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.OKIA $ISPLAY 0RODUCTS /Y 0" 3& 3ALO &INLAND
#HASSIS + 1
(IGH 2ESOLUTION #OLOR -ONITOR
#ONTENTS
3ERVICE #IRCUIT $ESCRIPTION -ONITOR $ISMANTLING 0ART ,IST 0#" 0ART ,IST 0#" ,AYOUT PICTURES
,EVEL
3-!))) 3-(# 3-9' 3-:$
-AIN "OARD MODULE 3-!&&& #24 MODULE 3-(" 6IDEO AMPLIFIER MODULE 3-9% 3UBWOOFER MODULE 3-:!
7HEN RE ORDERING MANUALS PLEASE QUOTE THE MODEL NAME AND PART NUMBER
:"
+
3ERVICE
#ONTENTS
0RODUCT /VERVIEW 4ECHNICAL 3PECIFICATIONS 0RESET $ISPLAY -ODES -ONITOR #ONNECTION !UDIO &EATURES 6IDEO #AMERA #ONNECTIONS &OCUSING #AMERA 3ITE 0REPARATION ,OCATION 4ROUBLESHOOTING #HECKING THE /PERATION OF 0OWER 3AVER #ONTROLLING THE -EMORY FOR 0ICTURE !DJUSTMENTS -EMORY FOR 5SER !DJUSTMENTS !DJUSTMENT 2ESETTING THE 5SER -EMORY -EMORY FOR &ACTORY !DJUSTMENTS !DJUSTMENT 'ROUPING OF THE !DJUSTMENTS 3ERVICE -ODE 'ROUPING OF THE ADJUSTMENTS 7RITE %NABLE *UMPPER 3ERVICE -ENU !CCESS TO THE 3ERVICE -ODE 'EOMETRY AND #ONVERGENCE 'REY 3CALE )NITIALIZING THE 2EPLACEMENT )# )# ON 3-! -ONITOR TYPE SETTING 3TORING AND 2ETURNING TO THE 5SER -ODE 7ORKSHOP -AINTENANCE )MPORTANT 3AFETY .OTICE $ISCHARGING THE #24 %3$ 3ENSITIVE 0ARTS 4EST %QUIPMENT 4EST 0ATTERNS !DJUSTMENT 0ROCEDURE !DJUSTMENT &LOW $IAGRAM 0RELIMINARY 0REPARATIONS #OARSE WIDTH 3YNC 2ANGE !DJUSTMENT (IGH 6OLTAGE 0RELIMINARY 0ICTURE !DJUSTMENTS 'EOMETRY 'REY 3CALE 4HE -OST 3ENSITIVE #OLOUR ,OW ,IGHT (IGH ,IGHT -AXIMUM-INIMUM #ONTRAST &OCUS #ONVERGENCE -EASURING #ONDITIONS #ONVERGENCE -EASURING 'AUGE 3TATIC #ONVERGENCE $YNAMIC #ONVERGENCE !LLOWED %RROR ,EVELS FOR #ONVERGENCE #OLOUR 0URITY +
+
0RODUCT /VERVIEW
+ IS A INCH MONITOR WITH OPTIONAL VIDEOCAMERA AND SOUND REPRODUCING FEATURE 4HE MAXIMUM RESOLUTION OF X MAKES THE MONITOR SUITABLE FOR 0# APPLICATIONS USING GRAPHICAL USER INTER
FACES 4HE MONITOR HAS AN OWN POWER SUPPLY WITH INPUT VOLTAGE REQUIREMENTS FROM 6 TO 6
4ECHNICAL 3PECIFICATIONS
#ATHODE 2AY 4UBE IN DIAGONAL DEFLECTION ANGLE $ARK ANTIGLARE ANTISTATIC COATING 3HORT PERSISTENCE 0 $OT PITCH MM 0ICTURE 3IZE MM X MM WITH SPECIFIED GEOMETRIC DISTORTION -AXIMUM 0ICTURE 3IZE MM X MM DIAGONALLY MM 0OWER )NPUT 2EQUIREMENTS 6OLTAGE 6 (Z !UTOSENSE #URRENT ! 6 ! 6 )NRUSH CURRENT MAX ! PEAK 0OWER $ISSIPATION 7 .ORMAL /PERATION 7 3TAND BY 7 3USPEND 7 !UTO POWER OFF -EMORY ,OCATIONS FOR FACTORY PRESET TIMINGS IN USE FREE FOR USER ADJUSTED TIMINGS 'EOMETRIC $ISTORTION 4HE DISTANCE BETWEEN BEZEL AND ACTIVE SCREEN EDGE SHALL NOT VARY MORE THAN MM IN BOTH VERTICAL AND HORIZONTAL DIMENSIONS ,UMINANCE -IN CDM AT CENTER WITH FULL WHITE FIELD 6IDEO )NPUT )NPUT 3IGNAL 2'" ANALOG POSITIVE MAX 6 ¬ (ORIZONTAL ADDRESSABILITY DOTS MAXIMUM 6ERTICAL ADDRESSABILITY DOTS MAXIMUM 3YNCHRONIZATION 2ANGE (ORIZONTAL K(Z TO K(Z AUTOMATIC 6ERTICAL (Z TO (Z AUTOMATIC 3YNCHRONIZATION 3IGNAL 3EPARATE 44, POSITIVENEGATIVE #OMPOSITE 44, POSITIVENEGATIVE -AX $OT &REQUENCY #APABILITY -(Z 4EMPERATURE /PERATING # TO # 0ACKED # TO # (UMIDITY /PERATING TO 0ACKED TO 7EIGHT KG NET KG GROSS 3IZE 4ILT AND 3WIVEL
$IMENSIONS -ONITOR H W D 0ACKAGE ( 7 $
MM MM MM MM MM MM
+
!UDIO OPTION
/UTPUT POWER X 7 WHEN INPUT SIGNAL IS 6RMS ON !5$)/ ). 3ENSITIVITY OF INTERNAL D" D" 6 AT -)# /54 CONNECTOR MICROPHONE SYSTEM WITH 0A SOUND PRESSURE IN THE MICROPHONE %XTERNAL MICROPHONE NOT PART OF AUDIO OPTION DELIVERY *ACK ® MM 4YPE %LECTRET CONDENSER MICROPHONE &EEDING VOLTAGE 6 #URRENT CONSUPTION MAX ! (EADPHONES NOT PART OF AUDIO OPTION DELIVERY )MPEDANCE TO OHMS *ACK ® MM
6IDEO CAMERA OPTION
#AMERA ##$ WITH INTERNAL SYNCHRONIZING SYSTEM 0ICTURE ELEMENTS (ORIZONTAL 6ERTICAL 3ENSITIVITY MIN LUX & #OLOUR SYSTEM 0!, 6IDEO OUTPUT #!-%2! 6)$%/ /54 3IGNAL TYPE #OMPOSITE NEGATIVE SYNC /UTPUT 6PP OHMS #ONNECTOR 2#! 3PECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE
+
0RESET $ISPLAY -ODES
&ULL INTENSITY 6
2IGHT "ORDER
,EFT "ORDER
6IDEO
"LANKING 6
( "LANKING ( &RONT 0ORCH
( !CTIVE 6IDEO ( "ACK PORCH
( 3YNC 3IGNAL
( 3YNC
&ULL INTENSITY
"OTTOM "ORDER
6
5PPER "ORDER
6IDEO
"LANKING 6
6 "LANKING 6 &RONT 0ORCH
6 !CTIVE 6IDEO 6 "ACK 0ORCH
6 3YNC 3IGNAL
6 3YNC
$ISPLAY -ODE $ISPLAY -ODE .AME ( &REQUENCYK(Z ( 0ERIOD¿S ( !CTIVE 6IDEO¿S ( 2ESOLUTION ( 3YNC¿S ( "ACK 0ORCH¿S 6 0ERIOD,INES 6 2ESOLUTION 6 3YNC,INES 6 "ACK 0ORCH ,INES ( SYNC 0OLARITY 6 SYNC 0OLARITY ( &RONT 0ORCH¿S 6 &RONT 0ORCH ,INES $OT &REQUENCY -(Z )NTERLACING
.#% NO
.#% NO
.#% NO
.#% NO
.#% NO
.#%
.#%
.#%
NO
NO
NO
+
-ONITOR #ONNECTION
-AKE SURE THAT THE MONITOR IS DISCONNECTED FROM MAINS AND THE POWER SWITCHES OF THE COMPUTER AND ALL ATTACHED DEVICES ARE TURNED OFF BEFORE CONNECTING THE MONITOR
#ONNECT THE SIGNAL CABLE PLUG TO THE VIDEOCONTROLLER CONNECTOR AT THE BACK OF THE COMPUTER 4IGHTEN THE SCREWS ON THE PLUG BY HAND #ONNECT THE POWER CORD FIRST TO THE MONITOR AND THEN TO A GROUNDED POWER OUTLET
)F YOUR MONITOR IS $$# COMPATIBLE 0#
$O NOT USE ANY ADAPTER WHEN CONNECTING SIGNAL CABLE TO YOUR COMPUTER $O NOT EXTEND THE SIGNAL CABLE WITH EXTENSION LEAD 4HE $$# SIGNALS WILL NOT ACCEPT EXTENDED CABLE 4O GROUNDED POWER OUTLET 6 (Z
)F THERE IS NO $$# IN YOUR COMPUTER 0#
.ORMALLY THERE IS NO NEED FOR ADAPTOR WHEN CONNECTING SIGNAL CABLE TO YOUR COMPUTER 5SE A 8'! ADAPTOR IN THE SIGNAL CABLE IF YOU ARE GOING TO USE 8'! DISPLAY MODE X (Z 5SE -!# ADAPTOR IN SIGNAL CABLE WHEN CONNECTING THE MONITOR TO AN !PPLE -ACINTOSH COMPUTER -AC !DAPTOR 8'! ADAPTOR
!##%33BUS CONNECTOR
4HE MONITOR HAS BEEN EQUIPPED WITH !##%33BUS CONNECTOR IN THE CONNECTOR PANEL 9OU MAY PLUG OTHER $$# LEVEL !" COMPATIBLE EQUIPMENTS EG MOUSE THERE
3IGNAL CONNECTOR
0IN 3IGNAL 26 '6 "6 )$ 34 2' '' "' ,' )$ 3$! (S 6S 3#, 2ED VIDEO 'REEN VIDEO "LUE VIDEO )$ TIED TO ,' WITH OHMS INSIDE MONITOR $$# '.$ 2ED GROUND 'REEN GROUND "LUE GROUN 6 ,OGIC GROUND )$ TIED TO ,' WITH OHMS INSIDE MONITOR $$# 3$! (OR SYNC #OMP SYNC 6ERT SYNC $$# 3#,
4O VIDEO CONTROLLER CONNECTION IN COMPUTER
!##%33BUS
0IN 3IGNAL 'ROUND $$# 3$! ) # SIGNAL 6 $$# 3#, ) # SIGNAL
+
!##%33BUS
!UDIO &EATURES /PTION
4HE -ONITOR HAS BUILT IN BASIC AUDIO FEATURES )N BUSINESS AND MULTIMEDIA SYSTEMS THIS IS AN ADVANTAGE BECAUSE EXTERNAL SPEAKERS MICROPHONE AND CONNECTION DO NOT CLUTTER YOUR DESKTOP )NTERNAL -ICROPHONE
"EFORE MAKING ANY CONNECTIONS SWITCH OFF THE COMPUTER AND MONITOR WITH THE POWER SWITCH
!S AN EXAMPLE THE ILLUSTRATION SHOWS CONNECTION TO A COMPUTER SOUND BOARD 3OUND "LASTER #REATIVE ,ABS )NC .OTE THAT OTH
ER TYPES OF SOUND BOARDS MAY USE DIFFERENT NAMES FOR CONNECTORS 4HE MONITOR CAN BE CONNECTED TO ANY OTHER SOUND SYSTEM IF THE SIGNAL LEVELS AND IMPEDANCES ARE TAKEN INTO ACCOUNT
)NCOMING SOUND
4HE INCOMING SOUND SYSTEM IS CAPABLE TO PROCEDURE STEREO SOUND VIA LOUDSPEAKER , AND 2 )N THE RIGHT HAND SIDE OF THE MONITOR THERE IS A JACK FOR HEADPHONES )NSERTING OF THE HEADPHONES PLUG SILENCES THE LOUDSPEAKERS #ONNECT THE AUDIO INPUTS !UDIO ). ,2 OF THE MONITOR TO THE AUDIO OUTPUT ,INE /UT IN THE COMPUTER ,OUDSPEAKER , ,OUDSPEAKER 2
/UTGOING SOUND
4HE MONITOR HAS BUILT IN MICROPHONE )F YOU USE EXTERNAL MICROPHONE ELECTRET CONDENSER MIC PLUG IT INTO THE JACK ON THE RIGHT HAND SIDE OF THE MONITOR )NSERTING OF THE MICROPHONE PLUG SWITCHES OFF THE INTERNAL MICROPHONE #ONNECT THE MICROPHONE OUTPUT -ICROPHONE /54 OF THE MONITOR TO THE LINE LEVEL SOUND INPUT ,INE ). IN THE COMPUTER )F THE ,INE )N JACK IS OCCUPIED TRY MICROPHONE INPUT JACK -IC IN
%XTERNAL -ICROPHONE
(EADPHONES
.OTE
3OUND "OARD HEADPHONES EXTERNAL MICROPHONE AND
CONNECTION CABLES ARE NOT PART OF MONITOR DELIVERY EVEN IN CASE THE MONITOR INCLUDES AUDIO FEATURES
+
6IDEO #AMERA
/PTION
6IDEO CAMERA OFFERS 0!, COMPOSITE SIGNAL WHICH CAN BE USED EG FOR 6IDEO CONFERENCE TOGETHER WITH AUDIO FEATURES 6IDEO RECORDING WITH ORDINARY VIDEO RECORDER 3IGNAL SOURCE FOR COMPUTER VIDEO CAPTURE CARD IN CASE THE CARD ACCEPTS COMPOSITE SIGNAL 4HE CAMERA OBJECTIVE CAN BE CLOSED WITH LEVER OPERATED LID 4HE LID IS INTENDED TO OPERATE AS A SHIELD FOR OBJECTIVE WHEN THE CAM
ERA IS NOT IN USE 7HEN CLOSED IT GIVES A POSSIBILITY FOR THE USER TO BE ABSOLUTE PRIVACY WITHOUT DANGER OF SOMEBODY WATCHING YOU 4HE CAMERA CAN BE ANGLED TOWARDS THE OBJECT HORIZONTALLY BY SWIVELLING THE MONITOR IN ITS BASE AND VERTICALLY BY A LEVER UNDER THE BEZEL
6IDEO #AMERA LENS
&OCUSING RING
,EVER FOR OBJECTIVE SHIELD 3HIELD OPEN 3HIELD CLOSED 6ERTICAL ANGLING OF CAMERA
#ONNECTIONS
!DJUST FOCUS WITH HELP OF A 46 SET EQUIPMENT WITH A 3#!24 CON
NECTOR .OKIA 0ARTS CABLE SET 0. 6 CAN BE USED FOR CONNECTION TO THE 46 SET BUT IF NOT AVAILABLE BUILD YOUR OWN CABLE !TTACH THE 3#!24 CONNECTOR TO THE 46 SET !TTACH THE 6IDEO ). 2#! CONNECTOR TO THE -ONITOR #AMERA 6)$%/ /54 !DJUST FOCUS
&OCUSING #AMERA
4HE CAMERA CAN BE FOCUSED TO THE TARGET BY TURNING THE FOCUSING RING BLACK WITH FINGERTIP 4URNING THE RING CLOCKWISE GIVES A SHARP PICTURE FROM TARGETS WHICH ARE FARTHER 4URNING THE RING COUNTERCLOCKWISE FOCUSES THE CAMERA TO THE TARGETS WHICH ARE NEAR )F YOU CAN NOT FIND A POSITION WITH GOOD FOCUS TURN THE FOCUS RING CLOCKWISE TO THE LIMIT 4URN THE RING TURNS BACKWARDS
2#!
CONNECTOR FOR #AMERA 6)$%/ /54
'.$
3#!24 CONNECTOR
6IDEO ).
&OCUSING 2ING
2#!
CONNECTOR
+
5SER #ONTROLS
0OWER 3WITCH 4URNING THE -ONITOR /. AND /&&
0USH THE POWER SWITCH TO TURN THE MONITOR ON OR OFF
7HEN THE POWER IS TURNED ON THE POWER ON INDICATOR WILL LIGHT 4HE COLOUR OF THE THE POWER ON LIGHT INDICATES THE OPERATING STATE OF THE MONITOR
'REEN 4HE MONITOR IS IN NORMAL OPERATION /RANGE 4HE MONITOR IS IN AUTOMATIC POWER OFF STATE .OT ILLUMINATED 4HE MONITOR IS TURNED OFF WITH POWER SWITCH OR DISCONNECTED FROM MAINS OUTLET
< <
0OWER ON INDICATOR 0OWER SWITCH
)F THE POWER MANAGEMENT FUNCTION WORKING PROPERLY IN YOUR COMPUTER YOU DO NOT NEED TO SWITCH THE MONITOR ON OR OFF )T HAPPENS AUTOMATICALLY
4HE POWER SWITCH DOES NOT DISCONNECT THE MONITOR FROM MAINS )N ODER TO MAKE THE MONITOR COMPLETELY POWERLESS UNPLUG THE POWER CORD FROM POWER OUTLET
-AIN -ENU
4HE ADJUSTMENTS AND SETTINGS OF THE MONITOR ARE CARRIED OUT USING MENU DISPLAY 4HE MENU IS CALLED ON THE SCREEN BY PUSHING < OR < BUTTON %ACH LINE IN THE -!). -%.5 CONTAINS A HEADER OF ANOTHER MENU &OOTER LINE CONTAINS INFORMATION ABOUT THE DISPLAY MODE CURRENTLY IN USE .OTHING CAN BE ADJUSTED DIRECTLY IN THIS MENU
-!). -%.5 ,!.'5!'% "!3)# !$*534-%.43 !5$)/ '%/-%429 )-!'% X (Z
+
-!). -%.5
,!.'5!'% %.',)3( $%543#( 36%.3+! 35/-) )4!,)!./ &2!.!)3 %30!/, %8)4 4/ -!). -%.5 "!3)# !$*534-%.43 #/.42!34 "2)'(4.%33 7)$4( (/2): #%.42).' (%)'(4 6%24)#!, #%.42).' $%'!533).' #2%!4% $%&!5,4 )4%%8)4 4/ -!). -%.5 #2%!4% $%&!5,4 )4%6/,5-% "!,!.#%
"!33
42%",%
34%2%/ 30%!+%2 -)#2/0(/.% -)# /54054 ,%6%, -)# ,%6%, 3%,%#4 %8)4 4/ -!). -%.5 '%/-%429 7)$4( (/2): #%.42).' (%)'(4 6%24)#!, #%.42).' 0).#53()/. #/22%#4 42!0%:/)$ #/22%#4 /24(/'/.!, #/22%#4 4),4 #/22%#4)/. &!#4/29 02%3%4 3(!0% %8)4 4/ -!). -%.5 )-!'% #/.42!34 "2)'(4.%33 #/,/52 + 2%$ '2%%. ",5% (/2): #/.6%2'%.#% 6%24 #/.6%2'%.#% #2%!4% #534/- )-!'% &!#4/29 02%3%4 )-!'% %8)4 4/ -!). -%.5 #2%!4% #534/- )-!'% #/.42!34 "2)'(4.%33 2%$ '2%%. ",5% 3!6% 4/ #534/- 3!6% 4/ #534/- %8)4 7)4(/54 3!6).' 7)$4(
,!.'5!'% "!3)# !$*534-%.43 !5$)/ '%/-%429 )-!'% X (Z
3UBMENU
3ELECT THE HEADER WHICH CON
TAINS THE ADJUSTMENT YOU ARE LOOKING FOR EG "!3)# !$*534-%.43 WITHOR 4HE SELECTED ITEM IN THE MENU IS INDICATED WITH TRIANGLES ! AND @ /PEN THE SELECTED SUBMENU WITH OR BUTTON 3ELECT THE PROPERTY YOU WANT TO ADJUST WITHOR EG 7)$4( !DJUST THE SELECTED PROPERTY 7)$4( WITH OR 4HE MENU DISAPPEARS AND A SCALE SHOWS THE POSITION OF THE ADJUSTMENT 4HE BUTTON INCREASES AND BUTTON DECREASES THE PROPERTY !FTER ADJUSTING THE NEW SETTING WILL BE STORED AUTOMATICALLY !LL MENU DISPLAYS DISAPPEAR AUTOMATICALLY IN A FEW SECONDS OR AT ONCE BY PUSHINGANDSIMULTA
NEOUSLY )F YOU WANT TO ADJUST OTHER PROPER
TIES IN THE MAIN MENU PUSHORAND SELECT %8)4 4/ -!). -%.5 4HE MENU SELECTION IS IN FORCE SECONDS AFTER THE MENU HAS DISAP
PEARED $URING THAT TIME THE LATEST ITEM CAN BE CALLED TO THE SCREEN SIMPLY BY PUSHING OR !FTER THE TIME HAS EXPIRED THE MENU SELEC
TION RETURNS TO THE DEFAULT ITEM REFER TO #2%!4% $%&!5,4 )4%- 3OME OF THE MENU ITEMS CONSIST OF SELECTION ALTERNATIVES SCANS THE ALTERNATIVES UPWARDS AND DOWN
WARDS )F THERE ARE ONLY TWO ALTERNA
TIVES BUTTON SWITCHES THE PROP
ERTY /. AND BUTTON /&&
#2%!4% $%&!5,4 )4% #/.42!34 6/,5-% 30%!+%2 -)#2/0(/.% !.$ #/,/52 %8)4 4/ "!3)# -%.5 /. /. ).4
)N MONITORS WITH WOOFER ONLY
+
3ITE 0REPARATION
,OCATION
4HIS -ONITOR IS DESIGNED FOR NORMAL OFFICE CONDITIONS )T IS EQUIPPED WITH OWN POWER SUPPLY )T IS NOT TO BE SERVICED OR REPAIRED ON SITE
4ROUBLESHOOTING
,OCAL SERVICE FACILITIES SHOULD PERFORM SIMPLE MAINTENANCE SUCH AS TRIMMING -ORE ADVANCED MAIN
TENANCE AND REPAIR THAT REQUIRES REPLACEMENT OF COMPONENTS WHICH IN TURN REQUIRES TESTING AND RE
TRIMMING SHOULD BE CARRIED OUT IN A CENTRAL WORKSHOP
3YMPTOM 0ICTURE SCREEN IS BLANK 4HE INDI
CATOR ON THE FRONT PANEL IS NOT ILLUMI
NATED 4HE INDI
CATOR ON THE FRONT TH F T PANEL IS IL
LUMINATED -EASURES #HECK THAT THE POWER CORD IS CORRECTLY CONNECTED TO THE MONITOR AND TO THE POWER OUTLET )F THE MONITOR IS POWERED THROUGH THE COMPUTER CHECK THAT THE COMPUTER IS SWITCHED ON WITH THE MAINS SWITCH 5SE A DESK LIGHT FOR EXAMPLE TO VERIFY THAT CUR
RENT IS CONNECTED TO A POWER OUTLET )F NO ELECTRICITY IS CONNECTED TO THE OUTLET CALL AN ELECTRICIAN 5NPLUG THE MONITOR FROM POWER OUTLET FOR ABOUT ONE MINUTE 4HE MONITOR MIGHT BE IN STAND BY POSITION 0USH ONE OF THE BUTTONS OR MOVE THE MOUSE #HECK THAT THE KEYBOARD S CONNECTION TO THE COMPUTER IS /+ #HECK THAT THE SIGNAL CABLE CONNECTOR IS CONNECTED )F THE CONNECTOR IS LOOSE TIGHT
EN THE CONNECTOR S SCREWS 5NPLUG THE MONITOR FROM POWER OUTLET FOR ABOUT ONE MINUTE 3WITCH OFF THE MONITOR AND THE COMPUTER 2EMOVE THE SIGNAL CABLE FROM THE COM
PUTER 3WITCH ON THE MONITOR USING THE POWER SWITCH )F A GRAY SLIGHTLY BLINKING FRAME BACKGROUND APPEARS ON THE SCREEN IT IS EVIDENT THAT THE MONITOR FUNCTIONS CORRECTLY AND THE PROBLEM IS CAUSED BY AN ERROR IN OTHER PARTS OF THE SYSTEM #HECK THE SIGNAL CABLE S CONNECTION PINS )F THE PINS ARE SLIGHTLY DISTORTED USE NOSE PLIERS TO STRAIGHTEN THEM 4HE COMPUTER MAY USE A TIMING VALUES WHICH ARE OUT OF THE MONITOR S SYNCHRONIZA
TION RANGE 0ICTURE HAS COLOUR DE
FECTS $EMAGNETIZE THE MONITOR )F COLOUR DEFECT IS REPEATED WITHOUT THE MONITOR HAVING BEEN MOVED IT IS POSSIBLE THAT THE MONITOR IS INFLUENCED BY A STRONG MAGNETIC INTERFERENCE FIELD NEAR TO A HIGH POWER CABLE FOR EXAMPLE 4RY TO FIND A BETTER LOCATION FOR THE MONITOR OR THE INTER
FERENCE SOURCE .OTE THAT ANOTHER MONITOR PLACED TOO NEAR LESS THAN CM MAY ALSO GENERATE INTERFERENCE IN THE PICTURE 9OUR COMPUTER MAY USE A TIMING FOR WHICH THE CORRESPONDING PICTURE CHARACTERISTIC ADJUSTMENTS HAVE NOT BEEN SET AT THE FACTORY !DJUST THE PICTURE CHARACTERISTICS -AKE SURE YOUR COMPUTER AND VIDEO CARD ARE PROPERLY CONFIGURED FOR YOUR MONITOR #HECK THE PROXIMITY OF OTHER ELECTRICAL DEVICES THAT GENERATE MAGNETIC FIELDS SUCH AS SPEAKERS OTHER MONITORS ELECTRIC FANS AND FLUORESCENT LIGHT FIXTURES 0ICTURE IS BLACK AND WHITE #HECK THAT THE SIGNAL CABLE S CONNECTOR IS COMPLETELY INSERTED 3WITCH OFF THE COM
PUTER AND RESTART
0ICTURE IS STABLE BUT DIS
TORTED 0ICTURE IS UNSTABLE
#HECKING THE /PERATION OF 0OWER3AVER
4HE PROPER OPERATION OF THE FUNCTION REQUIRES A COMPUTER WITH 6%3! $0-3 POWER MANAGEMENT CAPABILITIES .OTE THAT THE POWER SAVING FEATURE MUST BE ACTIVATED IN THE COMPUTER WHEN CHECKING THE OPERATION
3TATE .ORMAL /PERATION 3TAND BY 3USPEND 0OWER /FF #OLOUR OF THE POWER ON INDICATOR 'REEN 'REEN 'REEN /RANGE 6 9ES 9ES 9ES 9ES 6 9ES 9ES 9ES .O 6 9ES 9ES .O .O 6IDEO 9ES .O .O .O
$0-3 $ISPLAY 0OWER -ANAGEMENT 3IGNALING IS A TRADE MARK OF 6IDEO %LECTRONICS 3TANDARD !SSOCIATION 6%3!
+
#ONTROLLING THE -EMORY FOR 0ICTURE !DJUSTMENTS
4HE PICTURE ADJUSTMENT VALUES ARE STORED IN NON
VOLATILE MEMORY 4HE MEMORY HAS SEPARATED AREAS FOR 5SER !DJUSTMENTS AND FOR &ACTORY !DJUSTMENTS
-EMORY FOR 5SER !DJUSTMENTS
!DJUSTMENT
)F THERE ARE VALUES AVAILABLE IN THE MEMORY FOR USER ADJUSTMENTS CORRESPONDING TO THE PRESENT TIMING SIGNALS THEY ARE ALWAYS USED .EW USER MADE ADJUSTMENTS ARE STORED TO THE MEMORY FOR USER ADJUSTMENTS
2ESETTING THE 5SER MADE SETTINGS FOR GEOMETRY OR IMAGE
5SER MEMORY CAN BE EMPTIED FROM USER MADE SETTINGS 2ESETTING AFFECTS ONLY THE TIMING WHICH IS CURRENTLY ACTIVE 4HE RESET FUNCTION IS INHIBITED IF NO CORRESPONDING FACTORY PRESET DIS
PLAY MODE EXISTS 0LEASE REFER TO CHAPTER 5SER CONTROLS !FTER RESETTING ALL PICTURE PROPERTIES ARE COMING FROM MEMORY FOR FACTORY ADJUSTMENTS
-EMORY FOR &ACTORY !DJUSTMENTS
!LL MEASURES TO THE FACTORY ADJUSTMENTS REQUIRE THAT THE WRITE PROTECTION JUMPPER MUST BE CON
NECTED
!DJUSTMENT
&ACTORY ADJUSTMENTS CAN BE UPDATED WITH SERVICE MENU IN SERVICE MODE )F THERE IS NO LOCATION IN FACTORY ADJUSTMENT MEMORY FOR TIMINGS CURRENTLY IN USE THE ADJUSTMENT AFFECTS THE MEMORY FOR USER ADJUSTMENTS )F THE MEMORY LOCATION MENTIONED IN CASE IS EMPTY THE PICTURE ADJUSTMENT VALUES ARE READ FROM MEMORY FOR FACTORY ADJUSTMENTS &ACTORY ADJUSTMENTS CORRESPONDING TO THE CURRENT TIM
INGS ARE TRANSFERRED TO USER MEMORY IF ANY PICTURE PROPERTY IS ADJUSTED !FTER THAT THE OPERATION IS AS IN CASE
7RITE ENABLE JUMPER 2EFER TO THE CHAPTER ì3ERVICE -ODEì 4HE MEMORY CAN BE UPDATED WITH 3ERVICE MENU IN 3ERVICE -ODE 4HE MEMORY CAN BE UPDATED WITH 5SER -ENU IN 5SER -ODE
3TORING )NITIALIZATION
-EMORY FOR &ACTORY !DJUSTMENTS 3-! )#
0RESET 2ECALL 'EOMETRY IMAGE
-EMORY FOR 5SER !DJUSTMENTS 3-! )#
-EMORY FOR "ASIC !DJUST
MENTS 6'!
+
3ERVICE -ODE
3ERVICE -ODE IS NEEDED FOR UPDATING OF THE FACTORY ADJUSTMENTS FOR TIMINGS LISTED IN THE CHAPTER 0RE
SET $ISPLAY -ODES )F THERE IS NO LOCATION IN FACTORY ADJUSTMENT MEMORY FOR DISPLAY MODE CURRENTLY IN USE THE ADJUSTMENT AFFECTS THE MEMORY FOR USER ADJUSTMENTS
'ROUPING OF THE !DJUSTMENTS
4HERE ARE TWO GROUPS OF SOFTWARE ADJUSTMENTS IN SERVICE MODE GEOMETRY ADJUSTMENT SET GREY SCALE ADJUSTMENT SET 4HE FOLLOWING TABLE SHOWS HOW THE ADJUSTMENTS ACT IN RELATION TO THE DISPLAY MODES
!DJUSTMENT
#OMMON FOR ALL $ISPLAY MODES 8 8
3EPARATE FOR EACH $ISPLAY MODE
!VAILABLE IN 5SER -ODE 8
!VAILABLE IN 3ERVICE -ODE
#ONTRAST "RIGHTNESS (ORIZONTAL CENTRING 6ERTICAL CENTRING (EIGHT 7IDTH 0INCUSHION 4RAPEZIUM /RTHOGONALITY (ORIZONTAL CONVERGENCE 6ERTICAL CONVERGENCE 0INCUSHION BALANCE (ORIZONTAL RASTER CENTRING ' -AX-IN CONTRAST 2 "LACKLEVEL ' "LACKLEVEL " "LACKLEVEL 2 'AIN ' 'AIN " 'AIN
#OMMON MEMORY FOR BOTH MODES
8
#OMMON MEMORY FOR BOTH MODES
8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8
8 8 8 8 8 8 8 8 8
8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8
#OMMON ADJUSTMENTS NEED TO BE ADJUSTED ONLY ONCE 3EPARATE ADJUSTMENT MUST BE PERFORMED FOR EVERY DISPLAY MODE TO BE STORED
+
7RITE %NABLE *UMPPER
-EMORIZING IN 3ERVICE -ODE REQUIRES THAT SERVICE CONNECTOR PINS AND MUST BE SHORT CIRCUITED -AKE THE SHORT CIRCUIT BEFORE YOU START SERVICE MODE AND DISCONNECT IT AFTER YOU HAVE COMPLETED THE WHOLE ADJUSTMENT PROCEDURE
&RONT EDGE OF THE 3-!
5NDERNEATH THE 0#"
7RITE %NABLE *UMPER -AKE A SHORT CIRCUIT BETWEEN
.OTE &ORGETTING TO DISCONNECT THE SHORT CIRCUIT MAY CAUSE CORRUPTION OF THE MEMORY CONTENT DURING NORMAL USE 3ERVICE #ONNECTOR
+
3%,%#4
3%,%#4
3ERVICE -ENU
!CCESS TO 3ERVICE -ODE
&IRST SWITCH /&& THE MONITOR WITH POWER SWITCH 0USH < 3%,%#4 DOWN 7HILE KEEPING < 3%,%#4 DOWN SWITCH /. THE MONITOR 2ELEASE < 3%,%#4 AFTER SERVICE MENU HAS APPEARED TO THE SCREEN 3ELECT THE ITEMS IN THE MENU WITH 3%,%#4 BUTTON 0USH !$*534 TO OPEN 'EOMETRY OR 'REY 3CALE 3UBMENU OR TO )NITIAL
IZE THE MEMORY )# !DJUST EACH PROPERTY WITH !$*534
3%26)#% -/$% '%/-%429 '2%9 3#!,% ).)4)!,):).' %8)4
!$*534 3%,%#4 !$*534
3%,%#4
'EOMETRY
'EOMETRY SUBMENU CONTAINS PLACEMENT SIZE AND SHAPE ADJUST
MENTS
3%,%#4
(%)'(4 6%24 #%.42).' 7)$4( (/2 #%.42).' 0).#53()/. 4RAPEZOID 42!0%:/)$ A2 /24(/'/.!,)49 0).#53()/. "!, 4),4 (/2 #/.6%2' 6%24 #/.6%2' 2!34%2
'REY 3CALE
3%,%#4
4HIS MONITOR HAS SIX PRESET TINTS 7ITH TINT NUMBERS SMALLER THAN THE PICTURE BECOMES REDDISH AND WITH TINT NUMBERS GREATER THAN THE PICTURE TURNS BLUE
4INT NO + + + + + + #OLOUR 4EMPERATURE +
4HE GREY SCALE ADJUSTMENT AFFECTS DIRECTLY TINT NUMBER + ONLY /THER TINTS ARE DERIVED AUTOMATICALLY FROM + COLOUR TEM
PERATURE
)NITIALIZING THE 2EPLACEMENT )# ON 3-! BOARD
"2)'(4.%33 #/.42!34 ' 2%$ COARSE '2%%. COARSE ",5% COARSE 2%$ AMPL '2%%. AMPL ",5% AMPL -!8-). #/.42
3%,%#4
)F THE MEMORY FOR FACTORY ADJUSTMENTS IS REPLACED IT MUST BE INI
TIALIZED $URING INITIALIZING ALL MEMORY LOCATIONS ARE WRITTEN WITH APPROXIMATE VALUES 4HEY MUST BE UPDATED IN SERVICE MODE AS EXPLAINED IN THE CHAPTER !DJUSTMENT 0ROCEDURE !CTIVATE SERVICE MODE AS EXPLAINED BEFORE 3ELECT ).)4)!,):).' IN THE SERVICE MODE MENU WITH 3%,%#4 BUTTON )NITIALIZATION OF THE MEMORY BY PUSHING BUTTON 3WITCH /&& THE MONITOR #AUTION )NITIALIZING OF A PROGRAMMED MEMORY )# DELETES ALL USER AND FACTORY MADE ADJUSTMENTS
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-ONITOR 4YPE 3ETTING
!FTER INITIALIZING THE MONITOR CONTINUE WITH THE SETTING OF THE MONITOR VERSION TO THE MEMORY 3WITCH THE MONITOR OFF 7HILE KEEPING SETTING BUTTON S DOWN SWITCH THE MONITOR /. 3ETTING BUTTONS + 8AVC + 8A + 8AVC + 88AV 1 8I 2 1 8I 3ETTING BUTTONS SINCE &IRM 7ARE + 8AVC + 8A + 8AVC + 8AV + 8AV 1 8I 1 8I 3WITCH THE MONITOR OFF !$*534 !$*534 3%,%#4 < AND !$*534 3%,%#4 < AND !$*534 3%,%#4 < AND !$*534 3%,%#4 < AND !$*534 3%,%#4 < AND !$*534 !$*534 !$*534 3%,%#4 < AND !$*534 3%,%#4 < AND !$*534 !$*534 !$*534 3%,%#4 < AND !$*534
3TORING AND 2ETURNING TO THE 5SER -ODE
4HE DISPLAY RELATED ADJUSTMENTS ARE STORED AT THE MOMENT OF RETURN TO THE HEAD MENU FROM A SUBME
NU #OMMON ADJUSTMENTS ARE STORED AT THE MOMENT WHEN YOU LEAVE 3ERVICE -ODE $ISPLAY MODES CAN BE CHANGED WITHOUT LEAVING 3ERVICE -ODE WHEN MAKING DISPLAY MODE RELATED ADJUSTMENTS %XIT FROM 3ERVICE -ODE BY SELECTING %8)4 IN THE SERVICE MODE MENU AND PUSHING < 3%,%#4 7HEN YOU EXIT FROM 3ERVICE -ODE THE MONITOR TURNS TO NORMAL USER MODE )F YOU WANT TO LEAVE THE SERVICE MODE WITHOUT MEMORIZING COMMON ADJUSTMENTS SWITCH OFF THE MONITOR IN SERVICE MODE
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7ORKSHOP -AINTENANCE
)MPORTANT 3AFETY .OTICE
4HE COMPONENTS WHICH ARE IMPORTANT FOR SAFETY ARE MARKED WITH SPECIAL MARK ON THE CIRCUIT DIA
GRAM )T IS ESSENTIAL THAT THESE CRITICAL PARTS SHOULD BE REPLACED WITH MANUFACTURE S SPECIFIED PARTS TO PREVENT 8 RADIATION SHOCK FIRE OR OTHER HAZARDS &OR YOUR OWN SAFETY USE ALWAYS SAFETY ISOLATING TRANSFORMER WHEN REPAIRING THE MONITOR
$ISCHARGING THE #24
(IGH VOLTAGE CIRCUITRY INCLUDES BLEEDER RESISTOR WHICH NORMALLY DISCHARGES THE TUBE IN ABOUT SE
CONDS AFTER THE POWER IS SWITCHED OFF )F YOU FOR SAFETY REASONS WANT TO BE SURE ABOUT THE DIS
CHARGING DO AS FOLLOWS 7EAR SAFETY GOGGLES ! CRACKED #24 MAY IMPLODE WHEN DISCHARGED 4HE SIGNAL CABLE MUST BE DISCONNECTED FROM THE COMPUTER 4O DISCHARGE THE #24 A FLAT HEAD SCREWDRIVER WITH GROUNDING CABLE IS REQUIRED $ISCONNECT THE POWER CABLE #ONNECT THE METAL CHASSIS OF THE MONITOR TO RELIABLE EARTH #ONNECT THE GROUNDING WIRE TO THE SCREWDRIVER #ONNECT THE OTHER END OF THE GROUNDING WIRE TO THE CHASSIS EARTH )NSERT THE SCREWDRIVER UNDER THE RUBBER CAP OF THE %(4 CONNECTOR TO DISCHARGE THE TUBE $ISCONNECT THE POWER CABLE
%3$ 3ENSITIVE 0ARTS
4O PREVENT DAMAGE WHEN WORKING WITH ELECTROSTATIC DISCHARGE %3$ SENSITIVE PARTS OBSERVE THE FOLLOWING INSTRUCTIONS +EEP THE %3$ SENSITIVE PART IN ITS ORIGINAL SHIPPING CONTAINER UNTIL YOU ARE READY TO INSTALL THE PART INTO THE COMPONENT CARD *UST BEFORE TOUCHING THE %3$ SENSITIVE PART DISCHARGE TO THE MONITOR ANY STATIC ELECTRICITY IN YOUR BODY DO THIS BY TOUCHING THE METAL FRAME OR COVER OF THE MACHINE )F POSSIBLE KEEP ONE HAND ON THE FRAME WHEN INSERTING OR REMOVING A LOGIC CARD FOR EXAMPLE (OLD THE %3$ SENSITIVE PART BY ITS EDGE DO NOT TOUCH ITS PINS
4EST %QUIPMENT
4HE FOLLOWING TEST EQUIPMENT ARE REQUIRED TO ADJUSTMENT PROCEDURE 3AFETY ISOLATING TRANSFORMER $IGITAL MULTIMETER &LUKE OR EQUIVALENT TRUE 2-3 MULTIMETER (IGH VOLTAGE PROBE EG &LUKE K 3IGNAL GENERATOR 64' 0# OR PROGRAMMABLE VIDEO GENERATOR #OLOR ANALYZER EG -INOLTA 46 #OLOR !NALYZER #! #ONVERGENCE 'AUGE #-!2 OR EQUIVALENT /SCILLOSCOPE -(Z BAND WIDTH (I 0OT TESTER &LASH TESTER WITH INSULATION MEASUREMENT ,EAKAGE CURRENT "REAK DOWN VOLTAGE %3$ PROTECTION NECESSARY
4EST 0ATTERNS
!CTIVE VERTICAL VIDEO TIME
! AREA " AREA
PIXELPIXELPI PIXELPIXELPI PIXELPIXELPI PIXELPIXELPI
!CTIVE HORIZONTAL VIDEO TIME
"LACK 0ICTURE 3IGNAL LEVEL 6 AT EACH 2'" INPUT (IGHLIGHT GREY SCALE TRACKING 3IGNAL LEVEL M6 IN THE WINDOW AT EACH 2'" INPUT #ROSSHATCH 0ICTURE 3QUARES EG MM X MM /UTMOST LINES CORRESPOND THE ACTIVE VERTICALHORIZONTAL VIDEO TIME #ONVERGENCE TEST PATTERN &OCUS TEST PATTERN +
!DJUSTMENT 0ROCEDURE
4HE FOLLOWING PROCEDURE MUST BE CARRIED OUT IN CASE OF LARGE SERVICE OPERATIONS EG WHEN A CIRCUIT BOARD OR NONVOLATILE MEMORY )#! HAS BEEN REPLACED BY A NEW ONE 4HE ORDER OF ADJUSTMENTS EXPLAINED HERE HAS BEEN FOUND TO PRODUCE THE DESIRED RESULT WITH THE MINI
MUM OF EFFORT !DJUSTMENTS CAN ALSO BE MADE IN ANOTHER ORDER OR COMPLETELY SEPARATELY
!DJUSTMENT &LOW $IAGRAM
34!24 'RAY SCALE 9%3 0ERFORM 0RELIMINARY PREPARATIONS 3EE 4HE MOST SENSITIVE COLOUR 3EE
!SSEMBLIES OR COMPONENTS REPLACED ./
,OW LIGHT 3EE #ONNECT THE WRITE ENABLE JUMPPER 3EE (IGH LIGHT 3EE
)#! REPLACED ./ 2ESET USER MEMORY FOR DISPLAY MODES TO BE AD
JUSTED 3EE
9%3 -AXIMUMMINIMUM CONTRAST 3EE .OTE THE 7RITE %NABLE JUMPPER 3WITCH /&& THE MONITOR AND AC
TIVATE SERVICE MODE )NITIALIZING 3ET MONITOR TYPE 3WITCH /&& THE MONITOR #ONVERGENCE !DJUST THE CONVERGENCE IN THE MIDDLE OF THE TUBE WITH STATIC ADJUSTMENTS 3EE
&OCUS 3EE
'EOMETRY !CTIVATE SERVICE MODE AND PERFORM PARA WITH K(Z (Z
!DJUST THE CONVERGENCE IN THE CORNERS OF THE TUBE WITH DYNAMIC ADJUSTMENTS 3EE
2ETURN TO THE USER MODE 0ERFORM PARA AND FOR ALL OTHER TIMINGS $ISCONNECT THE WRITE ENABLE JUMPPER 3EE
34/0
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0RELIMINARY 0REPARATIONS
#ONNECT THE SIGNAL CABLE TO THE 0# 3WITCH ON THE MONITOR AND THE 0# ,ET THE MONITOR WARM UP FOR MINUTES BEFORE STARTING THE ADJUSTMENTS
#OARSE WIDTH
3ELECT K(Z (Z CROSSHATCH TEST PATTERN 3ET WIDTH TO THE MAXIMUM WITH MENU ADJUSTMENT 3ET WITDTH APPROXIMATELY MM WITH COARSE ADJUSTMENT 24
&RONT
24
3-!
BOARD
*
"ACK EDGE
6 TEST POINT
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3YNC 2ANGE !DJUSTMENT
4HIS ADJUSTMENT LIMITS THE HORIZONTAL FREQUENCY RANGE .OTE THAT THE FREE RUNNING FREQUENCIES OF THE PHASE LOCKED LOOP CONTROLLED OSCILLATOR MUST BE AD
JUSTED LOWER THAN THE REQUIRED LIMITS BECAUSE THE 0,, CAN ONLY INCREASE THE FREE RUNNING FREQUENCY 3HORT
CIRCUIT 1 PINS ON 3-! BOARD 4HIS INHIBITS THE OPERATION OF THE 0,, DURING ADJUSTMENT #ONNECT THE FREQUENCY METER TO 2 AND '.$ 3ELECT A DISPLAY MODE WITH LINE FREQUENCY K(Z (IGHER LIMIT !DJUST 24 ON 3-! BOARD UNTIL THE METER SHOWS A FREQUENCY q K(Z 3ELECT A DISPLAY MODE WITH LINE FREQUENCY K(Z ,OWER LIMIT !DJUST 24 ON 3-! BOARD UNTIL THE METER SHOWS A FREQUENCY q K(Z
2EMEMBER TO REMOVE THE SHORT
CIRCUIT ON 1
24
2 3-!
BOARD
24
(IGH 6OLTAGE
3ELECT K(Z(Z CROSSHATCH TEST PATTERN #ONNECT THE HIGH VOLTAGE METER TO THE ANODE OF THE PICTURE TUBE !DJUST THE HIGH VOLTAGE TO q K6 WITH 24 ON 3-! BOARD
3-!
BOARD
24
0RELIMINARY 0ICTURE !DJUSTMENTS
3ELECT K(Z (Z CROSSHATCH TEST PATTERN TO MAXIMUM AND ADJUST UNTIL THE BACKGROUND IS FAINTLY VISIBLE 3ET !DJUST FOCUS IF POOR $O NOT ADJUST ' VOLTAGE WITH POTENTIOMETER OR KEYPANEL IF YOU HAVE REASON TO BELIVE THAT THERE IS NO NEED TO ADJUST GRAY SCALE
2EMEMBER
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'EOMETRY
!CTIVATE 3ERVICE -ODE $EGAUSSING MUST BE CARRIED OUT BEFORE THE PICTURE ADJUSTMENTS $EGAUSSING SHALL BE REPEATED IF THE MONITOR IS MOVED 3ELECT K(Z (Z CROSSHATCH TEST PATTERN TO MAXIMUM AND ADJUST UNTIL THE BACKGROUND IS FAINTLY VISIBLE 3ET 2EDUCE WIDTH UNTIL BOTH VERTICAL EDGES OF THE BACKGROUND ARE VISIBLE 3TRAIGHTEN THE PICTURE IF TILTED 4HIS ADJUSTMENT IS COMMON FOR ALL DISPLAY MODES #ENTRE THE BACKGROUND 4HIS ADJUSTMENT IS COMMON FOR ALL DISPLAY MODES
MM
!DJUST SIZE POSITION AND SHAPE OF THE PICTURE EQUAL TO THE MASK APER
TURE !DJUST FIRST THE PROPERTIES WITH LARGEST DEVIATION FROM THE CORRECT VALUE 3ELECT K(Z (Z CROSSHATCH TEST PATTERN #HECK THAT COARSE WIDTH IS STILL APPROXIMATELY MM 3ELECT K(Z (Z CROSSHATCH PATTERN !DJUST FINAL WIDTH AND HEIGHT
MM
2EPEAT STEPS AND FOR EVERY DISPLAY MODE TO BE STORED .OTE THAT THE DISPLAY MODE CAN BE CHANGED WITHOUT LEAVING THE SERVICE MODE
3%26)#% -/$% '%/-%429 '2%9 3#!,% ).)4)!,):).' %8)4
!$*534 3%,%#4
'EOMETRY (%)'(4 6%24 #%.42).' 7)$4( (/2 #%.42).' 0).#53()/.
!$*534
3%,%#4
'REY 3CALE "2)'(4.%33 #/.42!34 ' 2%$ COARCE '2%%. COARSE ",5% COARSE 2%$ AMPL '2%%. AMPL ",5% AMPL -!8-). #/.42
3%,%#4
3%,%#4 3%,%#4
3%,%#4
'EOMETRY 42!0%:/)$ /24(/'/.!,)49 0).#53()/. "!, 4),4 (/2 #/.6%2' 6%24 #/.6%2' 2!34%2
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'REY 3CALE
4HE GREY SCALE IS ADJUSTED FOR + COLOUR TEMPERATURE -EMORIZING OF ' AND -AX-IN #ONTRAST TAKES PLACE AT THE MOMENT OF RETURN TO THE USER MODE
4HE -OST 3ENSITIVE #OLOUR
4HE MOST SENSITIVE COLOUR HAS BEEN MARKED IN A LABEL ON THE DEFLECTION YOKE )T MAY NOT BE CORRECT IF TUBE OR 3-( CARD HAS BEEN CHANGED )N THAT CASE JUDGE THE MOST SENSITIVE COLOUR FROM THE TONE OF THE PICTURE AFTER YOU HAVE MADE THE FOLLOWING ADJUSTMENTS 3ELECT K(Z (Z BLACK TEST PATTERN TO MAXIMUM 3ET AND 3ET BLACKLEVEL ADJUSTMENT 2%$'2%%.",5% COARSE TO MINIMUM FOR DARKEST PICTURE 3ET 2%$'2%%.",5% AMPL MENU ADJUSTMENTS TO CENTER 3ET ' MENU ADJUSTMENT TO CENTER 0LACE THE PROBE OF THE COLOUR ANALYZER IN THE MIDDLE OF THE SCREEN AND ADJUST WITH ' TRIMMER UNTIL THE PICTURE BRIGHTNESS TO q NIT
,OW ,IGHT
3ELECT K(Z (Z BLACK TEST PATTERN !DJUST PICTURE BRIGHTNESS TO q NITS WITH ' MENU ADJUSTMENT !DJUST WITH ADJUSTMENT THE BRIGHTNESS TO q NITS !DJUST THE COLOUR COORDINATES TO + X q Y q WITH 2%$'2%%.",5% COARSE ADJUSTMENTS $O NOT ADJUST THE MOST SENSITIVE COLOUR TO THE MAXIMUM AND CHECK THAT THE BRIGHTNESS IS STILL 3ET AND q NITS )F NOT REPEAT STEPS AND
,EFT SIDE VIEW OF THE CHASSIS
(IGH ,IGHT
3ELECT K(Z (Z BLACK TEST PATTERN !DJUST WITH THE PICTURE BRIGHTNESS TO q NITS 3ELECT K(Z (Z WINDOW TEST PATTERN THE PICTURE BRIGHTNESS IN THE WINDOW TO q NITS !DJUST WITH !DJUST WITH 2%$'2%%.",5% AMPL THE COLOUR COORDINATES IN THE WIN
DOW TO X q Y q #HECK AFTER ADJUSTMENT THAT THE BRIGHTNESS READING IS IN LIMITS #HECK PARA AND 2EADJUST COLOR TEMPERATURE IF OUT OF TOLER
ANCE
-AXIMUM-INIMUM #ONTRAST
3ET TO THE MAXIMUM THE PICTURE BRIGHTNESS OUTSIDE WINDOW TO q NITS !DJUST WITH !DJUST BRIGHTNESS IN THE WINDOW TO q NITS WITH -!8-). #/.42 TO MINIMUM 3ET !DJUST BRIGHTNESS TO q NITS WITH -!8-). #/.42 %XIT SERVICE MODE
&OCUS
3ELECT K(Z (Z CROSSHATCH TEST PATTERN TO THE MAXIMUM AND ADJUST UNTIL THE BACKGROUND IS FAINTLY VISIBLE 3ET !DJUST THE SHARPNESS WITH &/#53 ( AND &/#53 6 TO OPTIMUM !DJUST UNTIL THE BACKGROUND IS INVISIBLE 3ELECT FOCUS TEST PATTERN #HECK THAT ALL LETTERS ARE CLEARLY VISIBLE +
PIXELPIXELPI PIXELPIXELPI PIXELPIXELPI PIXELPIXELPI
&/#53 6 ' &/#53 (
#ONVERGENCE
2EDUCE FIRST THE CONVERGENCE ERROR IN THE MIDDLE OF THE SCREEN TO MINIMUM USING STATIC ADJUSTMENTS !FTER THE CONVERGENCE IS FAULTLESS IN THE MIDDLE OF THE TUBE USE DYNAMIC ADJUSTMENTS TO ELIMINATE THE ERROR IN THE EDGES OF THE TUBE 3TATIC ADJUSTMENTS AFFECTS THE WHOLE PICTURE AREA MAGNET RING SET ON THE TUBE NECK HORIZONTAL VERTICAL $YNAMIC ADJUSTMENTS AFFECTS A PART OF THE PICTURE AREA DEFLECTION YOKE TRIMMERS
-EASURING #ONDITIONS
!DJUST CONVERGENCE WITH K(Z LINE FREQUENCY -AKE SURE THAT FOCUS IS CORRECTLY SET AT THE MID
POINT BETWEEN THE SCREEN CENTER AND THE EDGE OF THE PICTURE 5SE WHITE CROSSHATCH TEST PATTERN WITH CIRCLE !DJUST TO NEAR THE MAXIMUM AND REDUCE UNTIL THE BACKGROUND DISAPPEARS
#ONVERGENCE -EASURING 'AUGE #-!2
4HE USE OF THE +LEIN #-!2 #ONVERGENCE 'AUGE HAS BEEN EXPLAINED HERE BUT OTHER TYPES OF GAUGES CAN BE USED AS WELL #HECK THAT THE ADJUSTING KNOBS ! " ARE SET TO ZERO 0LACE THE GAUGE ON THE LINE WITH MARKING 9 UP UPWARDS WHEN MEASURING HORIZONTAL LINE 0LACE THE GAUGE ON THE LINE WITH MARKING 8 UP UPWARDS WHEN MEASURING VERTICAL LINE )F THE LINE HAS CONVERGENCE ERROR THE LINE IN THE WINDOW SEEMS TO BE BROKEN 5SE KNOBS ! AND " TO ADJUST THE LINE CONTINUOUS )F THE READINGS ARE ON THE OPPOSITE SIDE OF ZERO THE CONVERGENCE ERROR IS !" EG )F THE READINGS ARE ON THE SAME SIDE OF ZERO THE CONVERGENCE ERROR IS EQUAL TO ! IF ! " OR " IF " ! 8 " 9
"LUE
2ED
'REEN
!
3TATIC #ONVERGENCE
4HE MAGNET RINGS HAS BEEN SET TO THE OPTIMUM IN THE FACTORY 2EADJUSTMENT IS NECESSARY ONLY IN CASE THE ADJUSTING MAGNETS HAVE BEEN ACCIDENTALLY MOVED !DJUST ' VERTICALLY IN THE MIDDLE BETWEEN 2 AND " WITH POLE MAGNET RINGS !DJUST ' HORIZONTALLY IN THE MIDDLE BETWEEN 2 AND " WITH POLE MAGNET RINGS ,OCK THE RINGS WITH PAINT
' 2
"
0URITY MAGNET RINGS $O NOT ADJUST
POLE MAGNET RINGS
3-(
2OTATING BOTH RINGS TOGETHER
3-(
3LIDING TWO RING TOBS TOWARD OR AWAY FROM EACH OTHER
+
$YNAMIC #ONVERGENCE
.- .-!
"
2
.OTE
2 "
2'"
64RAPEZOID 0URITY MAGNET RINGS $O NOT ADJUST
2 " 2'" " 2 2 "
"
2
2'"
2 " 2 " 2'" " 2 " 2
2 "
2'" " 2
2'"
2 "
" 2
2'"
2'"
" 2
2 "
24
2 "
2'" 2'"
24
2 "
24 6 #ONV
24 6 #ONV
! AREA " AREA
+
.-
2"
"2
%FFECT WHEN YOU ADD FIXINGPLATE TO LOCATION '
"2 "2 "2 2 " 2 " 2" 2 " 2 " "2 "2 "2 " 2
"2
2"
%FFECT WHEN YOU ADD FIXINGPLATE TO LOCATION (
"2 2"
2" "2
0URITY MAGNET RINGS $O NOT ADJUST
2'"
2
"
2 " 2'" " 2 " 2 ' (
2'" 2 " 2'" " 2
2
"
24
2 "
2'" 2'"
24
2 "
24 6 #ONV
24 6 #ONV
! AREA " AREA
!LLOWED %RROR ,EVELS FOR #ONVERGENCE
&OR HORIZONTAL SYNC FREQUENCIES ABOVE K(Z !REA ! Ì MM !REA " Ì MM
&OR HORIZONTAL SYNC FREQUENCIES BELOW K(Z !REA ! Ì MM !REA " Ì MM
#OLOUR 0URITY
$O NOT MOVE PURITY MAGNET RINGS )F THE PURITY MAGNET RINGS ARE FOUND TO HAVE MOVED DURING TRANS
PORTATION OR HANDLING SET THEM JUST IN THE ORIGINAL POSITION BY TRACING THE LOCKING PAINT PUT ON PURITY MAGNET RINGS AND HOLDER OF BEAM BENDER AND THEN READJUST THE STATIC CONVERGENCE
+