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DENON Hi- Fi Com ponent
SERVICE
MANUAL
MCIDEL DN.?cIcIcIF
DOUBLE PLAYER
CD
uulu[ulllllllllllllllllllllllll
TABLEOF CONTENTS
O P E R A T I N I N S T R U C T I O N.S.
G . ..2-12
DISASSEMBLY ..13-15
LOADERFRAMEASSEMBLING .....16
NOTEFORHANDLINGOFLASERPICK-UP .......,.17
SERVOADJUSTMENT ......18
IC TERMINAL FUNCTION LIST . . .22-30
PRINTED WIR]NG BOARD PARTS LIST .. .33.34
PRINTED WIRING BOARD PATTERNS ...35.36
PARTSLISTOFEXPLODEDVIEW. .........38
EXPLODED VIEWOF CHASSIS AND CABINET . . . . . .39
PARTSLISTOF -sOMECHAUNIT
FG ........40
EXPLODEDVIEWOFFG-sOMECHAUNIT . .........40
PARTSLISTOF RC-35REMOTE CONTROL UNIT . . . .40
EXPLODED VIEW OF RC-35REMOTE CONTROL UNIT . . . . . .41
WIRINGIAGRAM
D .........42
SCHEMATIC DIAGRAM ..43.44
SEMICONDUCTORS ....4547
NIPPON COLUMBIA CO..LTD.
EN.ffitFr
DISASSEMBLY
OTOPCOVER
1. Remove4screws @ onbothsides,andlscrew@
. on rear side.
2. Pull up TOP COVER.
O FROI{TPANEL
1. LOADER comes when
FRAME out SLIDEnnCX @ ot
mechanism unit is pushed.
2. Pull up LOADERPANELyh(e pullingit towardsfront.
3. n"rou" z upperscrews @ *d 3 lowerscrews @
FRONTPANEL.
DetACh
13
r DN.EOCrIF
O MECHANISI' UNTT
1. DisconnectffCca!!a
2. Remove screwsqQ!) .
4
Note: O Do notpulloutaslant prevent cabledamage.
to FFC
O Donotfailto pullACcordfromwalloutlet
before
disconnect FFCcable.
the
lF ACcordis remainedplugged walloutlet,
into
poweris keptsupplied the unit,whichmaycause
in
danger.
. MECHA.PWBANdPWB BASE
Mecha.PWB
Locking
Card Spacer PieceHold
PWB Base Connector
1 . UnlockLockingCard Spacerat two places.
2. Rotate MecfraPWB uprards (approx. 45"), and take off
fromPiee Hold.
3. Remove screws@
2 thenPWBBaseis
on botr sides,
detachable.
'14
E N.ECEIOF I
. CLAMPER
Pull damper and undo 4 hooks.
o covER (REMOTE
CONTROLITNIT)
1. Remove5soews(1@ ano4 @ ).
RemoteControlUnit
(RC-35)
15
r E N.aooclF
LOADERFRAMEASSEMBLING
1. Slide the slide rack locatedinner side of the loaderframe,
and set the lock lever as shownin the belowfigure.
Slide Rack.
2. Rotatethe gearportionof liftcamcounterclockwise
byfinger
until it comes stopper part. At this time, confirmthe drive
mechanismthat is placedin loweredposition.
DriveMecha......UP
DriveMecha......DOWN
Fittheguideof mechanism chassis theditchof loader
and
frameandputtheloader frame themechanism
on chassis.
At thistime,makesurethatthefrontsurface the loader
of
frame setat20mm
is extruded position thelrontsurf
from ace LoaderFrame
of mechanism chassis.
ri-----------ir
rI
Qr_1i{9
{ x
rlQuids
Mecha.Chassis.
q \\/i t3
4VN....7/1p4**
l l\ : - u l
20mm
ffi
LoaderFrame Front
Insertthe clamperfrarneto the mechanismchassisuntil it
locks.
16
E'N.aoooF I
I{OTE FOR HANDUNGOF LASERPICK.UP
I}ESCRIPTION THE COIU|PONENTS
OF
+Z-axisdirection
+X-axis cliredion Objectlens
1 Doubleaxes cover
OP Slide base
Slide rack
LO2 Flexibleboard
,/
+Y-axis
Y-axis
(Tangential
direction) Flexible flat cable
connector
X-axis
(Radialdirection)
year
Label
(lastfigure)
I
day month I qualitycontrolNo.
o o o o o
-240A
KSS letters
but Oct. Nov.and Dec. are expressedby alphabetical
ocooo - Lot No. of X' Y andZ'
o ooo - lop
qualitycontrol-
-o oo
10 1 1ou
o
LD drivecurrent
The expressedunit is by mA, with omissionof the decimalpointas
for example,56.5mAwill be expressed 565, but the headof
as
Englishletter meansthe controlin the manufacturing plant.
PINCONNECTOR
Pin Description InpuV Pin. Description InpuV
No. Outoul No. Outout
1 VC (+2.5v) OUT Vcc (+5V) IN
2 TE ffRK ER sional) OUT LDC (LDControl) IN
3 FE (FCS ER signal) OUT 9 FCS + (Doubleaxes) IN
4 FZC (FZCsignal) OUT 1 0 TRK + (Doubleaxes) IN
c RF (RFsional) OUT 1 1 TRK- (Double axes) IN
6 GND IN 1 2 FCS - (Doubleaxes) IN
17
I ElN,EClClClF
SERVOADJUSTMENT
NECE$SARY EOUIPMENTS ADJUSTMENT
FOB ff 33 Kohm I
1. Dual trace oscilloscope outPut
Input * o.oor rtr
2. Reference disc CA1094 (cU-2401) (oscilloscoPe)
3. Oscillator (10H2- 10kHz,0-3 Vp-p) |
4. Frequency Counter +
(Filter measurement)
for
5. Filterfor measurement
LOCATION
r0tz-n9
E
*
AdJustment Procedure
Be sure to performservo adjustmentsand confirmations this
by
order of adjustmentprocedure.
1 Actuatingthe ServiceProgram.
2 Confiirmation TrackingOffset.
of
3 Adjustmentof FocusGain.
4 Adjustmentol TracKngGain.
5 Confirmation HF Waveform.
of
1. Actuatingthe Servo Program
O Tum the power off.
@ Whilesimultaneously pushing centerbluebuttons
the (1,2)
of remotecontrol(RC-35), turnthe poweron.
@ As the tray opens,set the adjustment disc (CA-1094).
@ Displayed indicationon the remote control (RC-35) is
versionnumberof microcomputer program figures the
4 on
left are programversionof remotecontrol,and 4 figureson
the right are programversionof main body mechanism.
I l L t LE i L t l
l
ProgramVersionof Program of
Version
RemoteControl(RC-35) MainBodyMechanism
Pushthe TRACK lFl buttonof the mechanism intended
to adjustfor one tifrIe.After confirmthat 0 i is displayed,
pushthe PLAYbutton. Then,the Traywillclose.
Q/ Pushthe TRACK l>> | button( 0? is indicated), thenpush
the PLAYbutton.
18
EtN.ecrtoF r
2. Conflrmationof TracklngOtfset
O Connections
o|dllmpr
TP1
rcO
Fllbr
TEO O +
I-E
@ Push TRACK
the (0f is indicated),
D>l button then push the PLAYbutton.
@ ObserveTEOonthescope.
I q_al
Measure voltage A,Bandincaseffi
the of exceeds15%, pleasereplacepick-upas it is delected.
3. Adlusmentof Focus Gain
O Connections
Nlb66p
@ Pushthe TRACK lFl Button(gj is indicated), then pushthe PLAYbutton.
@ Set he oscillator 1.1kHz, Vpp mode.
0.6
@ Make the oscilloscope X-Y mode.
in
L?' Adjustthe VRI ( | FOCUS I ) so as to symmetrizeLissajousfigure to X axis or Y axis.
19
I ElN.ElC|C'clF
4. Adjustment ot Tracking Gain
O Connections
Osdllccop
A
Confirmthat 0Y is indicated.
\1)
@ Set the osillator
1.9kHz,0.6Vp-p mode.
@ Make the oscillosggpe )(-Y mode.
in
@ Adjustthe vR2 ( ITRAoK I ) so as to symmetrizeLissajousfigureto X axis or Y axis.
5. Gonfirmationof HFWaveform
O Connections
For PWB ftemNo. 22224o1207 For PWB ftem Nos. 2222401 OO3
2222401 100
OeAccops
OEonGcop
TPl
vcG
HFO o+
.}-
@ ObserveHF wavelormon the scope.
@ The standardamplitudeof HF waveformis 1.1V.lf it is less than 0.8V,pleasereplacepick-upas it is defected.
20
E'N.ACEIOF I
6. Adjustment of Super Linear Gonverter
Adjustmentof Super LinearConverteris only performedat a
time the DA Converteris replaced.
Adiustment Procedure
O Connections
Connectthe LINE OUT to a distortionmeter throughthe
low-passfilter.
@ Playbacka disc obtains1kHz,OdBsine wave tone.
@ Adjustthe VR300,VR301and obtainminimum THD.
VR300 .R-channel
VR301. L-channel
is
THD standard lessthan 0.006%
About the Service Program
The serviceprogramis a programspeciallyfor servo adjustments
and for confirmations.
Actuatingthe ServiceProgram.
@ Tum the power off.
@ Whilesimultaneously pushing centerbluebuttons(1,2)ot remotecontrol(RC-35),
the turnthe poweron.
@ Programversionof microcomputer indicatedon the remotecontrolsignifiesstart actuatingof serviceprogram.
Contentsof ServiceProgram
Afteractuating serviceprogram,
the selectan aimingprocessnumberwith the TRACK t|R]fJl TIMEbutton,
buttons,
PITCHBENDbutton,and PITCHbutton, and pushthe PLAYbuttonto executeprocessing, process
The numberis then
displayed the TRACKindication
on portion.
ProcessNo. Explanation
Function Contents
ffRACK Indication)
01 OPEN/CLOSE Performs eachtimethe PLAY
OPEN/CLOSE buttonis pushed.
02 Slide Moves pick-up to the center of disc.
TRACK 03 FOCUS
SERVOON Turnsthe FOCUSServoON.
BUTTONS
of
Confirmation Rotates the disc. Checks divergence of Tracking Otfset.
o4
BE TRACKING OFFSET
Adjustment Gain
of Adjusts
FOCUS,TRACKINGGains.
05 Normally sameas PLAYMODE.
the
Cleaningof whenSEARCH l+ l)outton pressed.
moves
Pick-up. t is Movethe
06 pick-up andclean lens.
Pick-upLens under holeof mechanism
the PWB, the
TIME OA Test
CHUCKING RepeatsOPEN/CLOSE tray,servoON,andTOCread.
of
PITCH Heat Run RepeatsOPEN/CLOSE tray, repealsplayingthe first and the last
of
BEND (NoSkipCheck) programs musicon thedisc.Whenan erroro@urs,
of displaysenorcode
OB
E andstops.
PITCH HeatRun RepeatsOPEN/CLOSE tray, repeatsplayingthe first and the last
of
BEND (WithSkipCheck) jump)occurs.
program musicon the disc.Stopswhenskip(track
of
0c
E
21
I ElN.AOclclF
IC TERMINALFUNCTION
LIST
(rC800)
TABLEOF MTCROCOMPUTER TERMTNALS
1C800 utilizing external
is an ROM in its initiallot untilusingthe maskitem.As the contents sameterminals
of to
ditferaccording the
lot for this reason,pleasebe reminded a time performing
at External
service. ROM utilizing
modelsare up to theseserialnumbers
listedbelow.
Model SerialNo. Model SerialNo.
EUROPE -881,886-950 CANADA - 130
u.K. - 300 Multi-Vollage - 100
u.s.A. - 620
Terminal Symbol vo Terminal
Function
No. Name
1 CUEL2 o CUE LED ON/OFFsiqnalof CD-2.ON at'H".
"H".
2 PLYL2 o PLAY LED ON/OFF signal of CO-2. ON at
PITL2 PITCH signal CD-2. at "H".
LEDON/OFF ol ON
"H".
4 PITLl o PITCH LED ON/OFFsignalof CD-1.ON at
"H".
5 PLYLl o PLAYLED ON/OFFsionalot CO-1.ON at
CUELl signal CD-l.ONat "H'.
CUELEDON/OFF of
"L"
RST- Hard reset input. Reset at
a Voo +5Vpower
supply.
9 x2 Clock oscilationcircuit input 2.
0 X1 Clockoscilation input1
circuit
vss 0V powersupply.
2 Vss 0V power
supply.
3 Not connected.
4 LWCZ Chio enablesionalot CD-2'sLCD driver.
LCLK2 Command transmittingclock lor CD-2's LCD driver
o LDAT2 Command data tor CD-2's LCD driver.
7 LCEl o Chipenable o{ LCDdriver.
signal CD-1's
d LCLKl U Command transmittingclock {or CD-l's LCD driver.
o LDATl o Command data tor CD-1's LCD driver.
o Not used. Fixed to "L'.
21 Not Connected.
Not used.Fixedto'L".
'L".
z5 Not used. Fixed to
24 o Not used.Fixed "U.
to
"L', extemal ROM...fixed to "H".
25 WR- Not used. Mask ilem... fixed to
"L",external
zo (JE- o output external
signal
Enable for fixedto
ROM.Maskitem... pulseoutput reading
ROM... fot
27 KOUT3 Kevmatrix 3.
scansiqnal
28 KOUT2 o Keymatrix
scansignal
2.
29 KOUTl o Key matrix scan signal 1
30 KOUTO Keymatrix
scansignal
0.
el Notmnnected.
"L''.
32 A15 Memory address 15. Not used. Mask ilem... fixed to
JJ 414 o Memory 14.
address Maskitem...
fixedto'L".
"U.
34 413 Memory address 13. Mask item... fixed to
JJ Not connected.
"L".
JO 412 o Memorv address 12. Mask item... fixed to
"L".
37 All Memoryaddress11.Mask item...tixedto
38 410 address Mask
Memorv 10. lixed "f.
item... to
"L".
39 A9 o Memory address 9. Mask item... lixed to
"L'.
40 A8 o Memory address 8. Mask item... lixed to
41 Not connected.
22
E N.EOOOF I
Terminal Symbol vo Terminal
Function
No. Name
"L"
42 AD7 vo Data bus 7. Mask item... fixed to
"L"
43 AD6 t/o Oata bus 6. Mask item... fixed to
44 AD5 VO Data bus 5. Mask item... fixed to "L"
"L"
45 AD4 vo Data bus 4. Mask item... fixed to
46 AD3 vo Data bus 3. Mask item... fixed to "L'
"L'
47 AD2 Data bus 2. Mask ilem... fixed to
48 AD1 Data bus 1. Mask item...fixedto "L".
49 ADO t/o Data bus 0. Mask item... fixed to "L"
5U ASTB Pulse for address latch. Mask item... fixed to "L'
51 Vss 0V power
supply.
az Vss 0V power supply.
5J Not connected.
"H".
u MODE terminal.Use extemal ROM at "H", use mask ROM at "L". Mask item..."L", externalROM
Memorymode selection
3J Notconnected.
Not used.
Not used.
58 Not used.
Notused.
OU Not connected
61 Not used.
62 Not used.
Not used.
64 Not used.
65 Voo +5v powersupply.
66 Voo +5v power
supply.
OI PITl CD-1 pitchvolumeinput.
68 PT2 CD-2 pitchvolumeinput.
"L"
I Not used.Fixedto
70 Not connected.
"L"
71 Not used. Fixedto
72 Fixed "L".
Notused. to
/ J Not used.Fixedto 'L'.
74 Not used. Fixed to 'L".
"L"
Not used.Fixedto
TO AVoo +5v power
supply A,/D
for converter.-
aa AVREFl +5V. A,/D reference
converter voltaqe.
78 Not connected.
79 AVss 0V powersupply ey'D
for converter.
80 o Not used.
81 Notused.
82 AVREF2 +5V. D/A converterreterencevoltage.
83 AVREF3 0V. D/A converterreterencevoltage.
u Not connected.
85 K I N lO CD-1 key data 0.
86 KINl1 CD-1 kev data 1
87 KIN12 CD-1 kev data 2.
88 KIN13 CD-1 key data 3.
89 KIN20 CD-2 key data 0.
90 KIN21 CD-2 key data 1
91 KIN22 CD-2 kev data 2.
92 KIN23 CD-2 key data 3.
93 RXD- Serial interfacereceotiondala.
94 TXD- o Serial interfacetransmissiondata.
23
I DN-AOGIOF
pPD78233GJ-5BG(1C200)
TABLEOF MICROCOMPUTER TERMINALS
1C200 utilizing external
is an BOM in its initiallot untilusingthe maskitem.As the contents someterminals
of differaccording the
to
lot for this reason,pleasebe reminded a time performing
at modelsare up to theseserialnumbers
service.ExtemalROM utilizing
listed below.
Model SerialNo. Model SerialNo.
EUROPE -881,886-950 CANADA - 130
u.K. - 300 Multi-Voltage - 100
u.s.A. - 620
Terminal Symbol l/o Terminal
Function
No. Name
'I
2 RST2 o Resetsiqnalof 1C201(pPD6381GF).
3 BRRO o Breakrequest of
signal 1C201
(pPD6381 Notused. Fixed "H".
GF). to
(rrPD6381 "H".
4 BRAK Break acknowledqesiqnal ol 1C201 GF). Not used. Fixed to
5 ('F 2
SO lC20l serial data input.
"L".
7 RST- Hard reset inDut.Reset at
tt Voo +5Vpower
supply.
,<2. Clock oscillationcircuit input 2.
10 X1 Clock input1
circuit
oscillation
11 Vss 0V powersupply.
12 Vss 0V power
supply.
13 Not connected.
14 CLOK o Clock lor servo command, level command. Connected to lC1, 1C300.
15 DATA o Data for servo command, level command. Connectedto lC1, 1C300.
16 XLAT o Latch pulse ot servo @mmand. Latchedat talling edge.
17 Notused.Fixed "L"
to
"H".
18 LDON o Laser ON/OFF siqnal of optical pickup. Laser emits light at
19 Fixed "L'
Notused. to
"L"
20 o Not used. Fixed to
21 Notconnected.
"L'
22 o Not used. Fixed to
23 ORNO- I Mechanismnumber 1 2 "H".
input.Mechanism at "L', mechanism at
using.
Used at "H".
24 TXDEN Demandsignal serialintertace
of
"L. extemal ROM - fixed to 'H".
25 o Not used. Mask item - fixed to ,
26 oE- o enable
Output ROM.Maskitem- fixedto "L-,extemal
signal extemal
lor -
ROM pulseoutput reading
tor
"H". "L" at select only.
cs- Chip selecl signal ol 1C201.Normally
'H".
28 CJD designate
Commandidata ol
signal 1C201.
Command "L",indicates transmitting
at data qqdgat
29 scK- Clock command
for transmission 1C201.
to
30 sl o Command to 1C201.
data
31 Not connected.
32 415 o Memorv address 15. Not used. Mask item - fixed to "L'
"L"
33 A.14 address Maskitem- lixedto
Memory 14.
"L".
34 A13 o Memorvaddress 13. Mask item - fixed to
2t Not connected.
"L".
A.12 o address Maskitem- fixedto
Memory 12.
All o Memoryaddress 11. Mask item - fixed to "L".
"L".
38 A10 address Maskitem- fixedto
Memory 10.
"f
20 A9 o Memory address9. Mask item - lixed to
'L".
40 A8 address Maskitem- fixedto
Memory 8.
41 Not connected.
42 AD7 vo Data bus 7. Mask item - fixed to "L".
"L".
ztil AD6 vo Data bus 6. Mask item - fixed to
24
ElN.eoooF r
Terminal Symbol l/o Terminal
Function
No. Name
"L".
44 AD5 vo Data bus 5. Mask item - fixed to
"L".
45 AD4 UO Dala bus 4. Mask item - fixed to
"L"
46 AD3 vo Databus3. Maskitem- fixedto
"L'.
47 ADz t/o Data bus 2. Mask item - fixed to
"U.
48 AD1 l/o Data bus 1. Mask item - fixed to
"L'.
49 ADO t/o Data bus 0. Mask item - lixed to
"L". '
JU ASTB o Pulse for address latch. Mask item - tixed to
51 Vss 0V powersupply.
az Vss 0V powersupply.
5J Not connected.
"H", mask ROM use at "L". Mask item - "L", extemal ROM - "H".
54 MODE Memory read select terminal. Extemal ROM use at
Not connected.
"H".
Jb AMUTE o Audio outputmute signal.Mute at
socK o Clock for sub-code reading.
58 SENS I Indicationsiqnalof servo actuating condition.Emits lrom lC2.
"L".
59 CLOSE- Trav CLOSE switch. CLOSE state at
60 Not connectecl.
61 OPEN- Trav OPEN switch.OPEN state at'L".
62 SOSO Sub---codedata input. Emits from lC2.
63 DFLAT o Command latch pulse for digital filter.Output to 1C300.
"H".
64 Not used. Fixedto
Voo supply
+5vtrower
Voo +5v power supply.
OI LDIN Analog input for tray drive servo.
68 STIN Input for between microcomputerscommunication.Connected to STOUT of the other mechanism microcomuter.To mmmu-
nicate with 3 kinds of voltages, i.e. 0V 2.5V, 5V.
"L"
Not used. Fixed to
70 Not connected
"L"
71 Not used.Fixedto
"L".
72 Not used. Fixedto
IJ Fixed "L".
Notused. to
"L".
74 I Not used. Fixedto
Not used. Fixedto'L".
76 AVoo +5V power supply for A,/Dconverter.
T7 AVREFl +5V. A,/Dconverterreferencevoltage.
78 Not connected.
79 AVss 0V powersupply A'lDconverter.
for
80 LOADER o Tray drive signal. Stops at 2.5V CLOSE aclion al 3V OPEN action at 2V.
81 STOUT lor Connects STINof the othermicrocomputer.
communication.
Output microcomputer to Communicates 3 kindsoJvolt-
with
aoes. OV,2.5V,5V.
i.e.
82 AVREF2 +5V. D/A converter referencevoltage.
83 AVREF3 0V. D/A converter referencevoltage.
u Notconnected.
63 Notused.Fixed OV.
to
"L" when the switch is pressed.
86 EJSW- EJECT/OPENswitch input. Connectedto the switch of front panel. Shifts to
dt RST lnputfor +5Vvoltage Shitts "H"whenPOWER
observation. to is
switch tumedoff.
88 WFCK Connected WFCK outputol lC2. 7.35kHzclock.
to
89 SCOR Sub-codesink input.Connectto lC2. Input75 pulsesper 1 second.
qo DRDY Data receivinqREADYsignalof 1C201. Fixedto "H".
91 Fixed "L'
Notused. to
"H'
92 OVF- Over flag of 1C201.
Normally
93 RXD- I Serial interfacereceptiondala.
94 TXD- o Serial intertacetransmissiondata.
25
I EIN.ECEIOF
(1C201)
pPD6381GF
SIGNALPROCESSOR
TABLEOF DIGITAL TERMINALS
Terminal Symbol vo Function
Terminal
No. Name
1 DRDY Command reception READY signal from microcomputer.Normally'H'.
"L"
FSMASK I LRCK mask sional.Fixedto
e 5EL I Fixed "H".
Clockinoutselect. to
4 I Not used.
XO X'tal oscillationoutput,
XI input.
X'taloscillation
GND 0V power supply
XFSO U Clock OutDut.Not used.
a Not connected
0 LRCKO LR clock outDut.44.1kHz.
WCLKO Word clock output.88.2kH2. Not used.
2 BCLKO U Bit clock output. 2.1MHz.
J BRAK- Breakacknowledge Fixedto "H'.
output.
4 GND OV powersupply.
BRRQ- Fixedto "H".
input.
Breakrequest
F5F{5 t- Programcounter resetinput.Fixed "H".
to
RST2- Softresetinput.
Normally "H".
17
"H".
Hardresetinput.Normally
18 RST-
19 AO o Extemal RAM address 0.
20 A1 Extemal BAM address 1
21 i2. o 2.
RAMaddress
Extemal
1Z A3 Extemal 3.
RAMaddress
23 Extemal FAM address4.
24 AJ o Extemal RAM address 5.
25 Ab o 6.
RAMaddress
Extemal
zo Extemal RAM address 7.
A8 8
RAMaddress
Extemal
28 A9 Extemal RAM address 9. Not used.
29 A10 U ExtemalRAM address10. Nol used.
A11 ExtemalRAM address11. Not used.
Q1 412 o Extemal RAM address 12. Not used
32 A13 ExtemalRAM address13. Not used
Voo +5Vpower
supply.
u 414 o 14.
RAMaddress Notused.
Extemal
A15 U External RAM address 15. Not used.
JO Ato o RAMaddress Notused.
Extemal 16.
a7 RAS- RAMlowaddress
Extemal strobesignal.
2a CAS- Extemal RAM column address strobe siqnal.
wE- o ExtemalFIAMwriteenablesignal.
40 t01 yo Extemal RAM data 1
41 toz UO Extemal RAM data 2.
42 r03 t/o Extemal RAM data 3.
43 t04 vo Extemal RAM data 4.
u t05 VO RAMdata5. Notused.
Extemal
45 105 vo Extemal RAM data 6. Not used.
46 t07 uo Extemal RAM data7. Not used.
47 t08 vo Extemal RAM data 8. Not used.
4A t09 vo Extemal RAM data 9. Not used.
49 1010 vo ExtemalRAM data 10. Not used.
50 t011 vo ExtemalRAM data 11. Not used.
ql
lo12 VO Extemal RAM data 12. Not used.
26
ElN.ElclClcIF I
Terminal Symbol vo Terminal
Function
No. Name
52 1013 vo RAMdata 3. Notused.
External
35 1014 uo External RAM data 4. Notused.
g 1015 yo External RAM data 5. Notused.
55 1016 vo External RAM data 16. Not used.
56 GND 0V power
supply.
57 MDO Mode select 0. Fixed to'L"
"H".
58 MD1 Mode select 1. Fixed to
"L"
MD2 Mode select 2. Fixed to
60 BCLKl Bit clock input. 2. l8MHz.
61 LRCKl LR clock inout. 44.1kHz
oz BCLK2 Fixed to "L". Not usd.
63 LRCK2 Fixedto "L".NOtused.
& Dtl Datainput,
tt5 DO1 o Dataoutput.
oo ot2 I Fixed to "L". Not used.
ot D02 o Notused.
68 D03 o Not used.
69 OORQ- Not used.Fixed "H".
to
GF- o G flaqoubut.Normally'H'.
"H".
71 OVF- o Over tlaq output. Normally
72 Voo +5V power supply.
"H".
ae TESTO Fixed to
74 TESTl Fixedto "H'.
SETRDY o Not usecl.
TO SO o Serialdataoutput.
T7 SCK- SerialdatainpuuouFut
clock.
78 SI Serialdatainput
79 HD signal."L"- command, - data.
/daa designation
Command
"H"
80 cs- input.
Chipselect
27
I EIN.AOOOF
TerminalFunction
CXD2500AQ
Terminal Symbol vo Terminal
Function
No.
1 FOK I lnputterminal OK focussing. lor Servo-autosequencer.
lor Use
2 FSW z.o Output to shifl time constantof output filterlor spindle motor.
a MON o 1,0 OrVOFF output spindle
control lor molor
4 MOP 1,2,o Servo controlfor spindle motor.
MDS o 1.2.o Servo tor motor.
control soindle
"H", delivers"H" "L" "L'.
o LOCK 1.0 SamplingGFS by 460 Hz and if it is ;if it is continuously 8 times,delivers
7 NC
8 vcoo o l n Osdllation current output for analog EFM PLL.
I vcol Oscillationcunent output for analog EFM PLL. J LOCK=8.936MH2.
10 tESl Normally
TESToutput. GND.
PDO o 1,2.0 Charge pump ouFut for analog EFM PLL.
2 Vss GND.
J NC
4 NC
q
NC
o VPCO o 1.2.0 Charge pump output for variablepitch PLL.
7 VCKI Clock inout from external VCO for variable oitch. fc center=16.9344MH2.
18 FILO o Analog Filteroutput tor master PLL. (slave=digitalPLL)
10 FILI Filter input for master PLL.
20 PCO o 1.2.O pumpoutput master
Charge for PLL.
21 AVss AnalogGND.
22 CLTV Controlvoltage input for master VCO.
23 AVoo Analogpowersupply(+5V).
24 RF input.
EFMsignal
25 BIAS Constant-currenl forAsvmmetrv
inout circuit.
26 ASYI Comparatevoltage input for Asymmetry
27 ASYO 1,0 Fullswing tor
output EFM. (L=Vss,H=VDD).
28 ASYE L: Asymmetry
circuit-+ OFF. H: Asymmetry -+
cirquit ON.
ZJ NC
30 PSSL Input to shift output mode of audio data. Serial output at L; paralleloutput at H.
al WDCK 1,0 D/AInterface 48 bitslot.Word-clock Fs.
tor l=2
32 LFCK 1,0 D/A lnterfacefor 48 bit slot. LR-clockl= Fs
33 Voo Power supply ( +5V )
34 DA16 1,0 At PSSL=1 DA16
tor (MBS) for dataof 48 bitslot.(2S'COMP, first).
ouFut;PSSL=o serial MSB
JJ DA15 U 1,0 for PSSL=o bitclockof 48 bitslot.
At PSSL=1 DA15output: tor
JO oA14 o ,0 PSSL=o serial
At PSSL=1 DA14output:
tor for dataof 64 bitslot.(2s'COMP, first).
LSB
aa DA13 ,0 At PSSL=1for DA13 output;PSSL=ofor bit clockof 64 bit slot.
2a DA12 ,0 PSSL=0 LRclockof il bit slot.
At PSSL=Ifor DAl2 outout: for
JY DA11 ,0 tor
At PSSL=1 DAI1 output;
PSSL=o GTOPoutput.
lor
40 DAlO o ,0 for
At PSSL=1 DAl 0 output: for
PSSL=0 XUGFoutput.
41 DAO9 o ,0 for
At PSSL=1 DA09output: for
PSSL=0 XPLCKoutput.
42 DAOS At PSSL=I for DA08 output;PSSL=ofor GFS output.
43 DAOT o ,0 PSSL=o RFCK
At PSSL=Ifor DA07outpul; for output.
44 DAO6 1,0 At PSSL=Ifor DAo6output; for
PSSL=o C2POoutput.
45 DAO5 o 1,0 At PSSL=1 DA05output;
for lor output.
PSSL=o XRAOF
46 DA04 1,0 At PSSL=1 DA04output;
for for
PSSL=o MNT3output.
47 DAO3 o 'I,0 At PSSL=1 DA03output:
for tor
PSSL=o MNT2output.
48 DAO2 o 1,0 At PSSL=1tor DA02 outDut:PSSL-O lor MNTI output.
49 oA01 o 1,0 At PSSL=Ifor DA01outputt for
PSSL=o MNTooutput.
50 APTR 1,0 ControloutDutfor [email protected] H for R.ch.
51 APTL o 1,0 controloutput aperture
for ln
compensation. H tor L-ch.
28
EIN.EOOCIF I
Terminal Symbol vo Function
Terminal
No.
52 Vss GND.
53 XTAI X'tal oscillationcircuit input. By selecting of mode, f=16.9344MH2or 33.8688MH2.
g KTAO o 1,0 X'tal oscillationcircuit input. f=16.93214MH2.
"L" tor X'tal 16.9344MH2;H for 33.8688MH2.
33 XTSL Selection inout terminal of X'tal.
56 FSTT o 1,0 2y3 DividingouFut of 53 and 54 terminal. No change by variable pitch.
at c4M o 1,0 Whenvariable
output.
4.2336MH2 pitched, changes.
simultaneously
58 cl6M 1,0 ouFut.Whenmriablepitched,
16.9344MH2 changes.
simultaneously
59 MD2 control. at H; OFFat L.
ON/OFF
OiEitahut ON
60 DOUT o 1,0 Oigital-out terminal.
outsut
ol EMPH o 1,0 Whenplayback emphasized,
disc outputrs outputs
H;otherwise L.
62 WFCK o 1,0 WFCK(WriteFlame Cloc*)ouFut.
63 SCOR o 1,0 sync.S0+S1. output
OuFutof subcode H onedetected.
wheneither
el SBSO o 1,0 serialoutout sub P-w.
of
65 EXCK ClockiuFuttor SBSOread-out.
66 soso o 1,0 Outoul for Sub Q 80 bits and PCM peak level 16 bits.
67 SQCK ClockinDut SQSOread-out.
for
68 MUTE muteat L.
Muteat H; remove
69 SENS 1'10 SENS ouFut. OuFuts CPU.
to
70 XRST systemresetinput.R