Sanyo MCD-Z160F User manual

‘&
IFILENo. I
i
Service Manual
Specifications
CD Radio Cassette
Recorder MCD-ZI 60F (AU)
(Cassette Section)
Recording system ........................AC bias, 4track stereo
Erasing system ............................. Magnet erase
Tape speed ..................................4.75 cm/ sec.
Fast forward and rewind time .......110 sec. (C-60 tape)
Frequency response ....................80 -12,000 Hz (normal tape)
(CD Section)
Channels ......................................2 channels
SINratio .....................................70 dB
WOW &Flutter ............................... Undete~able
Sampling frequency .....................44.1 kHz
Quantization .................................16 bits linear/ch
Pick up light source ......................Semi-conductor laser
Pick up wave length .....................790 nm
Lesser output ...............................Continuous wave max. 0.6 mW
PRODUCT CODE No.
14264020
(Radio Section)
Tuning ranges ............... FM :87.5-108 MI+z
AM :526.5-1,606.5 kHz
Aerials ........................... Built-in ferrite bar and telescopic rod aerials
(General)
Power output .................2.5 W/ch (DC max.)
Speaker ......................... 10 cm x2, 8ohms
Terminal impedance
PHONES ..................320hms
Power source ................AC :230-240 V, 50 Hz
DC :12 V(8 ‘!C” size batteries)
Dimensions ...................412 x 158x 239 mm (W xHxD)
Weight (approx.) ............3.2 kg (including batteries)
Specifications subject to change without notice.
i_
REFERENCE No. SM580940

LASER BEAM SAFETY PRECAUTIONS
.Pick-up that emits alaser beam is used in this CD player. —
CAUTION :
USE OF CONTROLS OR ADJUSTMENTS
OR PERFORMANCE OF PROCEDURES
OTHER THAN THOSE SPECIFIED HEREIN
MAY RESULT IN HNARDOUS RADIATION
EXPOSURE
LASER OUTPUT ..........0.6mW Max. (CW)
WAVELENGTH .............790 nm
-..
CAUTION-INVISIBLEIASERRADIATIONWHENOPENAND
INTERLOCKSDEFEATED.AVOIDEXPOSURETOBEAM. [ml
izAml ——
ADVARSEL-USYNLIGLASERSTRALINGVEDABNING,NAR -1—
MI—T
SIKKERHEDSAFBRYDEREERUDEAFFUNKTION,UNDGAUDSEllELSE
FORSTRALING.
VARNING-OSYNLIGLASERSTRALNINGNARDENNADELAROPPNAtI
OCHSPARRARURKOPPLAD.STRALENARFARLIG.
VORSICHT-UNSICHTBAREIASERSTRAHLUNGTRrll AUS,WENN A
DECKELGEOFFNETUNDWENNSICHERHEITSVERRIEGELUNG
UBERBRUCKTIsT.NICHT,DEMsTRAt+LAussET2EN.
VARO!AVATTAESSAJASUOJALUKITUSOHITE’ITAESSAOLETALllllNA
NAKYMAllOMAUELASERSATEILYUE.ALAKATSOSATEESEEN. ..
REMOVAL AND INSTALLATION
●Disconnect the power cord’s plug from the electrical outlet.
●All wiring should be returned to the original position after work is completed.
●First have ready manythe new FlXERS(614 1294971) for replacement.
●Arrange thelead wires sothatthey arenotnear the heat sink.
a.
c.
b. TOP
CASSEITE LID d. CD P.W.BOARD
w
PUSH
e. CD MECHANISM
-1-

REMOVAL AND INSTALLATION DISPLAY P.W.BOARD
L
L-
f. CD DOOR 9“
h. AMP,
ING
uF’@
DECK, TUNER P.W.BOARD BLOCK i. “0’’POINT ADJUSTMENT
%’9 ,JJ~
/
SETPOINTERSTART
POINT.
E
oPOINTER
/HOOK
bIhll,l,ll
FOINTER
j. WIRING
●FRONT AMP ACIN DECK CD DISPIJ4Y
SPEAKER+~w’; SOCKET P.W.B P.W.B P.W.B
I1//
R
BATTERY TAPEDECK FiXER
JEFF#lNALl MECHANISM
●TAPE MECHANISM
-2-

TUNER ADJUSTMENTS
●Useaplastic screw driver for adjustments.
●Adjust the intermediate frequency of AM and FM to the frequency of ceramic filter.
Supply voltage :DC 12.OV
Speaker impedance :8ohms
Standard output :50 mW
Function switch :RADIO
a. Parts Location III Swlol
I
r—
WE ~F1ol
’105 ’103
b. AM Adjustment BAND SELECT SWITCH :AM
Adjusting
Circuit
Connections SG Frequency Position of Adjustment VTVM
Input output tuning disl Oscilloscope
Closed the output Connect sweep
‘ermina’ by.sweep generator to Cl 18 455 kHz Low T103
gene;:tfi~p’ace (H) &Cl 14 (E) A
IStep
I1IF
Connect AM SG to Connect VTVM to 515 kHz Low end T102
test loop speaker terminals Max.
1640 kHz High end CT103
Connect AM SG to Connect VTVM to 600 kHz 600 kHz L104 Max.
test loop speaker terminals 1400 kHz 1400 kHz CT104
Tuning coverage
Tracking
c. FM Adjustment BAND SELECT SWITCH :FM FM Dummy Antenna: 75 ohm unbalance
Connections
Adjusting
Circuit SG Frequent
Step
Connect sweep
generator to
IC101 lpin (H) &
JW105 (E)
Connect sweep
generator to Cl 18
(H) &C114 (E)
1IF 10.7 MHz ‘owFF%
87.4 MHz Low end L103 Max.
High end CT101
>onnect FM SG to
JW106 (H) &
JW105 (E)
2Connect VTVM to
speaker terminals
r’uningcoverage 108.2 MHz
90.0 MHz
106.0 MHz
3
>onnect FM SG to
JW106 (H) &
JW105 (E)
90.0 MHz IL102 I
4
5
Connect VTVM to
speaker terminals
Tracking 106.0 MHz ICT102 I
-3-

TAPE ADJUSTMENTS
\. a. Adjusting Azimuth
●Be sure to clean the heads before attempting to make any adjustment.
●Be sure both channel’s waveform are the same for the phase matching.
●Be sure both channels (1 and 2) are the same level using adual-channel oscilloscope.
●After completion of the adjustment, apply the threadlock (TB-1401 B) to the azimuth adjustment screws to fix them securely.
L
(1)
(2)
(3)
(4)
Load an azimuth adjustment test tape (VIT-703 etc., 10 kHz)
in tape deck.
Press the PLAY button.
Use across-tip screwdriver to turn the screw for azimuth
adjustment so that the left and right outputs are maximized.
Press the STOP button.
b. Replacing the Head R/P HEAD
●After replacing the head, demagnetize the head by using a
degausser. WHITE YELLOW
●All wiring should be returned to the original position after work is
completed.
i\
RED EARTH
c. Replacing the Motor d. Adjusting Tape Speed
m●Use aplastic screwdriver for adjustment.
e. Checking the Mechanism Torques
(1)
(2)
(3)
●Clean the head,
L_
Inset the test tape (MTT-111 Netc., 3000 Hz).
Press the PLAY button.
Use aflat-tip screwdriver to turn the SVR to adjust so that
counter becomes 3000 Hz.
1n
—
MOTOR SPEED ADJ.
3
:apstan and pinch roller before making any measurement.
Measurement ITske-uD toraue IBack tension ITape tension I
Cassette for IPLAY :TW-21 11A !PLAY: TW-2111A IDrive-power cassette I
measurement IF.FWD IREW :TW-2231 IITW-2412 I
PIAY 30-60 gr.cm 1.5-4.5 gr.cm 60 gr or more
F.FWD 55-120 gr.cm ——
FEW 55-120 gr.cm — —
the frequency
-4-

EXPLODED VIEW (CABINET &CHASSIS)
-5-

I
LPARTS LIST
PRODUCT SAFETY NOTICE
EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC
SYMBOL AIN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY CAN BE OF
SPECIAL SIGNIFICANCE. WHEN REPIACING ACOMPONENT IDENTIFIED BY A,USE ONLY THE REPLACEMENT PARTS DESIGNATED,
OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WAlTAGE OR VOLTAGE THAT ARE DESIGNATED IN THE PARTS LIST
IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TO THE CUSTOMER.
CAUTION :Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.
Regular type resistors are less than 1/4 Wcarbon type and Oohm chip resistors.
Regular type capacitors are less than 50 Vand less than 1000 I.LFtype of Ceramic type and Electrical type.
N.S.P :No~available as sewice parts.
PACKING &ACCESSORIES
REF. NO. PART NO.
6450337383
6450334573
6450334290
6450337321
A6450337055
LCABINET &CHASSIS
REF. NO. PART NO.
16450336850
2 6450337017
3 6450337024
46450334610
5 6450334252
6 6450334580
76450333446
8 6450334481
9 6450336843
10 6450337260
11 6450334245
12 6450334313
15 6450337000
18 6450329739
19 6450334450
20 6450334498
21 6450336720
22 6450330391
23 6450334344
L
24 6450334375
25 6450334382
26 6450334504
27 6450334474
28 6450334467
29 6450334320
30 6450334368
31 6450334306
32 6450336997
33 6450334337
34 6450334351
35 6450337116
36 6450337123
37 6450337130
38 6450337147
39 6450337154
40 6450337161
41 6450336836
42 6450333453
FIXING PARTS
REF. NO. PART NO.
L
Yol 6450337864
Y02 6450282409
DESCRIPTION
CARTON INNER
POLY SHEET, SET
CAUTION PLATE
INSTRUCTION MANUAL
POWER CORD
DESCRIPTION
ASSY,CABINET
ASSY,CASS LID
ASSY,CD PANEL
COLOUR PLATE,CD KNOB PLAY
ASSY,GEAR CASS DOOR
CASS DOOR SPRING
RUBBER SILICON
CD DOOR KNOB LEVER
CD TRAY,CD LID
BUITON,CD OPEN
ASSY,GEAR CD DOOR
CD DOOR SPRING
ASSY,CD DOOR
REC SPRING PLATE
RECORDING LEVER
CD CONTROL BRACKET
BATTERY LID
AC SOCKET COVER
KNOB PUSH, BASSXPANDER
KNOB LEVER, FUNCTION
DIAL POINTER
POINTER BRACKET,TU PWB
TUNING KNOB GEAR
TUNING DRUM
KNOB ROTARY,TUNING
KNOB LEVER,BAND
ROD ANTENNA SPRING
ASSY,CABINET REAR
KNOB ROTARY,TONE
KNOB ROTRAY,VOL
KNOB CASS PAUSE
KNOB CASS STOP/EJECT
KNOB CASS FFWD
KNOB CASS REWIND
KNOB CASS PLAY
KNOB CASS RECORD
HANDLE
CD MECHANISM COVER
DESCRIPTION
SCR 3X6, SPEAKER
WASHER METAL,
CASS DOOR GEAR, SPRING
REF. NO,
Y03
Y04
Y05
Y06
Y07
Y09
Ylo
Y11
Y12
Y13
Y14
Y15
Y16
Y17
Y18
Y19
Y20
Y21
Y22
Y23
Y24
PART NO.
6450236624
6450271168
6450330247
6450271373
6450334276
6450236617
6450236617
6450092305
6450337864
6450236617
6450271182
6450271144
6450236617
6450271168
6450236594
6450236594
6450282409
6450271175
6450236617
6450271236
6450236594
ELECTRICAL PARTS
REF. NO. PART NO.
51 6450333828
52 6450333873
54 A6450336683
55 A6450329760
56 6450333835
DESCRIPTION
SCREW ST 3X1 O,CASS DOOR GEAR
SCR 3X8,CASS DOOR SPRING
SCR 2.6X8,CD DECK
WASHER METAL,CD DECK
SCR 2X6,CD LEAF SW
SCREW ST 3X1 O,CONTROL PWB
SCREW ST 3X1 O,DECK
SCREW,2X3
SCR 3X6, RECORDING LEVEL
SCREW ST 3X1O,
CONTROL PWB BRACKET
SCR 3X20, POWER TRANSFORMER
SCR 2.8X12,AC SOCKET
SCREW ST 3X1O,
TUNER PWB BRACKET
SCR 3X8,TUNING KNOB
SCREW ST 3X8,TUNER PWB
SCREW ST 3X8, ROD SPRING
WASHER METAL,ANTENNA SPRING
SCR 3X18,CAB TO BACK CAB
SCREW ST 3X1 O,CD TRAY
SCR 3X8, ROD ANTENNA
SCREW ST 3X8,CD PWB
DESCRIPTION
SPEAKER 4“
LEAF SW,CD LID SW
POWER TRANSFORMER V1524FS
AC SOCKET S-1-1225
ROD ANTENNA
CD MAIN P.W.BOARD ASSY
REF. NO.
71
C0917
C0921
C0928
C0929
C0934
CN904
D0901
IC901
IC902
IC903
IC904
L0901
Q0901
Q0902
Q0903
Q0904
Q0905
PART NO. ——--—
6143022367
4030597509
4030606102
4030589900
4030606102
4030606102
6450333675
6450236099
6450334733
6450334740
6450334702
6450322228
6450333637
6450333521
6450333538
6450333538
6450333514
6450333521
DESCRIPTlON
ASSY,PWB,CD MAIN (N.S.P)
POLYESTER 0.22U J50V
POLYESTER 3300P K50V
POLYESTER 0.018U K50V
POLYESTER 3300P K50V
POLYESTER 3300P K50V
FFC HEADER 15PINS
DIODE lN-4148
IC LA9240M,ASP
IC LC78622E,DSP
IC LA6541 D
ICLC651104F4K47,MI-COM
CHOKE COIL 10UH
TR 2SA1317S AC
TR 2SD1936S AC
TR2SD1936S AC
TR 2SB764D
TR 2SA1317S AC
-6-

PARTS LIST
REF. NO. PART NO. DESCRIPTION
Q0906 6450333521 TR2SA1317SAC
Q0907 6450333521 TR2SA1317SAC
Q0908 6450236129 TR9014C
X0901 6450333651 RESONATOR
X0902 6450333644 RESONATOR
CD CONTOL P.W.BOARD ASSY
REF. NO. PART NO.
72 6143022374
6450333767
LD901 6450337857
LD902 6450337857
LD903 6450337857
Swool 6450333545
SWO02 6450333545
SWO03 6450333545
SWO04 6450333545
SWO05 6450333545
SWO06 6450333545
DESCRIPTION
ASSY,PWB,CD CONTROL (N.S.P)
LED BRACKET
LED, ROUND TYPE PLAY/PAUSE
LED, ROUND TYPE REPEAT
LED, ROUND TYPE PROGRAM
TACT SW, H-TYPE REP
TACT SW, H-TYPE MEM
TACT SW, H-TYPE PLAY
TACT SW, H-TYPE UP
TACT SW, H-TYPE DOWN
TACT SW, H-TYPE STOP
MAIN AMPLIFIER P.W. BOARD ASSY
REF. NO.
73
C031 o
C0311
C0313
C0314
C0315
C0318
C0319
C0501
C0502
C0503
C0504
CN301
CN303
CN903
D0301
D0302
D0303
D0401
D1101
D1102
D1103
D1104
F1101
FS401
IC301
Q0301
Q0302
Q0401
R0303
R0304
R0305
SW301
SW501
VR301
VR501
PART NO.
6143018216
4030585209
4030585209
4031255507
4031255507
4031350400
4030595901
4030595901
4030570403
4030570403
4030595901
4030595901
6450333743
6450270611
6450333682
6450236099
6450236099
6450236099
A6450333859
A6450236112
A6450236112
A6450236112
A6450236112
A6450333668
A6450334689
6450334726
6450236129
6450236129
A6450333507
4020711304
4020711304
6450338151
6450333583
6450333552
6450333620
6450333613
DESCRIPTION
ASSY,PWB,MAIN AMP (N.S.P)
POLYESTER 0.15U K50V
POLYESTER 0.1 5U K50V
ELECT 1000U M16V
ELECT 10OOU M16V
ELECT 3300U M25V
POLYESTER 0.022 UK50V
POLYESTER 0.022U K50V
POLYESTER O.OIU K50V
POLYESTER O.OIU K50V
POLYESTER 0.022U K50V
POLYESTER 0.022U K50V
EARPHONE JACK, STEREO TYPE
WAFER 4P,V-lYPE, TO CASS MOTOR
HEADER 3PINS,V-TYPE, TO CD MAIN
DIODE lN-4148
DIODE 1N-4148
DIODE 1N-4148
ZENER 8.2V
RECTIFIER 1N-4001
RECTIFIER 1N-4001
RECTIFIER lN-4001
RECTIFIER lN-4001
FUSE 2A, GLASS TUBE
IC PROTECTOR N25
IC TA8229K
TR 9014C
TR 9014C
TR 2SD2061 E
FUSIBLE RES 2.2 JA l/4W
FUSIBLE RES 2.2 JA l/4W
FUSIBLE RESISTOR
SW SLIDE,CD/TU/TA
PUSH SW,BASS BOOT W/LOCK
SHAFT VOLUME, R1622G53A1
SHAFT VOLUME, R1622N23A1 TONE
PRE AMPLIFIER P.W.BOARD ASSY
REF. NO. PART NO. DESCRIPTION
74 6143018186 ASSY,PWB,PRE-AMP (N.S.P)
C0201 4030593600 POLYESTER 2200P K50V
C0202 4030593600 POLYESTER 2200P K50V
REF. NO.
C0207
C0208
C0209
C021 o
C0223
C0224
C0225
CN201
CN203
IC201
L0201
Q0201
Q0202
SW201
SW202
PART NO.
4030608205
4030608205
4030593600
4030593600
4030593600
4030595901
4030570403
6450270611
6450333682
6450334696
6450270307
6450333464
6450333491
6450333569
6450270536
DESCRIPTION
POLYESTER 0.033U K50V
POLYESTER 0.033U K50V
POLYESTER 2200P K50V
POLYESTER 2200P K50V
POLYESTER 2200P K50V
POLYESTER 0.022U K50V
POLYESTER 0.01 U K 50V
WAFER 4P,V-lYPE, TO CASS DECK
HEADER 3PINS,V-TYPE, TO CD MAIN
Ic TA2068N
BIAS COIL,AC BIAS 3630
TR DTC114TS
TR 2SC945P
PUSH SW, R/P SW W/O LOCK
SW SLIDE SK23E01 G6,BEAT CUT SW
TUNER P.W.BOARD ASSY
REF. NO. PART NO.
75 6143022381
6450333804
Cello 6450329876
C0123
C0124
C0125
C0126
C0127
C0128
CF101
CF102
DO1O1
DO1O2
Iclol
LO1O1
LO1O2
LO103
LO104
Pvcol
QO1O1
QO1O2
SF101
Swlol
TO1O2
TO1O3
TO1O4
TO1O5
4030632101
4030632101
4030632101
4030567908
4030583205
4030583205
6450236143
6450270291
6450236099
6450333842
6450334719
6450236297
6450236297
6450329944
6450241024
6450266676
6450236129
6450236129
6450331510
6450333576
6450266669
6450333866
6450270444
6450270437
DESCRIPTION
ASSY,PWB,TUNER (N.S.P)
ASSY,BAR ANTENNA
POLYESTER 120PF
POLYESTER 0.068U K50V
POLYESTER 0.068U K50V
POLYESTER 0.068U K50V
POLYESTER 1000P K50V
POLYESTER 0.015U K50V
POLYESTER 0.015U K50V
CERAMIC FILTER
CERAMIC FILTER
DIODE lN-4148
DIODE FV1043,AFC
IC TA8127N
VHF COIL
VHF COIL
FTZ COIL, BH-816557
AM COIL
PVC, AM/FM CT1 01-104
TR 9014C
TR 9014C
SEMI-FIXED, H-TYPE
SW SLIDE,BAND SW
AM OSC,IFT 1010
AM COIL,IF 2070
FM IFT,IF 0380
FM IFT,IF 0070
BATTERY TERMINAL-1 P.W. BOARD ASSY
REF. NO. PART NO. DESCRIPTION
76 6143018247 ASSY,PWB,BATT 1(N.S.P)
6450333781 BATTERY PLATE(+)
6450333798 BATTERY SPRING(-)
BATTERY TERMINAL-2 P.W. BOARD ASSY
REF. NO. PART NO. DESCRIPTION
77 6143018230 ASSY,PWB,BATT 2(N.S.P)
6450333781 BATTERY PLATE(+)
6450333798 BATTERY SPRING(-)
-7-

PARTS LIST
kTAPE MECHANISM (N.S.P)
-REF. NO.
TMOI
TM02
TM03
TM04
TM05
TM06
TM07
TM08
TM09
TM1O
TM1l
TM12
TM13
TM14
TM15
TM16
TM17
TM18
TM19
TM20
LTM22
TM23
TM24
TM25
TM26
TM27
TM31
TM32
TM33
TM34
TM35
TM36
TM37
TM38
TM39
TM40
TM41
TM42
TM43
TM44
TM45
TM46
TM47
LTM48
TM49
TM51
TM52
TM53
TM54
TM55
TM56
TM57
TM58
TM59
TM60
TM61
TM62
TM63
TM64
TM85
TM66
PART NO. -
6450091742
6450091575
6450091674
6450091735
6450091629
6450091568
6450221729
6450092305
6450091346
6450091780
6450092244
6450092268
6450091445
6450115844
6450091476
6450091438
6450091490
6450135385
6450329791
6450091766
6450091773
6450333415
6450113727
6450215001
6450113734
6450333378
6450092237
6450179297
6450180637
6450092282
6450091551
6450092299
6450091353
6450091377
6450091360
6450091612
6450091506
6450091452
6450091513
6450091520
6450092343
6450091308
6450333392
6450091711
6450091728
8450091285
6450091339
6450091278
6450091230
6450091292
6450091247
6450093210
6450091254
6450091261
6450091414
6450238901
6450091421
6450091407
6450111211
6450091391
6450091384
DESCRIPTION
SUPPLYREELASSY
BACKTENSIONSPRING
RECORD SAFETY LEVER
TAKEUPREELASSY
SENSOR
FF GEAR
PACKSPRING PLATE
CTAPSCREWM2X3
CHASSISASSY
EJECTSLIDELEVER
PTAPBINDSCREW M2X5
TAPCAMERASCREW M2X4.5
PSLEVERSPRING
SWITCH,MSW-1541T
RECBUITONLEVER SPRING
EACTUATORSPRING
CAM GEAR
PWASHERCUT
ASSY,RFCLUTCH
RF BELT
FLYWHEELASSY
MAIN BELT
MOTORCOLLERSCREW
MOTOR BRACKET
MOTOR BRACKET SCREW
ASSY,MOTOR
BINDSCREWM2X3
LUG PLATE
R/P HEAD
AZIMUTH SCREW M2X7
AZIMUTH SPRING
SCREWM2X6
HEAD BASE
HEAD PANEL
PANELPSPRING
PINCHROLLERARM ASSY
SENSING LEVER
MCONTROLSPRING
GEARPLATESPRING
GEARPLATEASSY
PWASHERCUT2.1 X4.OXO.13
BASEASSY
EHEAD
MG ARM
MGARMSPRING
SWITCHACTUATOR
EKICKLEVER
PUSHBUTTON ACTUATOR
RECBUITONLEVER
PLAYBUTTONLEVER
RWDBUTTONLEVER
PLAYBUTTONLEVER SPRING
FFBUTTONLEVER
STOPBUTTONLEVER
BUl_fON LEVER SPRING(A)
PAUSEBUTTONLEVER
BUTTON LEVER SPRING(B)
PCONTROLSPRING
PAUSE LEVER(E)
PAUSELEVERSPRING
PAUSE STOPPER
L
-8-

EXPLODED VIEW (TAPE MECHANISM)
9—TM31
#-TM32
TM34– *3–TM33
TM35 —g &
9–TM03
TMOl–
~?& TM04
TMo2—& 8
\–TM05
I%2
1
I~“
‘“’4<5j4l&_TM16
/
T
‘4
TM60—
k—TM62
&_ TM18
.
~p
:
TM19– ‘
0
TM20 —
TM27 —
w
-9-

EXPLODED VIEW (CD MECHANISM)
L
L
506
501 —
(-
PARTS LIST
CD MECHANISM (94V5T1)
REF. NO. PART NO.
6450333439
501 6202228105
502 6202228112
503 6202232911
504 6202232928
505 6200216436
506 4111067709
—(N.S.P)
DESCRIPTION
CD DECK MECHANISM,13927804
ASSY,MOTOR,2V,SPINDLE
ASSY}MOTOR,SLED.6V
PWB,MOTOR
SWITCH,LEAF
PLUG 6P
SCR PAN PCS 1.7X2.5
(-
-1o-

IC BLOCK DIAGRAM &DESCRIPTION
Iclol
IC201
TA8127N (Tuner System)
AM RF FM RF
IN OUT Vcd FM OSC AM OSC DET OUT MPX IN LPF1 LPF2 Vco LOUT ROUT
T
+I+i4+ 4t+I
FM FM AM AGC
MIX MIX I
&&*~~@~
A~NRF GND1 FMMIX AMMIX AGC Vfx? AMIF F~NIF GND2
IN TUNLED STLED QUAD
TA2068N (Tape Deck Amplifier)
Vcc
ttiic
kf~
v
GNC
y; ~y NAB LINE RAO1O TAPE RAD1O REC MIC
OUT2 1N2 1N2 ~LINE PLAY lNTIEXT
IC301 TA8229K (AF Amplifier)
VCC2 Vcc 1
E
84
IN-1 II Cb-1
NFI IO +
r1
BIAS CIRCUIT
-TW?&..E::lT&G F
1
k
IN-2 12 cb-2
NF2 13 +
)13.s.l
)~1-1
)Pow&
)UJT-2
)0.S.2
.
-11-

IC BLOCK DIAGRAM &DESCRIPTION
L- IC901 LA9240M (Servo Signal Processor)
No. Pin Name I/o Function
1FIN2 IConnection Pin for Photo Diode of Pickup.
2FIN1 IFIN2 +FIN1 =RF, FIN2 -FIN1 =FE
3EIConnection Pin for Photo Diode of pickup.
4FIE- F=TE
5TB IInput Pin for DC ingredientof TE Signal.
6TE- 1Connection Pin for Gain Setting Resistorof TE
Signal to TE Signal Pin.
7TE oOutput Pin for Tracking Error Signal.
8TESI IInput Pin for Track Error Sense Comparator.
TE SignalthroughBand Pass, and Inputted.
9Scl IInputPin for Shcck Detection.
10 TH ICOnnedon Pin forTime Constant Setting of
Tracking Gain.
11 TA oOutput Pin for TA Amplifier.
12 TD- 1Connection Pin for Constant Tracking Phase
Compensation, Consistof between TD and VR.
13 TD IConneti}on Pin for Constant of Tracking Phase
Compensation.
14 JP IConnection Pin for Ampliiude Setting of Tracking
Jump (Kick Pulse) Signal.
15 TO oOutput Pin for Tracking Control Signal.
16 FD oOutput Pin for Focusing ControlSignal.
17 FD- 1Connti}on Pin for Constant of FocusingPhase
Compensation, Consist of between FD and FA.
18 FA+ IConnediin Pin for Constantof FocusingPhase
Compensation, Consist of between FD- and FA-.
19 FA- 1Connection Pin for Constantof Fccusing Phase
Compensation, Consistof between FA and FE.
20 FE oOutput Pin for Focusing Error Signal.
21 FE- 1Connection Pin for Gain Setting Resistorof FE
Signal to FE Signal Pin.
22 AGND -Ground for Analcg Signal.
23 SP oO@ufPin for Single End of InputSignalofthe
CV+, CV- Pin.
24 SPI IInput Pin for Spindle Amplifier.
25 SPG IConnedon Pin for Gain Setting Resistor,when
Spindle 12 cm Mode.
26 sP- 1Connection Pin forConstant of Spindle Phase
Compensation with SPD Pin.
27 SPD oOutput Pin for Spindle ControlSignal.
26 SLEQ IConnection Pin for constant of Sled Phase
Compensation.
29 SLD oOutput Pin for Sled ControlSignal.
33 SL- 1Input Pin for Sled Signal from Micro Processor.
31 SL+ I
32 JP- 1Input Pin for Tracking Jump Signal from Digital
33 JP+ ISignal Processor.
t
do. Pin Name
34 TGL
T
35 TOFF
35 TES
t
37 HFL
$0_
41
—
42
SLOF
cv-
Cv+
RFSM
RFS-
T
43 SLC
44 w
1
F
45 DGND
46 FSC
47 TBC
F
46 NC
49 DEF
wCLK
F
51 CL
52 DAT
I/o IFunction
I IInput Pin for Tracking Gain Control Signal from
Digital .SJgnalProcessor. TGL =H:Gain Low
IInput Pin for Tracking Off Cantrol Signal from Digkal
Signal Processor. TOFF =H: OFF
oOutput Pin for Track Error Sense Signal to Digital
Signal Prccessor.
IHigh Frequency Level Signal Use Detection
Main-Beam Position is on the pit or mirror.
IInputPin for Sled Servo Off Control.
IInput Pin for Constant Linear Velocity Error
ISignal from Digital Signal Processor.
oOutput Pin for RF Signal.
IConnection Pin for Gain Setting of RF and
ConstantSettingof 3T Compensatica of the
EFM Signal with RFSM Pin.
oSlice Level Control Signal is Output Pin.
It Control Level of Data-Slice by Digital Signal
Processor of the RF Waveform.
IInput Pin for Level Control of Data-Slice by
-
0Out ut Pin for Focus Search Smooth Condenser
OConnection Pin for Variable Range Setting of
l=====
Out UI Pin for Defect DetectIon of DISC.
Input Pin for Reference Clock Pulse.
F==
4.23 MHz of Di ital Si nal Processor
Input Pin of Clock Pulse for Command from
Input Pin of Data for Command from Micro
~Processor.
53] CE
E
54 DRF
56 FSS
56 VCC2
67 IREFI
t
56 VR
BLF2
t
mPH1
61 BH1
G
82 LDD
83 LDS
64 Vccl
I
T
—
I
T
—
Input Pin of Chip Enable for Command from Micro I
Processor.
Output Pin for Detect of RF Level.
Select Pin for Fcas Search Mode
VCC for Servo and Digital Root.
Bus ControlConnection Pin for Reference Voltage.
Output Pinfor Referenae Voltage.
Connection Pinfor Time Constant Setting of
Detect Detection of the Disc.
Capacitor Connection Pin for Peak-hold of RF Signal.
Capacitor Connection Pin for Bottom-holdof
RF Signal.
Output Pin of APC (Automatic Power Control) Circuit.
Input Pin of APC (Automatic Power Control) Circuit.
VCC for RF Root.
-12-

9!
M
IC BLOCK DIAGRAM &DESCRIPTION —
IC902 LC78622E (Digital Signal Processor)
No. Pin Name Uo Function
1DEFI IInputterminal for detect signal of defect
2TAI IInputterminal for test.
3PDO oThe phase comparison outputterminal for
external VCO control.
4Vvss -Ground terminal for built-in VCO
5lsEr IResistance connection terminal for
II I electric cwrent adjustment of PDO output. 1
~
-Buiit-in VCO ower su Iterminal.
OEFM si nal out ut terminal for slice level control.
IEFM si nal in utterminal for slice level control.
11ITEST2 IITEST pin. Normal time is non connti!on.
12 ICLV+ IO10utput terminal for Disc motor control.
13 CLV- 0Output terminal for Disc motor control.
14 VIP oChange of roughservo Iphase control
Rough servo: “H”, Phase control: “L”
15 HFL IInputterminal oftrack search signal.
16 TES IInputterminal of tracking error signal.
17 TOFF oOutputterminal of tracking off.
18 TGL oOutputterminal for change oftraddng gain.
19 JP+ oOutput terminal fortratilng jump control.
mJP- 0Output terminal for tracldngjump control.
21 PCK oClock monitor output terminal for EFM data
playback. (4.321 8MHz)
22 FSEQ oOutput terminal for detect of SYNC signal.
23 DVDD -+5V
24 CONT1 1/0
25 CONT2 I/o This outputcan controlat serial controlfrom
26 CONT3 I/o micro processor.
27 CONT4 1/0
28 CONT5 1/0
29 EMPH oOutput terminal of d=emphasis monitor.
“H”: de-emphasis
mC2F oOutput terminal of C2 flag
31 DOUT oOutput terminal of digitalout
No. Pin Name Uo Function
3? TEST3 ITest pin.
33 TEST4 ITest pin.
34 NC -Non connection.
%MUTEL oMute output terminal for L-ch
33 LVDD -Power supply for L-ch
37 LCHO oOutput terminal for L-ch
26 LVSS -GND for L-ch
39 RVSS -GND for R-ch
40] RCHO IO10ufput terminal for R-ch
41 ]RVDD I-IPower supply for R-ch
42 IMUTER IOlMute outputterminal for R-ch
431 XVDD I-IPower supply of crystal oscillation
441 XOUT ]OlConnaction terminal of crystal oscillation (16.9344MHz~
46] XIN IlConnaction terminal of crystal oscillation (16.9344MHzj
46 Xvss -GND of crystal oscillation
47 SBSY oOutput terminal for synchronizingsignal of
sub-cord block
48 EFLG oOutput terminal for correction monitorof Cl, C2,
Single and Double
49 Pw oOutputterminal for sub-cord of P, Q, R, S, T, Uand W
wSFSY oOutput terminal for synchronizingsignal of
sub-cord frame
51 SBCK IInputterminal for readout dock of sub-cord
sFSX oOutput terminal of Synchronizing signal (7.36kHz)
ml WRQ IOIOutput terminal forstandby of sub-cord Qoutput
541 RWC II IInputterminal of read /write control
56 SQOUT oOutputterminal of sub-cord Q
56 COIN IInputterminal of command from micro processor
57 CQCK ICIOckinPUffor reading sub-cord from SQOUT
59 RES IReset (turnon: L)
F.9 TST11 oTest pin
63 16M o16.9344MHz
61 I4.2M Io14.2336MHz
621 TEST5 IlTest pin
631 Cs 1IlChip select terminal
641 TEST1 IlTest pin
EFMO Vvco Vvss PDO ISET FR TST11TEST2 TEST4
PCK TAI TEST1TEST3TESTS Voo Vss
1 1 w@
Slice Isvel VCO Cb2k 03cillat0r
‘7’ Fm
2K -8bit RAM Adhss
Control &Clock Control RAM Gsnsratoii
II I
FSEQ@ Synmws Detsd
EFM Demodulate
I I I
III-+
Cl CZ Error Detsct &
Chsct Control Flag
SUbc@s Dxrac4
SFSY
CS
+’ I
Digiial Attenuator
wt3a
.%20UT
C-mR
COIN
RWC
WKr2 cnsr4 XV33 XWT RVS5 MUTER LVS3
-
C2F
00UT
(NC)
-
-13-

IC BLOCK DIAGRAM &DESCRIPTION
LIC903 LA6541 D(Pickup Actuator& CD Mechanism Motor)
WC Vref VIN4 VG4 V08 V07 GN13 V06 V05 VG3 VIN3 CD RES
Level
sin
‘“( :~
RESET
Level BTL
sift Driver
1I
Ilk(l
Vcc Mute VIN1 Vol Vol V02 Gt4D
IC904 LC651104F-4K47
No. Pin Name Vo Function
1VOL-UP oNot used
2VOL-DOWN oNot used
3SWIN ICD functionIRimit SW. ISync. REC
4XRST IRasat signal for around IC’S
5AV+ -Power supply
6AV- -Vss
71 Vss I-IGND I
8Oscl IOscillator Input
9OSC2 oOscillator Output
10 VDD -+5V
11 RES ISystem Reset Signal
12 TEST -Test terminal
13 SQOUT IInter Face for DSP (SUBQ DATA)
14 COIN oInter Face for DSP (DATA)
15 CQCK oInter Face for DSP (CLOCK)
(-
-14-
V03 V04 VG2 VIN2 Ffe(jOUT Rq IN
)1
No. Pin Name Uo Function
16 IR INot used
17 WRQ IInter Face for DSP (SUBQ REQUEST)
18 RWC oInter Face for DSP (DATA LATCH)
19 DRF oDRF Signal Input
20 Olc-sw oClose SW.
21 ISEG-a IOILightup Signal for LED (Segment a)
221 SEG-b IO]Lightup Signal for LED (Segment b)

VOLTEGE OF IC &TRANSISTOR
IC101 TA8127 (RADIO MODE) (v)
Pin No. 123 4 567 8 9 10 11 12 13 14 15 16
AM Voltage 0.0 0.0 7.4 74 00 Z4 7.4 Z4 0.0 0.0 72 Z4 1.1 1.1 6.8 7.4
FM voltage 0.8 0.0 6.9 6.9 0.0 6.9 6.9 6.7 0.0 00 6.8 6.9 1.1 1.1 6.4 6.7
Pin No. 17 18 19 23 a2? 23 24
AM I/o/&@ 6.8 0.7 12 Z4 Z4 Z4 7.4 7.4
FM Voltage To 0.7 12 6.3 6.9 6.9 6.9 22
[C201 TA2068N (TAPE MODE) (v)
Pin No. 123456789]10111112] 13114 ]15116
Voltage 0.0 2.0 20 20 20 20 2.0 20 2.0 2.0 2.0 I20 I20 I2.0 I6.6 2.0
Pln No. 17 18 19 a) 2t 2? B24
Vdtaga 0.0 2.0 Z8 2.0 0.1 2.0 0.6 20
[(2301 TA8229 (CD MODE, (v)
Pin No. 12314151617181 9110 !11112] 13114 115
V0h2ge 10.0 I11.6 6.0 12.0 6.0 71.5 I0.0 12.0 6.4 [06 0.0 I0.0 I0.6 0.0 I0.0
iC901 LA9240M (CD MODE) (v)
Pin No. 12345 6 7 8 9 10 11 12 13 14 15 16
Voh%lga 25 2.5 2.5 2.5 2.5 2.5 2.5 25 25 2.5 2..5 2.5 25 2.5 2.5 2.5
Pin No. 17 18 19 23 21 zB24 25 26 27 26 ~30 ~32
voltage 25 2.5 2.5 2.5 2.5 00 2.5 2.5 2.5 25 2.5 2.5 2.5 2.5 2.5 0.0
Pin No. 33 34 %36 37 a 39 40 41 @43 44 ~ ~ 47 46
Voltage 00 5.0 0.0 1.6 0.0 0.0 0.0 0.4 2.4 24 2.6 25 0.0 2.5 25 0.0
Pin No. 49 s) 51 52 53 54 55 56 57 56 s 60 ~62 ~64
Vottaga 0.0 2.4 4.3 4.5 00 5.0 0.1 5.0 2.6 26 2.7 27 22 3.8 0.1 5.0
IC902 LC78622E (CD MODE)
Pin No.
(v)
1 2 34567 8 910 11 12 13 14 15 16
Vo/tage 0.0 0.0 1.5 0.0 1.5 5.0 0.3 0.0 2.5 25 0.0 0.4 00 0.0 0.0 1.6
Pin No. 17 18 19 a) 2t z23 24 z%27 a ~30 ~ =
Voltage 0.0 5.0 0.0 0.0 2.5 50 5.0 5.0 0.0 0.0 0.0 0.0 00 0.0 25 0.0
Pin No. 33 34 s 36 37 38 39 m41 42 43 44 4~47 46
Voltage 0.0 0.0 0.0 4.6 1.9 0.0 0.0 1.9 4.5 0.0 5.0 22 22 0.0 01 0.0
Pin No. 49 50 51 52 53 54 55 56 57 56 59 60 ~@63 64
voltage 0.1 2.5 0.1 2.5 1.0 0.0 0.0 4.5 4.3 5.0 0.0 25 25 0.0 0.0 0.0
1C903 LA6541 D(CD MODE) (v)
Pin No. 1234567 6 9 10 11 12 13 14 15 I16
Vol’fage &6 4.9 2.5 25 3.8 3.8 0.0 0.0 0.0 4.0 4.0 2.5 25 5.0 7.9 5.0
Pin No. 17 18 19 23 aZ? 23 24 =26 27 ~~ ~
voltage 4.8 2.5 2.5 4.0 4.0 0.0 0.0 0.0 3.8 3.8 2.5 2.5 25 8.6
lC904 LC651 104 CD MODE) (v)
Pin No. 1 2 34567 8 9 10 11 12 13 14 15 1 16
Voltage 0.0 0.0 5.0 0.0 50 0.0 0.0 24 2.5 50 5.0 0.0 0.0 4.5 4.3 1.0
Pin No. 17 18 19 20 21’ 2? B24 B26 z28 29 30
V&age 1.8 0.0 5.0 37 1.8 1.7 2.5 3.6 35 35 5.0 35 34 3.4
Transistors (RADIO MODE)
Transistor No. Q101 Q102
Pin Name BcEBcE
AM Voltage 0.0 22 22 07 0.0 0.0
FM Voltage 6.5 58 5.8 00 ao 0.0
Transistor No. Q003 (CD STOP) Q905 Q906 Q9r17 (2966
Pin Name BICIE BICIE BICIE BICIE BICIE BICIE
Voltage 0.6 I(10 I0.0 80 [5.0 j8.6 4.8 I3.4 I50 4.8 I32 I5.0 4.8 I3.0 I5.0 (10 I50 I0.0
-
d
-15-

(f-
1
t-
Pll -,
;F~
r-
CT104
~
L104
120151
1-
-0070
n
T103
2070 cF102
455 KHz
cl 34
33U
m-.- . .
)1 ~F ;; AGC VCC2 AM FM (
IF IN IF IN
ICIO1 TA8127N
R107
!XIl
T104
3K9 0380
I
w’
AM FMRF FM AM DET MPX LR
RF IN OUT VCCI OSC OSC OUT IN LPF1 LPF2 VCO oUT OU
x,= Szs S*E $:1 :{I
F’
*
C118
o022U
I
711L R112
Jr 22 10K
I
II
:>L< “
C131
Cllo al 01 220U
POLY/CAP 120P o022U 2SC9014 Swlol-1 t-
Q102 SW101-2
2SCSQ14
T102
7~7 z1010 R11O Rlll
R109 220K 1COK
10OKC-
C136 R118 100
CT103 II Ooa?u R117 10K
R115
100 F
I‘M-ST%
k
C132 lU CN202
This is abasic schematic diagram.

.
WIRING DIAGRAM (TUNER)
o
-0
c
n
4
G
ul
-1
0
IA)
IIIJ I
0
—
00
-17-

SCHEMATIC DIAGRAM
L
—— —
(CD)
—
I
I
II!I I [ ! I[
II
J=k’ Ee-P-l
I
I
I
I
I1-
11111 1 1 LLl uII
!
lW m
33 G315
k4Ma Cds
SW ‘dS
59A us
Him Ids
MA dS
241 ONOV
{bud 54
%H8 34
I
!-g.!,. lb?’!
➤.1
I
L
J1711L
L-_6_J
~L-LL I
[- —.-— -.– -–- –- -— JE
-18-

1
WIRING DIAGRAM (CD)
-
-19-