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Self Diagnosis
Supported model
SERVICE MANUAL
MODEL NAME REMOTE COMMANDER
BA-5D
DESTINATION
CHASSIS
CHASSIS NO.
KV-34FS100 KV-34FS100
RM-Y180 RM-Y180
LATIN NORTH LATIN SOUTH
SCC-S62K-A SCC-S62L-A
RM-Y181 KV-32FS200
TRINITRON® COLOR TELEVISION
9-965-929-01
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SECTION 4: CIRCUIT ADJUSTMENTS ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER
Use the Remote Commander (RM-Y180, RM-Y181) to perform the circuit adjustments in this section. Test Equipment Required: 1. Pattern generator 2. Frequency counter 3. Digital multimeter 4. Audio oscillator
4-1. SETTING SERVICE ADJUSTMENT MODE
1. Standby mode (Power off). 2. Press the following buttons on the remote commander within a second of each other: Channel 5 Sound Volume + Power DISPLAY
4-2. MEMORY WRITE CONFIRMATION METHOD
1. After adjustment, pull out the plug from the AC outlet, then replace the plug in the AC outlet again. 2. Turn the power switch ON and set to Service Mode. 3. Call the adjusted items again to confirm they were adjusted.
SERVICE ADJUSTMENT MODE IN
Disp. (Item) Item order Item data
4-3. REMOTE ADJUSTMENT BUTTONS AND INDICATORS
SERVICE
VP HSIZ
0
7 TV
MUTING
(Enter into memory)
POWER
(Service Mode)
Mode
DISPLAY
1. 2. 3. 4. The CRT displays the item being adjusted. Press 1 or 2 on the Remote Commander to select the item. Press 3 or 6 on the Remote Commander to change the data. Press MUTING then ENTER to write into memory. (Service Mode) 3 Item (Data up) 6 Item (Data down) 5 (Device item down)
1 Disp. (Item up) 2 (Device Item Up) 4 Disp. (Item down) 8 (Initialize)
SERVICE ADJUSTMENT MODE MEMORY
Disp. (Item) Item order Item data
VP HSIZ
0
7 TV
SERVICE
MUTING Green
ENTER
(Enter into memory) 0 (Remove from memory)
ENTER Red
VOLUME (+)
(Service Mode)
1. Press then on the Remote Commander to initialize.
Disp. (Item) Item order Item data
VP HSIZ
0
7 TV
WRITE
RM-Y181 Carry out Step 1 when adjusting ID's 0-7 and when replacing and adjusting IC003. 2. DO NOT turn off set until SERVICE appears.
-- 17 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
4-4. SERVICE DATA LISTS
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-- 18 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SERVICE DATA LISTS
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-- 19 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SERVICE DATA LISTS
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-- 20 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SERVICE DATA LISTS
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-- 21 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SERVICE DATA LISTS
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-- 22 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SERVICE DATA LISTS
6HUYLFH *URXS 3,3 1R 1DPH 3)51 3596 3&21 38&2 39&2 3+8( 3.,/ 36(3 3'&1 )L[ 9DU )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ 'HVFULSWLRQ 9&;2 RVFLODWLRQ +'9' LQSXW V\QFKURQRXV PRGH VHOHFWLRQ 3,3 VXE FRQWUDVW FRQWURO 3,3 8 OHYHO FRQWURO 3,3 9 OHYHO FRQWURO 3,3 VXE KXH FRQWURO &RORU NLOOHU &V\QF VHS LQSXW VHOHFWLRQ 6XE SLF V\QF VHS 7KHUHVKROG VHWWLQJ EJS SRVLWLRQ VHWWLQJ <& GHOD\ DGMXVW IRU YLGHR <& GHOD\ DGMXVW IRU \XY < EU\JKWQHVV FRQWURO 9 SHGHVWDO OHYHO IRU <89 8 SHGHVWDO OHYHO IRU <89 9 SHGHVWDO OHYHO IRU PDLQ Z EXUVW 8 SHGHVWDO OHYHO IRU PDLQ Z EXUVW 9 SHGHVWDO OHYHO IRU PDLQ ZR EXUVW 8 SHGHVWDO OHYHO IRU PDLQ ZR EXUVW ' (K VHWWLQJ PRGH &RORU V\VWHP 6\QF GHOD\ FRQWURO <89 FRORU OHYHO &URPD JDLQ $XWR $)& 6ODYH $GGU $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ &RPPRQ 6XE )L[ $GGU 'DWD $ $ % % & & ' ' '
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-- 23 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SERVICE DATA LISTS
6HUYLFH *URXS 3,3 )L[ 9DU )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ )L[ &RPPRQ 6XE )L[ $GGU 'DWD ' ' ( ( ( ) ) ) ) ) ) &
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-- 24 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
SERVICE DATA LISTS
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-- 25 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
4-5. ID MAP TABLE
0RGHO
.9)6 .9)6 .9)6 .9)6 .9)6 .9)6 .9)6 .9)6
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7. Adjust the value of SCON with 3 and 6 for 1.90 ± 0.05Vpp.
4-6. A BOARD ADJUSTMENTS H. FREQUENCY (FREE RUN) CHECK
1. Input a TV mode (RF) with no signal. 2. Connect a frequency counter to base of Q501 (TP-25 H. DRIVE) on the A Board. 3. Check H. Frequency for 15734 ± 400/-200 Hz. 8. Reset GON and BON values to "1". R ON: ON (1) G ON: ON (1) B ON: ON (1) 9. Press MUTING then ENTER to save into the memory. 10. After adjusting SCON, if still out of spec, use RDRV register as a fine adjustment.
V. FREQUENCY (FREE RUN) CHECK
1. Select video 1 with no signal input. 2. Set the conditions for a standard setting. 3. Connect the frequency counter to TP-27 (V OUT) or CN501 pin 6 (V DY+) and ground on the A Board . 4. Check that V. Frequency shows 60 ± 5 Hz.
DISPLAY POSITION ADJUSTMENT (DISP)
Input a color-bar signal. Set to Service Adjustment Mode. Select DISP with 1 and 4 . Adjust values of DISP with 3 and 6 to adjust characters to the center. 5. Write to memory by pressing MUTING then ENTER . 6. Check to see if the text is displayed on the screen.
Mode Category service micro Signal Type ntsc vchp 00000000 00000000 Display Item disp 48 Item Data
1. 2. 3. 4.
SUBCONTRAST ADJUSTMENT (RDRV)
1. 2. 3. 4. Input a color-bar signal and set the level to 75%. Set in Standard mode. Activate the Service Adjustment Mode. Set color min pic max. Set GON and BON items. Using 3 and 6 set each to the following values. Leave RON set to "1".
Item Data
Mode
Category video
Display Item rdrv
SUB BRIGHT ADJUSTMENT (SBRT)
1. 2. 3. 4. 5. Input a monoscope signal. Activate the Service Adjustment Mode. Set the PICTURE and BRIGHTNESS to minimum. Select the SBRT item with 1 and 4 . Adjust the values of SBRT with 3 and 6 to obtain a faintly visible crosshatch. 6. Press MUTING then ENTER to save into the memory.
Signal Type
service ntsc vchp
26
00000000 00000000
R ON: ON G ON: OFF B ON: OFF
(1) (0) (0)
5. Connect an oscilloscope probe to C Board, CN705 pin 3 (Red Out) (TP35). 6. Select SCON with 1 and 4 .
SUB HUE, SUB COLOR ADJUSTMENT (SHUE, SCOL)
1. 2. 3. 4. 5. Input color-bar signal at 75%. Activate the Service Adjustment Mode. Set (PIC) to Max and (COL) to 50%. Connect an oscilloscope probe to C Board, CN705Pin 4 Blue Out. Select the SHUE and SCOL item with 1 and 4 .
-- 26 --
KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
6. While showing the SHUE item, adjust the waveform with 1 and 4 until the second and third bars show the same level (V2 = V3 < 0.15Vp-p). 7. While showing the SCOL item, adjust the waveform with 3 and 6 until the first and fourth bars show the same level (V1 = V4 < 0.15Vp-p).
H. SIZE ADJUSTMENT (HSIZ)
1. 2. 3. 4. 5. Input a monoscope signal. Activate the Service Adjustment Mode. Select HSIZ with 1 and 4 . Adjust with 3 and 6 for the best horizontal size. Press MUTING then ENTER to save into the memory.
V1 V2 V3 V4
8. Press MUTING then ENTER to save into the memory.
V. SIZE ADJUSTMENT (VSIZ)
1. 2. 3. 4. 5. Input a crosshatch signal. Activate the Service Adjustment Mode. Select the VSIZ item with 1 and 4 . Adjust value of VPOS with 1 and 4 for the best vertical center. Press MUTING then ENTER to save into the memory.
V. LINEARITY (VLIN), V. CORRECTION (SCOR), PIN AMP (PAMP), AND HORIZONTAL TRAPEZOID (HTRP) ADJUSTMENTS
1. 2. 3. 4. 5. Input a crosshatch signal. Activate the Service Adjustment Mode. Select VLIN, SCOR, PAMP, and HTRP with with 1 and 4 . Adjust with 3 and 6 for the best horizontal size. Press MUTING then ENTER to save into the memory.
V LINEARITY (VLIN)
V. CENTER ADJUSTMENT (VPOS)
Perform this adjustment after performing H. Frequency (Free Run) Check. 1. Input a crosshatch signal. 2. Activate the Service Adjustment Mode. 3. Select the VPOS item with 1 and 4 . 4. Adjust value of VPOS with 3 and 6 for the best vertical center. 5. Press MUTING then ENTER to save into the memory.
V CORRECTION (SCOR)
PIN AMP (PAMP)
HORIZONTAL TRAPEZOID (HTRP)
H. CENTER ADJUSTMENT (HPOS)
Perform this adjustment after performing H. Frequency (Free Run) Check. 1. Input a crosshatch signal. 2. Activate the Service Adjustment Mode. 3. Select the HPOS item with 1 and 4 . 4. Adjust the value of HPOS with 3 and 6 for the best horizontal center. 5. Press MUTING then ENTER to save into the memory.
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KV-27FS100/27FS200/29FS100/ 32FS100/32FS200/34FS100
V. ANGLE (VANG), V. BOW (VBOW), UPPER PIN (UPIN) AND LOW PIN (LPIN) ADJUSTMENTS
1. 2. 3. 4. 5. Input a crosshatch signal. Activate the Service Adjustment Mode. Select VANG, VBOW, UPIN, and LPIN with 1 and 4 . Adjust with 3 and 6 for the best picture. Press MUTING then ENTER to save into the memory.
V ANGLE (VANG)
V BOW (VBOW)
UPPER PIN (UPIN)
LOW PIN (LPIN)
SERVICE ADJUSTMENT MODE MEMORY
1. After completing all adjustments, press 0 then ENTER . Read From Memory
Mode Category service Signal Type ntsc Red vchp 00000000 00000000 ENTER defl Display Item vbow 7 Item Data Green 0
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