Sanyo MCD-290F User manual

Service Manual CD Portable AM/FM
Stereo Cassette Recorder
SPECIFICATIONS
(CASSE~E DECK SECTION)
Track System ........................AC bias 4-track stereo
uErasing System ..................... Magnet erase
Tape speed ...........................4.8 cmlsec.
Fast forward and rewind time 110 sec. (C-60tape)
Frequency response .............12.000 Hz (Normal tape)
(CD SECTION)
Channels ...............................2 channel
SIN ratio ................................73 dB
Wow /Flutter ......................... Undetectable
Sampling frequency ..............44.1 kHz
Quantization .......................... 16 bits linear/ch
Pick-up ..................................Semi-conductor laser
Pickup wave length ...............790 nm
IFILE No. I
MCD”290F (XE)
(PA)
(AU)
(KR)
PRODUCT CODE No.
16403101 MCD-Z90F/XE
16403102 MCD-Z90F(SL)IAU
16403103 MCD-Z90F/PA
16403107 MCD-Z90F(BL)/AU
16403111 MCD-Z90F/KR
16403112 MCD-Z90F(SL)ITW
16403113 MCD-Z90F(BL)ITW
(RADIO SECTION)
Tuning range ................. FM :87.35-108.5 MHz
AM :515 -1,640 kHz
Antennas .......................Built-in ferrite bar and telescopic
rod antennas.
(GENERAL)
Output power ................2.5 Wx 2 (DC max.)
Speaker ......................... 10 cm x 2 (8 ohms)
Terminal impedance ..... PHONES :32 ohms
Power source ................AC :230V ,50 Hz(XE)
230- 240V ,50Hz (AU)
11Ov ,60HZ (Tw)
220V ,60Hz (KR)
110- 120V/220 -240V 50/60Hz (PA)
DC: 12 V(8 “D’’batteries)
Dimensions ...................403 (W) x 182 (H) x 203 (D) mm
Weight (approx.) ............2.8 kg (without batteries)
Specifications subject to change without notice.
REFERENCE No. SM581OO31

LASER BEAM SAFETY PRECAUTION
.Pick-up that emits alaser beam is used in this CD player section.
CAUTION :
USE OF CONTROLS OR ADJUSTMENTS
OR PERFORMANCE OF PROCEDURES
OTHER THAN THOSE SPECIFIED HEREIN
MAY RESULT IN HAZARDOUS RADIATION
EXPOSURE
LASER OUTPUT ..........0.6 mW Max. (CW)
WAVELENGTH .............790 nm
TUNER ADJUSTMENTS
(1). AM IF ADJUSTMENT
CAUTION -INVISIBLE LASER RADIATION WHEN OPEN AND
INTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM.
ADVARSEL -USYNLIG LASER STRALING VED ABNING, NAR
SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION, UNDGA UDS HIELSE
FOR STRALING.
VARNING -OSYNLIG IASER STRALNING NAR DENNA DEL AR dPPNAD
CCH SPARR AR URKOPPLAD. STRALEN AR FARLIG.
VORSICHT -UNSICHTBARE LASERSTRAHLUNG TRlll AUS, WENN
DECKEL GEOFFNET UND WENN SICHERHEITSVERRIEGELUNG
UBERBRUCKT lsT. NICHT, DEM STRAHL AU88HZEN.
VARO -AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA
NAKYMAUOMALLE IASERSATEILYLLE. AM KAT80 sATEEsEEN.
A
(FIG.1)
(2).FM IF ADJUSTMENT
300PF
~n~
_R807 O.lu
IC801
7PIN
(xE,KR)
455kHz
(AU,PA,TW)
WAVE FORM
10.5
(!3
10.7
10.9
WAVE FORM
(MHZ)
(XE,KR) BEST IF WAVE
455kHz FORM
(AU, PA,
TW)
BANDI STEP 1SIGN. IRADlo IADJUST<
m3
REMARKS
ADJUST FOR
BEST IF
WAVE FORM
&SCURVE
—
(FIG.2)
-1-

TUNER ADJUSTMENTS
(3). TUNING FREQUENCY RANGE ADJUSTMENTS
FM-SG FM BAND
Eiiiil
no AC EVM
Oofq
I I
I I
Ii
IIOUTPUT
L- .
FM Band: Set the internal modulation of Singnal
generator to 1KHz Dev. 22.5 KHz
INO. IBAND] SIGN. IADJUST FOR IADJUSTMENT I
IIFRE. I I
1FM I87.35 MHz IMAXIMUM L803
SENSITIVITY
2FM 108.5 MHz MAXIMUM TC1 (PVC
SENSITIVITY TRIMMER)
3REPEAT STEP 1AND 2SEVERAL TIMES
AM-SG AM BAND OSCILLOSCOPE AM Band: Set the internal modulation of Singnal
Iiiiiil
00 BI
000 000 0000
AM LOOP ANT +-
1
1OUTPUT IISENSITIVITY ITRIMMER)
1-:
+6REPEAT STEP 4AND 5SEVERAL TIMES 1
—. iqenerator to 30% 1KHZ
(FIG.3)
(4). AM TRACKING ADJUSTMEW
Signal Generator ...... Connects to the AM ANT. Coil through the loop antenna.
Adjust for the indication of V1-\;hl of the wave form scope to be mwimurn.
AM-SG OSCILLOSCOPE
Iiiiiil ,
no AC EVM m❑:
000 000 OUT 0000 llm
+- +-
AM LOOP ANT
II
11-z
+
BAND STEP SIGN. ADJUST FOR ADJUSTMENT
FRE.
1 600 KHZ MAXIMUM L805
SENSITIVITY (ANT COIL)
AM 21400KHZ MAXIMUM TC4 (PVC
SENSITIVITY TRIMMER)
3REPEAT STEP 1AND 2SEVERAL TIMES
(FIG.4)
(5). FM RF TRACKING ADJUSTMENT
Signal Generator ...... Connects to the FM ANT JACK (FM IN) through the dummy.
BAND STEP SIGN. ADJUST FOR ADJUSTMENT
FRE.
1 90 MHZ MAXIMUM L803
SENSITIVITY
2 98 MHz CHECK MAXIMUM
FM SENSITIVITY
3106MHZ MAXIMUM TC2 (PVC
ISENSITIVITY ITRIMMER)
4IREPEAT STEP 1AND 3SEVERAL TIMES
1I
(1’1(;.5)
-2-

EXPLODED VIEW(CABINET, CHASSIS& DECK MECHANISM)
1- *
-.—. —-—- —“7 r-—-—”—-
-3-

PARTS LIST
L
PRODUCT SAFETY NOTICE
EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE
IEC SYMBOLA IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN
OF SPECIAL SIGNIFICANCE. WHEN REPLACING ACOMPONENT IDENTIFIED ,USE ONLY THE REPLACEMENT PARTS
DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WAITAGE 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 l/4W carbon type and Oohm chip resistors.
Regular type capacitors are less than 50V and less than 1000pF of Ceramic type and Electrolytic type.
PACKING &ACCESSORY
REF. NO. PART NO.
6450378744
6450378751
6450378690
6450362682
6450362699
6450378782
6450378799
6450378805
6450382062
6450382079
A6450378454
A6450378461
A6450221576
CABINET &CHASSIS
REF.NO. PART NO.
16450362217
2 6450283840
36450362200
46450379482
46450378355
4 6450363085
56450372957
66450251559
7 6450362392
7 6450363276
7 6450379574
8 6450362408
86450363283
86450379581
96450362415
96450363290
96450379598
10 6450362422
10 6450363306
10 6450379604
11 6450362439
11 6450363313
11
12
12
12
13
15
16
17
6450379611
6450362446
6450363320
6450379628
6450362569
6450362781
6450362774
6450252556
DESCRIPTION
INSTRUCTION MANUAL(XE,KR)
INSTRUCTION MANUAL(PA)
INSTRUCTION MANUAL(AU,TW)
CUSHION TOP
CUSHION BOTTOM
CARTON CASE,NF(XE)
CARTON CASE, A/F(AU)
CARTON CASE,lVF(PA)
CARTON CASE,/VF(KR)
CARTON CASE,A/F(TW)
AC LINE CORD(XE)
AC LINE CORD,AC SKT PLUG(PA,TW)
AC LINE CORD SET, SAA APP 6’(AU)
DESCRIPTION
LID CASS
CASS DOOR SPRING
FRONT PANEL
ASSY CABINH(BL/AU,TW)
ASSY CABINET(SUAU,TW)
ASSY,CABINET(XE, PA,KR)
SOLDERING LUG,SPK WIRE
ASSY,GEAR CASS DOOR
CASS BUITON(l ),REC(SUAU,TW)
CASS BUITON(l ),REC(XE,PA,KR)
CASS BUTTON (l), REC(BUAU,TW)
CASS BUTTON(2), PLAY(SUAU,TW)
CASS BUTTON(2), PLAY(XE,PA,KR)
CASS BUITON (2), PLAY(BUAU,TW)
CASS BUlTON(3),REW(SUAU,TW)
CASS BUTTON(3), REW(XE,PA,KR)
CASS BUITON (3), REW(BUAU,TW)
CASS BUlTON(4),F FWD(SUAU,TW)
CASS BUlTON(4),F FWD(XE,PA,KR)
CASS BUITON (4),F FWD(BIJAU,TW)
CASS BUlTON(5),
STOP/EJECT(SUAU,TW)
CASS BUlTON(5),
STOP/EJECT(XE,PA, KR)
CASS BUITON (5),
STOP/EJECT(BUAU ,TW)
CASS BU170N(6),PAUSE( SUAU,lW)
CASS BUlTON(6),PAUSE(XE, PA,KR)
CASS BUTTON (6), PAUSE(BUAU,TW)
CASS BUITON SHAFT
CD RUBBER CUSHION HARD
CD RUBBER CUSHION SOFT
CD BRACKET 9503 CD MAIN
REF. NO.
18
19
20
21
21
21
22
23
24
25
26
27
28
29
30
31
32
33
34
34
34
34
35
36
37
37
37
37
39
39
39
40
40
40
41
42
43
44
45
PART NO.
6450362453
6450362460
6450251542
6450362464
6450363337
6450379635
6450362798
6450362255
6450364396
6450362491
6450362361
6450362538
6450362354
6450362859
6450362330
6450362309
6450362477
6450362552
6450379505
6450378379
6450378386
6450378362
6450362385
6450362347
6450362262
6450362262
6450362262
6450362262
6450379550
6450362248
6450363221
6450362316
6450363252
6450379567
6450361869
6450362279
6450362286
6450378447
6450378720
FIXING PARTS
REF. NO. PART NO.
Yol 6450362613
Y02 6450252365
Y03 6450171895
Y04 6450252372
Y05 6450165078
Y07 6450344992
DESCRIPTION
CD BUTTON SET,
PLAY/STOP/SKIP/SEARCH
BUITON SET, REPEAT/MEMORY
ASSY,GEAR CD DOOR
CD BRACKET(SUAU,TW)
CD BRACKET(XE,PA,KR)
CD BRACKET(BL/AU,TW)
MAGNET HOLDER Z90
LID CD
CD DOOR SPRING
BASS BUITON HOLDER
KNOB SLIDE, FUNCTION
MOUNTING BRACKET,VOL PCB
KNOB SLIDE,BAND
DIAL BRACKET HOLDER
KNOB ROTARY,TUNING
DIAL POINTER
DIAL BRACKET
ANT CONTACT SPRING
ASSY CABINET REAR(BL/AU,lW)
ASSY CABINET REAR(SUAU,lW)
ASSY CABINET REAR(PA)
ASSY CABINET REAR(XE,KR)
PUSH BUITON,BASS XPANDER
KNOB ROTARY,VOL
DIAL LENS(BUAU,TW)
DIAL LENS(SUAU,TW)
DIAL LENS(PA)
DIAL LENS(XE,KR)
LID BAIT(BL/AU,TW)
LID BATT(SUAU,TW)
LID BAIT(XE,PA,KR)
HANDLE(SIJAU,TVV)
HANDLE(XE,PA,KR)
HANDLE(BUAU,TW)
ASSY,CD DECK MECHA,
Z90-CD-ASSY
CASS DOOR LENS
CD DOOR LENS
SWITCH SS22J01G7(PA)
SW HOUSING,4838(PA)
DESCRIPTION
SCR 3X1 O,SPK CLAMP
SCREW 3X8,
CASS DOOR EJECT GEAR
FIBRE,WASHER,FOR DISPLAY BD
SCREW 3X8,CASS BUTTON SHAFT
SCREW,CASS DECK TO FCAB
SCREW, FOR CD MECHA
-4-

PARTS LIST
REF. NO.
Y08
Y1 o
Y13
Y14
Y15
Y15
Y16
Y18
Y19
Y21
Y22
Y23
Y24
Y25
PART NO.
6450362606
6450180613
6450252365
6450183690
6450165108
6450180521
6450252365
6450252365
6450372995
6450362620
6450252365
6450362644
6450252365
6450252365
ELECTRIC-PART
REF.NO. PART NO.
46 A6450141171
46 A6450170812
46 A6450170812
47 A6450378737
47 A6450141850
51 6450376478
52 A6450376423
52 A6450378430
52 A6450361975
53 6450203534
54 A6450382055
DESCRIPTION
SCREW2.6X8,CD MECHATOCDBKT
SCREW,KEYPCBTO BKT
SCREW3X8,FPANEL TOFCAB
SCREW,MAINPCB TOREARCAB
SCREW,PWRTRANS(AU,PA,TW)
SCREW,PWRTRANS(XE,KR)
SCREW3X8,ACSOCKET
SCREW3X8,DIALBKT TOPCB
SCR3X8,TUNINGKNOB TODIALBKT
SCR3X20,FCABT0 REAR CAB
SCREW3X8,REAR CABTOCDBKT
SCR3X8,FMANTT0 REAR CAB
SCREW 3X8,PLAY KNOB TO KEY PCB
SCREW 3X8, SWITCH(PA)
DESCRIPTION
AC SOCKET UL APPROVED,
UL APP(PA)
AC, SOCKET,VDE APP(AU,TW)
AC, SOCKET, VDE(XE,KR)
AC SOCKET COVER,
TC08-044(AU,XE, KR,lW)
AC SOCKET COVER,UL APP(PA)
4“ SPK,WISILVER CAP
PWRTRANS,48115-230AF(PA)
PWRTRANS,482311 BAF(AU,XE,KR)
PWR TRANS(lW)
ROD ANTENNA
FUSE(KR)
AMP-TU-CD P.W.BOARD ASSY
REF.NO.
71
71
71
AFCO1
C0113
C0113
C0114
C0114
C0201
C0202
C0203
C0204
C0207
C0217
C0217
C0218
C0218
C0401
C0403
C0404
C0409
C0807
C0817
C0821
C0822
Cllol
C1104
PART NO.
6143068570
6143068532
6143068587
6450140945
4030571905
4030573800
4030571905
4030573800
4030619003
4030619003
4030608908
4030608908
4030606904
4030606904
4030581904
4030619003
4030581904
4030619003
4030568905
4030606904
4030571202
4030571202
4030568905
6450221514
4030571202
4030571202
4030571905
4030608908
DESCRIPTION
ASSY,PWB AMP-TU-CD(XE,KR)
(Only initial)
ASSY,PWB AMP-TU-CD(PA) (Only initial)
ASSY,PWB AMP-TU-CD(AU,TW)
(Only initial)
AFCFV-1043,AFC
POLYESTER 0.1 UJ50V(AU,lW)
POLYESTER 0.1 UM50V(XE,PA,KR)
POLYESTER 0.1 UJ50V(AU,lW)
POLYESTER 0.1 UM50V(XE,PA,KR)
POLYESTER 4700P M50V
POLYESTER 4700P M50V
POLYESTER 0.033U M50V
POLYESTER 0.033U M50V
POLYESTER 3300P M50V
POLYESTER 3300P M50V
POLYESTER 1500P M50V(XE,PA,KR)
POLYESTER 4700P M50V(AU,TW)
POLYESTER 1500P M50V(XE,PA,KR)
POLYESTER 4700P M50V(AU,TW)
POLYESTER 1000P M50V,AC BIAS
POLYESTER 3300P M50V,AC BIAS
POLYESTER 0.01 UM50V,AC BIAS
POLYESTER 0.01 UM50V,AC BIAS
POLYESTER 1000P M50V
POLY CAP
POLYESTER 0.01 UM50V
POLYESTER 0.01 UM50V
POLYESTER 0.1 UJ50V,CD MAIN
POLYESTER 0.033U M50V,CD MAIN
REF. NO.
Cl 106
C1107
C1108
C1109
C1113
C1114
C1115
C1116
C1121
C1123
C1125
C1130
C1142
C1144
C1301
C1302
CNOO1
CNO03
CNO04
CNO05
CNO06
CN104
DOO06
D0501
D0502
D0503
D0504
D0508
D0551
D0552
D0601
D0602
D0603
D0801
D0802
D0803
D0804
D0805
D1301
D1302
D1304
FUOO1
FUO02
Icl 01
IC201
IC801
JACK1
L0501
L0502
L0801
L0802
L0803
L0803
L0804
L1601
L1602
N1101
N1103
N1105
Q0401
Q0402
Q0501
Q0702
Q0704
PART NO.
4030619607
4030619607
4030605204
4030571905
4030571905
4030571202
4030590708
4030605204
4030605204
4030594409
4030608908
4030630800
4030605204
4030571905
4030571905
4030571905
6450362095
6450372919
6450141218
6450372926
6450364389
6450277900
6450168956
6450169250
6450169250
6450169250
6450169250
6450169250
6450168956
6450168956
6450168956
6450168956
6450168956
6450168956
6450168956
6450169236
6450168956
6450168956
6450251689
6450251689
6450168956
6450141447
6450267925
6450361906
6450203237
6450361890
6450364372
6450267857
6450267857
6450209338
6450141089
6450141072
6450269554
6450141041
6450267857
6450267857
6450362118
6450172052
6450169342
6450251665
6450251641
6450361937
6450251634
6450251634
DESCRIPTION —
POLYESTER 0.047U J50V,CD MAIN
POLYESTER 0.047U J50V,CD MAIN
POLYESTER 3300P J50V,CD MAIN
POLYESTER 0.1 UJ50V,CD MAIN
POLYESTER 0.1 UJ50V,CD MAIN
POLYESTER 0.01 UM50V,CD MAIN
POLYESTER 0.01 8U M50V,
CD MAIN+L844
POLYESTER 3300P J50V,CD MAIN
POLYESTER 3300P J50V,CD MAIN
POLYESTER 2200P M50V,CD MAIN
POLYESTER 0.033U M50V,CD MAIN
POLYESTER 6800P M50V,CD MAIN
POLYESTER 3300P J50V,CD MAIN
POLYESTER 0.1 UJ50V,CD MAIN
POLYESTER O.l UJ50V,CD MAIN
POLYESTER 0.1 UJ50V,CD MAIN
4P WAFER,FUP HEAD
4P WAFER, MOTOFII LEAF SW
2P WAFFR H-TYPE
2P WAFER,BATT
3P WAFER,SPK
13P WAFER,TO DISPLAY
SW DIODE
RECTIFIER
RECTIFIER
RECTIFIER
RECTIFIER
RECTIFIER
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE GMBO1-BT,CD MAIN
SW DIODE GMBO1-BT,CD MAIN
SW DIODE,CD MAIN
1.6A APP FUSEDIA5X20250V,
TIME-LAG
PROTECTOR, AXIAL LEADS
IC LA4227
Ic TA2068N
IC LA1828
ST. PHONE JACK, EJS-7-1535B
AXIAL INDUCTOR,CE
AXIAL INDUCTOR,CE
FM COIL,FM ANT
FM COIL,FM RF
FM COIL,FM OSC FCC(PA)
FM COIL, CE(XE,AU)
OSC,AM OSC
AXIAL INDUCTOR,CE(XE,AU)
AXIAL INDUCTOR, CE(XE,AU)
15P CONNECTOR,
CN1 101 ASSY PICKUP
6P WAFER,CN1 103 MOTOR
2P WAFER,CN1 105 CD DOOR SW
TR 2SC3330U,AC BIAS
TR2SA1346-AC,AC BIAS
TR 2SD882
TR 2SA1317,CD MAIN
TR 2SA1317,CD MAIN
-5-

PARTS LIST
REF.NO.
Q1101
Q1301
Q1302
Q1601
SW201
SW401
SW501
SW801
T0401
T0601
T0802
T0803
Uol 01
U0201
U0301
X1301
ZD501
ZD801
PART NO.
6450251634
6450251641
6450251641
6450251627
6450209352
6450361982
6450372896
6450361982
6450141066
6450251733
6450251757
6450251740
6450361913
6450251580
6450364099
6450363573
6450251696
6450362804
6450378348
6450142246
6450140990
6450372988
6450362668
6450362675
6450141355
6450141966
6450273063
6450252396
6450265716
6450252396
DESCRIPTION
TR 2SA1317,CD MAIN
TR2SA1346-AC,CD MAIN
TR 2SA1346-AC,CD MAIN
TR 2SB764E,CD MAIN
PUSESWITCH,RIP SW
SWITCH,BEATCUT ACBIAS
SWITCH,CD~APE/RADIO
SWITCH, AtvVFM/FM-ST
BlAS/OSC,AHK809461 AC BIAS
IFT,FM MIXER
IFT,AM 1!7
IFT,FM DET
IC LA9250M,CD MAIN ASP
IC LA6541D,CD MAIN
IC LC78602NE,CD MAIN DSP
CERAMIC RESONATOR,CD MAIN
ZENER
ZENER 4.7V
ASSY BAR ANT
FUSE HOLDER, FOR FUOO1
PVC, AM/FM(XE,PA,KR)
IFT SHIELD COVER, FOR L804
HEAT SINK, FOR IC101
HEAT SINK B,FOR Q501
EYELET,AC IN
SCREW, FOR PVC(XE,PA,KR)
SCREW 2.6X6,
FOR PVC(XE,PA,KR)
SCREW 3X8,
FOR Q501 HEATSINK(XE,PA,KR)
NUT M3,FOR Q501 HEAT SINK
SCREW 3X8.
FOR Q501 HEAT SINK(AU,TW)
VOLUME P.W.BOARD ASSY
REF. NO. PART NO. DESCRIPTION
72 6143044079 ASSY,PWB VOLUME(Only initial)
QO1OI 6450251658 TR 2SD1936-U-AC
QO102 6450251658 TR 2SD1936-U-AC
Swlol 6450362002 SWITCH PUSH,
PS-22E08(L)-O W/LOCK
VROO1 6450363122 ROTARY VR,XV0141 GPVN20FS
CD SW P.W. BOARD ASY
REF. NO. PART NO. DESCRIPTION
73 6143044109 ASSY,PWB CD SW (Only initial)
SWO04 6450251818 MICRO SW LF-101-O,
CD DOOR SW BD
DISPLAY P.W.BOARD ASSY
REF. NO.
74
D0701
D0702
D0703
D0704
D0705
D0706
DP701
Q0701
Q0703
SW701
SW702
SW703
SW704
SW705
PART NO.
6143068549
6450168956
6450168956
6450168956
6450168956
6450168956
6450168956
6450252044
6450169205
6450169205
6450363153
6450363153
6450363153
6450363153
6450363153
DESCRIPTION
ASSY,PWB DISPLAY,CONTROL KEY
(Onlyinitial)
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
SW DIODE
LED DISPLAY,DSP701
TRANSISTOR
TRANSISTOR
SWITCH TACT KPT-1108AM,
PLAY/PAUSE
SWITCH TACT KPT-1108AM,PROG
SWITCH TACT KPT-1108AM,STOP
SWITCH TACT KPT-1108AM,F B
SWITCH TACT KPT-1108AM,REPEAT
-6
REF. NO. PART NO. DESCRIPTION
SW706 6450363153 SWITCH TACT KPT-1 108AM,F F
6450141324 SOLID WIRE,J701
6450170188 SOLID,WIRE,J702
BAITERY P.W,BOARD ASSY
REF. NO. PART NO. DESCRIPTION
76 6143044055 ASSY,PWB BAIT (Only initial)
6450252013 BATTERY SPRING(-)
LED P.W.BOARD ASSY
REF. NO. PART NO. DESCRIPTION
77 6143044093 ASSY,PWB LED (Only initial)
LD701 6450277856 LED SEL-231 OG,SEL-231 OG PLAY
LD702 6450277856 LED SEL-231 OG,SEL-231 OG PROG
LD703 6450277856 LED SEL-231 OG,SEL-231 OG REPEAT
FUSE P.W.BOARD ASSY (KR)
REF. NO. PART NO. DESCRIPTION
78 6450382031 ASSY,PWB FUSE (Only initial)
FU2 6450228537 FUSE COVER
CASS DECK MECHA ASSY(ZY33-F 21T) (Only initial)
REF. NO. PART NO. DESCRIPTION
TM32 6450091612 PINCH ROLLER ARM ASSY
TM41 6450115813 FBELT W
TM43 6450238123 ASSY,FLYWHEEL
TM55 6450238062 MBELT(C)
TM62 6450252518 FUP HEAD TC-951 ,STEREO
TM63 6450165252 MG ERASE
TM64 6450252617 ASSY,MOTOR
.

I
WIRING CONNECTION
CD MECHANISM
%A
‘.
I
T/
LDP.W.B
F
AC IN
230V 50Hz (XE
11OV 60HZ (nJl
220V 60Hz (KR)
230-240V 50Hz (AU)
11O-120/220-240V 50/60Hz(PA)
b
(XE,AU,TW) IF
FUSE P.W.B
FU2(KR)
VOLTAGE
SELECTOR
“(PA)
~
R-CH SPEAKER TAPE DECK MECHANISM
““’’@~%$”--;
fHITE MOTOR
L
:5 SWITCH
,.,
:W’:YELLOW
J-t”
.-. .
L-CH SPEAKER
-Q
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-7-

IC BLOCK DIAGRAM& DESCRIPTION
IC801 LA1828(Single-chip tuner)
I1’ IU
Il-l&l 1I r Ilxim
IC101 LA4227(2-channel AF power AMP)
Voc OUT 1W1PWRGND (MS) NF 1IN 1PSSOND
wImmwm I
IIII1
sII466
smNDBY ours Bsx Pm mm (T* NF 1IN 9DC @lUIERI
U0201 LA6541 D(4-channel Bridge Driver)
V02 Vref VIN4 vG4 V& V07 GND Vca v05 vG3 VIN3 CD RES
Le&4 DIIWJ LMwr
llkO
vw Mute VIN1 vG1 Vol V02 GND V03 V04 V(Z? VIN2 ReEOUT Rq IN
IC201 TA2068N(System Pre-amprifier)
Vcc
Id;c
M#
~F
GNO
1
3N
2
-8-

IC BLOCK DIAGRAM& DESCRIPTION
(
Uolol LA9250M((Analog Single Processor)
1
2
s
4
5
e
7
8
9
10
11
12
13
14
16
,..II I I I II I II I IIII 1J
17 18 19 St 2122ss ’24 S5S 27 28 ~~ 31S2
iNo. IPin Name lFunctlon I
1FTN2 Pick+q ptmtodbda ccmnadon @n.Added to f7?4! f% to generate ttw
RF signal, auMmcfed frcm FTN1 pin to geoarate fha FE agnd.
2FTN1 Pickup phdo-dii conntioa pin.
3EK%&$W*mna”@” ‘~ frO’’’’@nbW*e
4FPick* phcbcfii ccmnacfionpin.
5TB TE signal DC coqxment input pin.
6TE- PINwilii ccmned the TE signal gain aatLingresistorbetween this @n
and TE pin.
7TE TE dgnal output pin.
8TSEI TES(Track Error Senaa)comparatc# input pin. Tha TE signal is input
thcmmh aband-oass filter.
1
Ii9Scl lShwk ckkx%on input pin.
10 TH lTrackino aain time constant saftino oin.
~
Pin for comf uiing the tracking phase compansatica ccmtanf bfween
Tracking jurrp sgnal(ldck p.ha)empikude eating pin.
~
Pinfor cxmfigunngthe focuscg phase be4weentha FD end FA pins.
Pinfa confgurirg the focusing phase ccmpanaatkrn condant fha FD
2) FA- Pinforconf urimgthe forming @aa coqarwdon constant between
the FASar#FEpfns.
2t FE FE siund Wdn.
I22 IFE- Pinwhch cawmcts the FE signal setting resistor between this pin and
FE pin. I
~
12-cm spindle mode gain sating reskfor camacficm pin.
Sp4ndfephase corrpansation ccmsfantpin, along with SPD @n.
29 ISL- ]Input pin for sled movement sirmal frcm mkmrmce..son I
aSL+ Ilnmti nin frw sled .. .. .............~._.______ !
~movement signal from micrcpoxewr.
willating frequency.
~
Pinfor aattf the furwtion cWoff, Mii function isbacking gain
Switch control pin fof spindla 6cm/12cm mode.
-.
37 1FSTA lFocus search control aignd input.
sLASER ]Lasar on/off cMrd inf-wf.
38 NC Noccmacth.
u) TJP Input pin for tracking jump signal from DSP.
41 TGL In tpin for fracldng gdn control s@@ frcm DSP. Gain is low when
eT L is hmh.
I44 IHFL The Hiih Frquamy Level is used to determine whether the main beam
iapoaiftonad over apit or over the mirrored surface.
45 CLV Input pin fcf CLV error signal from DSP.
40 GND GND
47 RF RFmtpil pin,
46 RF- ‘~and,EFM a!gnal 3T ccmpamaafionccmfantsatting pin,
&&%?%e Fpm.
I49 ISLC SIkx Level Ccatid isan oufpul pin thatccmtrd the data afii level used
by the DSP for tie RF wav%form.
WE!?i!E’
Input pin used by DSP for ccmtrdlingti data .dkxakwd
I54 ITBC T&ra&ry&fanca Contid; EiF bafanca edju#mant vatiable range I
I56 IFSS Focus Saamh Select focus search mde(+-.search /+aaarcAvs. the
reference voltage) swtching @n. I
, ,
I.%IVcc WCC I
-- ------
57 REFI Bypass capacitof connecbn pin for reference voftage.
5S VR Referencevd@e a.ilpuf pin.
58 LF2 Discdefect detdcm time comfant aattino oin.
I-,
mIPHI IRF sional d hdd caoaMx ccmnactfcmoh. I
I“-i
6f BHl l”’
RF sgnal bottom hold capacifci connection pin.
I62 LDD IAPC circuit output pin. 1
63 ILDS IAPC circuit input pin.
64 NC INo connadica. I
-9-

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WIRING DIAGRAM (AMP-TU-CD /XE ,AU ,KR ,TW)
-20- -21-
m

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WIRING DIAGRAM (CD SW, VOLUME ,DISPLAY, LED)
DISPLAY
VOLUME
.-—.......
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.-lx
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a..... . .
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.iw
w“-
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CD SW LED
-24-

VOLTA(NS OF IC &TRANSISTOR
Ic LA9250M (w
112 3 4 5 6 7 8 9 10 11 12 13 14 15
2.1 2.1 1.6 1.6 0.6 2.45 2.45 1.2 2.45 0.75 22.35 2.45 2.2 2.4
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
02.4 2.45 2.45 1.55 2.45 2.45 0.95 2.35 1.8 2.4 2.25 2.45 21.55
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
0.35 04.9 0 0 0.4 0.4 001.5 4.8 4.8 001.5
46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
01.6 2.45 2.3 2.45 0 0 2 2.3 04.9 22.45 0.45 0.85
61 62 63 64
0.3 4.8 00
LC 78602E M
1 2 3 4 5 6 78910 11 12 13 14 15
00001.85 4.9 0.1 02.45 23 01.5 0 0 4.8
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
4.8 1.3 00.4 0.4 04.9 0 0 4.9 0002.45 0
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
4.9 2.8 2.8 0.7 0.75 2.8 0.75 0.45 02.7 1.2 1.2 2 2 0
46 47 48 49 50 51 52 53 54 55 56 57 58 5s 60
0000 0 0 4.4 01.7 4.2 01.7 0 0 1.5
61 62 83 64
0.35 3.6 4.5 0
LA6541D (v)
1 2 3 45 6 7 8 9 10 11 12 13 44 15
8.6 02.3 2.4 3.9 400 0 3.9 3.9 2.4 2.4 4.9 8
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
4.9 4.7 2.3 2.4 4400043.9 2.4 2.3 2.4 8.6
TA2068N (w
1 2 3 458 7 8 9 10 11 12 13 14 15
011.1 10.8 200.8 11.1 1 2 2 0.95 0
16 17 18 19 20 21 22 23 24
1.5 4.8 27.9 20.2 1.5 0.65 1
PT2461 ““ (v)
1 2 3 45678910 11 12 13 14 15
00000303302.9 0 3 3 3
16 17 18 19 20 21 22 23 24
333330000
LA4227 w)
1 2 I3I4I5I8I7 8 I910 I11 I12
11 I5.7 10.5 I1.2 011 0 0 1.2 10.5 5.7 12
LA1 828 (w
Pin No. 1 2 3 4 5 6 7 8910 11 12 13 14
FM 1.25 1.25 3.4 3.7 3.7 03.7 001.25 1.2 0.05 3.7 0
AM 1.25 1.25 3.9 3.9 3.9 03.9 001.2 1.2 0.3 3.9 2.3 \
Pin No. 15 16 17 18 19 20 21 22 23 24
FM 3110.6 1.2 0.85 0.9 0.9 00.8
AM o110.6 0.15 3.7 3.9 3.9 0 0
TRANSISTOR (v)
PARTNO. Q1 Q101 Q102 Q501 Q701 Q1101 Q1301 Q1 302 Q1601 Q702 c1704
Bo0.65 0.65 9.3 04.8 10.55 822
c2.05 0011.5 000.45 4.9 4.9 1.1 1.1
Eo008.7 3.95 4.9 4.9 4.9 8.7 2.7 2.7
S*O
SANYO Technosound Co., Ltd.
Osaka, Japan
Jun./ ’99 /2250 NS Printed in Japan
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