Fisher PH-DTA300M User manual

FILE NO.
SERVICE MANUAL
R
PH-DTA300M
(DE)
Audio System
PRODUCT CODE No.
129 668 07
REFERENCE No. SM5810433
REMOTECONTROLLER RB - DTA300M
CONTENTS
Laser Beam Safety Precaution ........................................1
IC Block............................................................................1,2,8
Tuner Adjustment.............................................................2
Wiring Connection............................................................3
Exploded View (Cabinet & Chassis) ................................4
Parts List ..........................................................................5
Block Diagram..................................................................11
Schematic Diagram (MAIN) .............................................12
Schematic Diagram (CD MAIN) .......................................14
Wiring Diagram (MAIN and TACT SW A,B) .....................16
Wiring Diagram (CD)........................................................18
Wiring Diagram (Power, Ant, Key, Led 1, 2, Phone and
Motor)...................................................19
Wiring Diagram (Display) .................................................20

- 1 -
• Pickup that emits a laser beam is used on this CD 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)
WAVE LENGTH ................. 790 nm
LASER BEAM SAFETY PRECAUTION
IC BLOCK DIAGRAM & DESCRIPTION
CAUTION – INVISIBLE LASER RADIATION WHEN OPEN AND
INTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM.
ADVARSEL – USYNLIG LASER STRÅLING VED ÅBNING, NÅR
SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION, UNDGÅ UDS ÆTTELSE
FOR STRÅLING.
VARNING – OSYNLIG LASER STRÅLNING NÄR DENNA DEL ÄR ÖPPNAD
OCH SPÄRR ÄR URKOPPLAD. STRÅLEN ÄR FARLIG.
VORSICHT – UNSICHTBARE LASERSTRAHLUNG TRITT AUS, WENN
DECKEL GEÖFFNET UND WENN SICHERHEITSVERRIEGELUNG
ÜBERBRÜCKT IST. NICHT, DEM STRAHL AUSSETZEN.
VARO – AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA
NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE. ÄLÄ KATSO SÄTEESEEN.
123456789101112
PW GND
PVCC1
VIN1
VR1 VC1
VIN2
PVCC2
PW GND
PW GND
PVCC4 VIN4 SVCC1 SGND VIN3 PVCC3 PW GND
24 23 22 21 20 19 18 17 16 15 14 13
FUNCTION
Input for CH2
Non-inverted output for CH2
Supply terminal of output stage for CH2
Inverted output for CH2
Power GND
Power GND
Inverted output for CH3
Supply terminal of output stage for CH3
Non-inverted output for CH3
Input for CH3
Supply terminal of small signal GND
Small signal GND
Input for CH4
Non-inverted output for CH4
Supply terminal of output stage for CH4
Inverted output for CH4
Power GND
SYMBOL
VIN2
OUT(+)2
PVCC2
OUT(-)2
PW GND
PW GND
OUT(-)3
PVCC3
OUT(+)3
VIN3
S GND
S VCC
VIN4
OUT(+)4
PVCC4
OUT(-)4
PW GND
TERMINAL
NO.
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
SYMBOL
PW GND
OUT(-)1
PVCC1
OUT(+)1
VIN1
VRI
VCI
TERMINAL
NO.
1
2
3
4
5
6
7
2413121
IC803 TA2092N (Power Driver)

- 2 -
TUNER ADJUSTMENTS
IC BLOCK DIAGRAM & DESCRIPTION
16
17
18
FEO
FEN
SEB
19VRO
20RFRP
21BTC
22RFCT
23PKC
24RFRPIN
25RFGO
26GVSW
27AGCIN
28RFO
29GND
30RFN2
15
14
13
SBAD
TEO
TEN
12 2VRO
11 TEB
10 SEL
9 LDO
8 MDI
7 TNI
6 TPI
5 FPI
4 FNI
3 GMAD
2 RFGC
1 Vcc
AGC Amp.
BOTTOM
PEAK
3 STATE
DET.
I-I
I-I
10pF
15pF
40pF
15pF
3pF
10pF
3pF
36pF
40pF
SW1
SW3
SW2
IC801 TA2153FN (RF AMP)

- 3 -
WIRING CONNECTION

- 4 -
EXPLODED VIEW(CABINET & CHASSIS)
59
61
62
65
63
64
60
66

- 5 -
PARTS LIST
CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram.
Regular type resistors are less than 1/4W carbon type and 0 ohm chip resistors.
Regular type capacitors are less than 50V and less than 1000µF of Ceramic type and Electrolytic type.
PRODUCT SAFETY NOTICE
EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH
THE IEC SYMBOL !
!! IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY
CAN OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED , USE ONLY THE REPLACEMENT
PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE 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.
REF.NO. PART NO. DESCRIPTION
PACKING & ACCESSORIES
REF.NO. PART NO. DESCRIPTION
645 063 7636 CARTON CASE
645 063 7643 CARTON OUTER
645 063 7698 INSTRUCTION MANUAL
645 063 7704 QUICK GUIDE
645 063 3553 POLYFOAM
645 063 3560 POLYFOAM
645 060 7011 POLYBAG,AC CORD
645 063 3607 POLYBAG,I/B
645 063 3607 POLYBAG,TRANSFORMER
645 063 3614 POLYBAG,UNIT
!
!! 645 063 2273 AC ADAPTOR
645 063 7650 REMOTE CONTROL,
REM-DTA300M FISHER
645 063 3546 FM ANT,AWG24UL 1007
CABINET & CHASSIS
REF.NO. PART NO. DESCRIPTION
1645 063 7742 CD WINDOW,FISHER
2645 063 6301 CD-WIN -SUPPORT-BTM,CAP PIN
3645 063 6295 CD-WIN-SUPPORT-TOP,CAP PIN
4645 063 6196 CD DOOR
5645 063 6318 SPEAKER GRILL LEFT
6645 063 6325 SPEAKER GRILL RIGHT
7645 063 6226 GRILL BASE RIGHT
8645 063 6219 GRILL BASE LEFT
9645 063 7735 GUIDE-GROOVE BTM
10 645 063 7728 GUIDE-GROOVE TOP
11 645 063 3201 CD SIGN-LENS-LEFT
12 645 063 3195 CD SIGN-LENS-RIGHT
13 645 063 6271 DISPLAY WINDOW
14 645 063 3300 RUBBER FOOT SILICON
15 645 063 6202 CABINET FRONT
16 645 063 3072 FUN-KNOB HOLDER
17 645 063 6240 POWER KNOB
18 645 063 6233 VOLUME KNOB
19 645 063 6257 CD FUNCTION KNOB,PLAY
20 645 063 3478 SHAFT STAINLESS STEE
22 645 063 3058 SW HOLDER L
23 645 063 3102 SW HOLDER R
24 645 063 2976 END GEAR
25 645 063 2860 MOTOR DC 3.5V
26 645 063 2969 DOOR GEAR
27 645 063 2990 MIDDLE GEAR
28 645 063 3218 PULLEY MOTOR
29 645 063 3003 PULLEY GEAR
30 645 063 3324 BELT
31 645 063 3126 CD BOSS HOLDER
32 645 063 3041 SHAFT HOLDER
33 645 063 2501 LED 5,CLASSIC
34 645 063 7711 CD DECK COVER
35 645 063 3065 LED HOLDER LEFT
36 645 063 3119 LED HOLDER RIGHT
37 645 063 2648 LCD FILTER PVC
38 645 063 3171 LCD LENS
39 645 063 2501 LED ,CLASSIC
40 645 063 3027 LCD HOLDER
41 645 063 3638 SPONGE
43 645 063 3096 SCREW WASHER
44 645 063 2495 LED
45 645 063 3263 MOTOR BASE
46 645 063 3355 PCB BKT-2
47 645 063 2365 CD DECK MECHANISM
48 645 060 6540 CD FOOT BUSHING
52 645 063 3348 PCB BKT-1
53 645 063 2242 HEAT SINK,FOR IC901,IC903
54 645 063 3591 HEAT SINK,FOR IC501
58 645 063 6288 REAR CAB
66 645 063 6134 ASSY CABINET FRONT
FIXING PARTS
REF.NO. PART NO. DESCRIPTION
S01 645 063 3430 SCR 3X10,GRILL L TO FRT
S02 645 063 3423 SCR 2.5X10,GUIDE TO FRT
S04 645 063 3454 SCR 2X4,MTR TO MTR BASE
S05 645 063 3508 SCR 3X10,CD BOSS TO FRT
S06 645 063 3430 SCR 3X10,KNOB HOLD. TO FRT
S07 645 060 6779 SCR 3X8,MTR PCB BKT TO FRT
S08 645 063 3416 SCR 2.5X18,CD DECK TO FRT
S09 645 063 3430 SCR 3X10,
SPEAKER DRIVER TO FRT
S11 645 063 3447 SCR 3X12,CD PCB TO FRT
ELECTRICAL-PARTS
REF.NO. PART NO. DESCRIPTION
21 645 063 3485 MICRO SWITCH
50 645 063 3331 SPEAKER
645 063 2525 BEAD FERRITE
645 063 3256 BUZZER
645 063 2624 5P J WIRE AWG22 2468,TO CN501
645 063 3782 2P J WIRE AWG20 2468,SP-L WIRE
645 063 3775 2P J WIRE AWG20 2468,
CN503 TO SPEAKER -R
645 063 2563 2P J WIRE AWG26,OPEN SW LEAF
645 063 2556 2P J WIRE,CLOSE SW LEAF
645 063 2532 FFC CABLE 16P,
CD DECK TO CD BD CN805
645 063 3652 6P J WIRE AWG30 157,
CN803 TO CD LOADER
DISPLAY P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
42 614 327 8597 ASSY,PWB,DISPLAY(Only initial)
B8001 645 063 2433 4P CONNECTOR,RB8001
C0212 403 135 5108 ELECT 4700U M 10V
CN201 645 060 5062 3P CONNECTOR,
TO TACT SW RB201
CN207 645 060 5062 3P CONNECTOR,TO KEY BD RB207
CN208 645 060 5062 3P CONNECTOR
CN209 645 060 5055 2P CONNECTOR
CN251 645 060 5086 8P CONNECTOR
D0201 645 060 4775 DIODE 1N4148
D0202 645 060 4775 DIODE 1N4148

- 6 -
PARTS LIST
REF.NO. PART NO. DESCRIPTION
MAIN P.C.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
51 614 327 8559 ASSY,PWB,MAIN(Only initial)
B8002 645 063 3706 5P J WIRE 2547&2468,RB8002
C0119 403 058 2406 POLYESTER 0.015U J 50V
C0120 403 058 2406 POLYESTER 0.015U J 50V
C0422 403 125 5507 ELECT 1000U M 16V
C0509 403 125 5507 ELECT 1000U M 16V
C0511 403 058 4608 POLYESTER 0.15U J 50V
C0512 403 058 4608 POLYESTER 0.15U J 50V
C0513 403 125 5507 ELECT 1000U M 16V
C0514 403 125 5507 ELECT 1000U M 16V
C0905 403 135 5702 ELECT 4700U M 25V
C0926 403 125 5507 ELECT 1000U M 16V
CF101 645 060 5338 CERAMIC FILTER 450KH
CF103 645 060 5345 CERAMIC FILTER 10.7M
CF104 645 060 5369 CERAMIC FILTER 10.7M
CF152 645 060 5352 CERAMIC FILTER 10.7M
CN001 645 063 2464 2P CONNECTOR,TO ANT BD.RB01
CN101 645 063 3676 4P J WIRE AWG30 1571,
TO CTL BD RB101
CN202 645 063 2631 6P J WIRE AWG26,
TO CTL BD RB202
CN302 645 063 3539 3P J WIRE UL2547,
TO CTL BD RB302
CN501 645 060 5178 5P CONNECTOR,
TO PHONE BD RB501
CN502 645 063 2464 2P CONNECTOR,TO SPEAKER L
CN503 645 063 2464 2P CONNECTOR,TP SPEAKER R
CN901 645 063 2471 2P CONNECTOR,
TO PWR BD RB901
D0001 645 060 4775 DIODE 1N4148
D0002 645 060 4775 DIODE 1N4148
D0003 645 060 4775 DIODE 1N4148
D0004 645 060 4775 DIODE 1N4148
D0503 645 060 4775 DIODE 1N4148
D0901 645 060 5383 RECTIFIER 1N5401
D0902 645 063 2228 DIODE 1N4007
D0903 645 063 2228 DIODE 1N4007
D0906 645 063 2228 DIODE 1N4007
D0907 645 063 2235 DIODE 1N5392
D0908 645 063 2228 DIODE 1N4007
IC101 645 060 5390 IC TA2104BN,DIGITAL TUNING SYS
IC151 645 060 5017 IC TC9257F
IC401 645 048 8269 IC TDA7440D,VOL TONE CTL
IC501 645 063 2686 IC TA8227P
IC901 645 063 2679 IC 7808,REGULATOR
IC902 645 060 5437 IC AN7806
IC903 645 060 5437 IC AN7806
IF101 645 060 5543 AM IFT
L0001 645 060 5567 SPR COIL
L0002 645 060 5567 SPR COIL
L0004 645 060 5567 SPR COIL
L0005 645 063 2716 OSC COIL 108UH
L0007 645 063 2709 SPEAKER COIL
L0018 645 060 5611 AM ANT OSC,COIL:R2523-0A10
L0101 645 060 4812 CHOKE COIL 100UH
L0901 645 060 4812 CHOKE COIL 100UH
Q0001 645 060 4799 TR 2SK192A-Y
Q0102 645 060 4829 TR 2SC945P
Q0103 645 060 4829 TR 2SC945P
Q0104 645 060 4829 TR 2SC945P
Q0105 645 060 4829 TR 2SC945P
Q0106 645 060 4829 TR 2SC945P
Q0107 645 060 4829 TR 2SC945P
Q0108 645 060 4850 TR 2SA733Q P
Q0152 645 060 4829 TR 2SC945P
Q0155 645 060 4829 TR 2SC945P
Q0156 645 060 4829 TR 2SC945P
Q0157 645 060 4836 TR 2SC1675L
Q0501 645 063 2266 TR 2SC2878A
Q0502 645 063 2266 TR 2SC2878A
Q0902 645 060 4829 TR 2SC945P
Q0903 645 063 2693 TR 2SB772P Q
Q0904 645 060 4829 TR 2SC945P
Q0905 645 060 5468 TR 2SD882P
Q0906 645 063 2693 TR 2SB772P Q
SS01 645 060 6779 SCR 3X8,IC901,
IC903 TO HEAT SINK
SS02 645 063 3461 SCR 3X6,MAIN PCB TO PCB BKT
TC001 645 060 7059 TRIMMER 20PF
TC002 645 060 7059 TRIMMER 20PF
TC003 645 060 7042 TRIMMER 10PF
TC004 645 060 7042 TRIMMER 10PF
VD001 645 060 5499 DIODE 1SV101,FM TUNING DIODE
VD002 645 060 5505 DIODE 1SV149B,AM TUNING DIODE
VD004 645 060 5505 DIODE 1SV149B,AM TUNING DIODE
VD005 645 060 5499 DIODE 1SV101,FM TUNING DIODE
XL151 645 060 6533 CRYSTAL 7.2MHZ
ZD101 645 060 4881 ZENER DIODE 3.9V
ZD401 645 060 4928 ZENER DIODE 9.1V
645 063 2242 HEAT SINK,FOR IC901,IC903
645 063 3591 HEAT SINK,FOR IC501
645 063 3348 PCB BKT-1
645 063 3355 PCB BKT-2
645 060 6687 SLEEVING SILICON TUB
645 063 3393 SLEEVING
645 063 3799 TEST PIN 1MM,FOR GND TOP
D0203 645 060 4775 DIODE 1N4148
DP201 645 063 2846 LCD DISPLAY,DTE102465A1P
IC201 645 048 8238 IC 5V43-1 J15,M-CU TMP87EP26
IC205 645 063 2921 IC FS8339,MUSIC IC
L0201 645 060 4805 CHOKE COIL 10UH
L0202 645 060 4805 CHOKE COIL 10UH
L0203 645 060 4812 CHOKE COIL 100UH
L0210 645 063 2723 COIL 8MH
LD201 645 063 2501 LED ,CLASSIC
LD202 645 063 2501 LED ,POP
Q0201 645 063 2457 TR 2SC1623
Q0208 645 063 2457 TR 2SC1623
Q0209 645 063 2457 TR 2SC1623
Q0211 645 063 2488 TR 2SA733,TR 2SA812
Q0212 645 063 2457 TR 2SC1623
RB101 645 063 2433 4P CONNECTOR
RB202 645 060 5079 6P CONNECTOR
RB210 645 063 2440 5P CONNECTOR
RB302 645 060 5062 3P CONNECTOR
RB810 645 060 5086 8P CONNECTOR
RB815 645 063 2440 5P CONNECTOR
SN201 645 060 5475 IRT SENSOR,REMOTE SENSOR
XL201 645 063 3287 CRYSTAL 7.3728MHZ
XL202 645 063 3270 CRYSTAL 32.768KHZ
ZD202 645 063 2297 ZENER DIODE 3.3V
645 063 2648 LCD FILTER PVC
645 063 3027 LCD HOLDER
645 063 3065 LED HOLDER
645 063 3119 LED HOLDER R
645 063 3171 LCD LENS
645 063 3621 SPONGE
REF.NO. PART NO. DESCRIPTION
CD P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
55 614 327 8580 ASSY,PWB,CD(Only initial)
C0812 403 061 7306 POLYESTER 4700P J 50V
C0818 403 059 9800 POLYESTER 2700P J 50V
CN803 645 060 5079 6P CONNECTOR,TO CD LOADER
CN805 645 063 2372 16P CONNECTOR,TO CD LOADER
CN807 645 063 2433 4P CONNECTOR,
TO MAIN BD RB807
CN810 645 063 3669 8P J WIRE AWG30 1571,
TO CTL BD RB810
CN815 645 063 3683 5P J WIRE AWG30 1571,
TO CTL BD RB815
CN816 645 060 5055 2P CONNECTOR,
TO OPEN SW LEAF

- 7 -
PARTS LIST
PHONE P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
56 614 327 8627 ASSY,PWB,PHONE(Only initial)
C0528 403 059 7509 POLYESTER 0.22U J 50V
JK501 645 063 2747 PHONE JACK
JK502 645 063 2761 RCA JACK,RJ-1081-01-0300A
RB501 645 060 5178 5P CONNECTOR,
TO MAIN BD CN501
POWER P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
57 614 327 8634 ASSY,PWB,POWER(Only initial)
JK901 645 063 2754 POWER JACK,DJ-0702-020
RB901 645 063 3768 2P J WIRE AWG18 UL10,
TO MAIN BD CN901
TACT SW A P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
59 614 327 8566 ASSY,PWB,TACT SW A(Only initial)
RB208 645 063 2594 3P J WIRE AWG26
TA007 645 060 4874 SW TACT,PRESET
TA008 645 060 4874 SW TACT,MEMORY
TA009 645 060 4874 SW TACT,TIMER
TA010 645 060 4874 SW TACT,SLEEP
TA017 645 060 4874 SW TACT,POWER
TACT SW B P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
60 614 327 8573 ASSY,PWB,TACT SW B(Only initial)
RB201 645 063 2587 3P J WIRE AWG26 UL24
TA011 645 060 4874 SW TACT,OPEN / CLOSE
TA012 645 060 4874 SW TACT,BACK / TUNE-
TA013 645 060 4874 SW TACT,FWD / TUNE+
TA014 645 060 4874 SW TACT,STOP
TA015 645 060 4874 SW TACT,PLAY / PAUSE
TA016 645 060 4874 SW TACT,BAND
MOTOR P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
61 614 327 8641 ASSY,PWB,MOTOR(Only initial)
M0801 645 063 2860 MOTOR DC 3.5V
RB818 645 063 2549 2P J WIRE AWG26,TO CD BD CN818
LED 1 P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
62 614 327 8603 ASSY,PWB,LED 1(Only initial)
LD203 645 063 2501 LED 5
RB206 645 063 2570 2P J WIRE,LED BD CN206
LED 2 P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
63 614 327 8610 ASSY,PWB,LED 2(Only initial)
CN206 645 060 5055 2P CONNECTOR,
TO LED 1 BD RB206
CN210 645 063 3690 5P J WIRE AWG30 1571,
TO CTL BD RB210
D0205 645 060 4775 DIODE 1N4148
D0206 645 060 4775 DIODE 1N4148
D0208 645 060 4775 DIODE 1N4148
D0209 645 060 4775 DIODE 1N4148
D0210 645 060 4775 DIODE 1N4148
D0211 645 060 4775 DIODE 1N4148
D0212 645 060 4775 DIODE 1N4148
L0206 645 060 4812 CHOKE COIL 100UH
LD204 645 063 2495 LED
Q0203 645 060 4829 TR 2SC945P
Q0204 645 060 4850 TR 2SA733Q P
Q0205 645 060 4829 TR 2SC945P
Q0206 645 060 4829 TR 2SC945P
Q0207 645 060 4829 TR 2SC945P
Q0210 645 060 4829 TR 2SC945P
645 063 2853 LED HOLDER,FOR LD204
ANT P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
64 614 327 8658 ASSY,PWB,ANT COIL(Only initial)
L0003 645 063 3294 ROD ANT
RB001 645 063 3522 2P J WIRE AWG28 1533,
TO MAIN BD CN01
KEY P.W.BOARD ASSY
REF.NO. PART NO. DESCRIPTION
65 614 327 8665 ASSY,PWB,KEY(Only initial)
RB207 645 063 2600 3P J WIRE AWG26,
TO CTL BD CN207
TA001 645 060 4874 SW TACT,VOL-
TA002 645 060 4874 SW TACT,VOL+
TA003 645 060 4874 SW TACT,BASS
TA004 645 060 4874 SW TACT,SOUND
TA005 645 060 4874 SW TACT,FUNCTION
TA006 645 060 4874 SW TACT,SNOOZE
CN817 645 060 5055 2P CONNECTOR,
TO CLOSE SW LEAF
CN818 645 063 2464 2P CONNECTOR,TO MTR BD RB818
D8001 645 063 2662 IC TL431,VOLT. REGULATOR
D8002 645 063 2662 IC TL431,VOLT. REGULATOR
D8005 645 060 4775 DIODE 1N4148
D8006 645 060 4775 DIODE 1N4148
I8001 645 063 2402 IC TC94A02F-005,
IC8001 CMOS DIGITAL IC
I8002 645 063 2426 IC TC74HC14AFN,IC8002
I8003 645 063 2419 IC UT621024SC-70LL,IC8003
I8004 645 063 2389 IC REG1117,IC8004
IC801 645 063 2396 IC TA2153FN,
RF AMP DIGIT.SERV CD
IC802 645 060 5031 IC TC9462F,
DIGITAL SERVO SINGLE
IC803 645 063 2655 IC TA2092N,PWR DRIVE
IC804 645 060 5413 IC TA7291S
L0801 645 060 4812 CHOKE COIL 100UH
L0802 645 060 4812 CHOKE COIL 100UH
L0805 645 060 4805 CHOKE COIL 10UH
L0806 645 063 2518 BEAD FERRITE 100MHZ
L0807 645 063 2518 BEAD FERRITE 100MHZ
L0808 645 060 4812 CHOKE COIL 100UH
L8001 645 063 2259 INDUCTOR 47UH
L8002 645 063 2259 INDUCTOR 47UH
L8003 645 063 2259 INDUCTOR 47UH
L8004 645 063 2259 INDUCTOR 47UH
L8006 645 063 2259 INDUCTOR 47UH
N8001 645 063 3676 4P J WIRE AWG30 1571,CN8001
N8002 645 063 2440 5P CONNECTOR,CN8002
Q0801 645 060 4867 TR 2SA952
Q0804 645 060 4843 TR 2SC2001L
Q0805 645 063 2457 TR 2SC1623
Q0806 645 063 2457 TR 2SC1623
Q8001 645 060 4829 TR 2SC945P
Q8002 645 060 4829 TR 2SC945P
Q8003 645 060 4829 TR 2SC945P
Q8005 645 060 4829 TR 2SC945P
TP801 645 063 3799 TEST PIN 1MM,FEO
TP802 645 063 3799 TEST PIN 1MM,RFO
TP803 645 063 3799 TEST PIN 1MM,TEO
TP804 645 063 3799 TEST PIN 1MM,VRO
XL801 645 060 6519 CRYSTAL 16.9344MHZ
ZD801 645 060 4898 ZENER DIODE 4.6V
ZD802 645 060 4898 ZENER DIODE 4.6V
645 063 3584 HEAT SINK,FOR CD PCB IC803
REF.NO. PART NO. DESCRIPTION

- 8 -
IC BLOCK DIAGRAM & DESCRIPTION
IC101 TA2104B (Tuner) IC501 TA8227P (Power Amp.)
IC151 TC9257F (Tuner PLL)
RF
GND
FM
RF OUT
FM
RF IN
RF
Vcc
AM
LOW
CUT
MIX
OUT
FM
OSC
AM
RF IN AM OSC ST LED
OSC
OUT
Vcc AM
IF IN FM IF IN GND
IF
REQ DEV OUT LPF1AF IN LPF2
AGC QUAD R-OUT L-OUT
24 21 20 19 18 17 16 15 14 132223
145678910111232
AM
OSC
FM
OSC
AM
MIX
LEVEL
DET AM
DET FM DET
FM
MIX AGC
BUFF
FMRF
BUFF
ST
1/8
SW
IF
BUFF
AF
BUFF
FMIFAMIF
AF
IF
REQ
ST/MO
FM/AM
MJTE
VCO
DIVIDE DECODE
2 MODULUS
PRESCALER 4bit SWALLOW COUNTER POWER ON RESET
TRI-STATE
BUFFER
TRI-STATE
BUFFER
OUTPUT PORT
ADDRESS
DECODER
OSC
CIRCUIT
PHASE
COMPARATOR
12bit PROGRAMMABLE COUNTER
20bit BINARY COUNTER
UNIVERSAL COUNTER CONTROL
REFERENCE COUNTER
24bit REGISTER
24bit SHIFT REGISTER
24bit REGISTER
MAX
1/ 2
UNLOCK
I/O PORT
XT 20 DO21
XT 19 DO12
PERIOD 18 I/O-7/SCIN3
CLOCK 17 I/O-8/IFIN14
DATA 16 I/O-9/IFIN25
OT-1 15 GND6
OT-2 14 FMIN7
OT-3 13 AMIN8
129
1110
OT-4 VDD
I/O-5/CLK I/O-6
TC9257P, TC9257F
Top View
DIP-20PIN / SOP-20PIN
XT 16 DO2/OT-41
XT 15 DO12
PERIOD 14 I/O-5/IFIN13
CLOCK 13 I/O-6/IFIN24
DATA 12 GND5
OT-1 116
OT-2 10 AMIN7
OT-3 9 VDD
FMIN
8
TC9256P, TC9256F
Top View
DIP-16PIN / SOP-16PIN
TEST
GATE AMP
AMP
AMP
OT-4
OT-4
OT-1 OT-3
OT-2 OT-4
RESET
PSC
MODE LFFM
HFFMH
FML
XT
1ms
1ms
OSC
4
8
24 22
10
5
5
4
4
15
12
4
DO1
I / O-5 / CLK
I / O-6
I / O-7 / SCIN
DO2
(DO2 / OT-4)
I / O-9 / IFIN2
(I / O-6 / IFIN2)
I / O-8 / IFIN1
(I / O-5 / IFIN1)
GNDVDD
FMIN
AMIN
XT
XT
DATA
CLOCK
PERIOD
(Note) Mark terminals are not existence inTC9256P, TC9256F.
Terminal name of TC9256P, TC9256F is shown in parentheses.
Others are common terminals.

- 9 -
IC BLOCK DIAGRAM & DESCRIPTION
IC401 TDA7440D (VOLUME TONE CTL)IC8002 TC74HC14AFN (Gate)
PROTECTOR
CIRCUIT
(TSD)
REG OUT1
OUT2
VS
Vref
7 / 2 / 11 4 / 8 / 5
5 / 9 / 7 6 / 1 / 9 1 / 5 / 1
TA7291P / TA7291S / TA7291F
10 / 3 / 13
2 / 7 / 4
8 / 6 / 15
Vcc
IN2 GNDIN1
P
7
8
4
1
5
6
2
10
F
11
15
5
1
7
9
4
13
FUNCTIONAL DESCRIPTION
Supply voltage terminal for Logic
Supply voltage tarminal for Motor driver
Supply voltage terminal for control
GND terminal
Input terminal
Input terminal
Output terminal
Output terminal
SYMBOL
Vcc
Vs
Vref
GND
IN1
IN2
OUT1
OUT2
PIN No.
S
2
6
8
5
9
1
7
3
PIN FUNCTION
IC804 TA7291S (Bridge Driver)