Pioneer FH-P8800 Service Manual

Pioneer FH-P8800 Service Manual

Multi-cd control dsp high power cd cassette player with fm/am tuner
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Service
Manual
MULTI-CD CONTROL DSP HIGH POWER CD CASSETTE PLAYER WITH FM/AM TUNER
FH-P8800
- This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-631
CRT1640
CX-916
CRT2300
- Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.
CONTENTS
1. SAFETY INFORMATION ............................................2
2. EXPLODED VIEWS AND PARTS LIST .......................3
4. PCB CONNECTION DIAGRAM ................................38
5. ELECTRICAL PARTS LIST ........................................60
6. ADJUSTMENT..........................................................73
PIONEER CORPORATION
PIONEER ELECTRONICS SERVICE INC.
PIONEER ELECTRONIC [EUROPE] N.V.
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 1999
Mech. Module Remarks
2L
Cassette Mech. Module:Circuit Description, Mech.Description, Disassembly
S8
CD Mech. Module:Circuit Description, Mech.Description, Disassembly
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
7. GENERAL INFORMATION .......................................78
7.1 DIAGNOSIS ........................................................78
7.1.1 TEST MODE ..............................................78
7.1.2 DISASSEMBLY .........................................82
7.1.3 PCB LOCATIONS ......................................89
7.2 PARTS .................................................................90
7.2.1 IC................................................................90
7.2.2 DISPLAY ..................................................104
8. OPERATIONS AND SPECIFICATIONS...................105
K-ZZS. OCT. 1999 Printed in Japan
ORDER NO.
CRT2413
UC,ES

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Summary of Contents for Pioneer FH-P8800

  • Page 1: Table Of Contents

    PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 1999 K-ZZS. OCT. 1999 Printed in Japan...
  • Page 2: Safety Information

    FH-P8800 - CD Player Service Precautions 2. During disassembly, be sure to turn the power off 1. For pickup unit(CXX1285) handling, please refer since an internal IC might be destroyed when a con- to"Disassembly"(Page 82). nector is plugged or unplugged.
  • Page 3: Exploded Views And Parts List

    FH-P8800 2. EXPLODED VIEWS AND PARTS LIST 2.1 PACKING...
  • Page 4 9 Contain Box See Contrast table(2) 10 Microphone Assy CPM1022 11 Protector(front) CHP2229 (2) CONTRAST TABLE FH-P8800/UC and FH-P8800/ES are constructed same except for the following: Part No. Mark No. Symbol and Description FH-P8800/UC FH-P8800/ES 6-1 Owner's Manual CRD3127 CRD3129...
  • Page 5 FH-P8800 2.2 EXTERIOR...
  • Page 6 FH-P8800...
  • Page 7 FH-P8800 (1) EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BMZ20P025FMC 46 Connector(CN852) CKS3124 2 Screw BMZ26P160FMC 47 Plug(CN801) CKS3539 3 Screw BPZ20P140FZK 48 Connector(CN751) CKS3781 4 Screw BSZ26P060FMC 49 Connector(CN701) CKS3802...
  • Page 8 FH-P8800 Mark No. Description Part No. Mark No. Description Part No. 91 Gear CNV5815 141 Button(CROSS) CAC6288 92 Guide CNV6008 142 Button(ATT) CAC6289 93 Gear CNV5655 143 Button(D) CAC6291 94 Chassis Unit CAC6292 See Contrast table(2) Button(DISPLAY,SCROLL,BAND) 95 Frame Unit...
  • Page 9 FH-P8800 (2) CONTRAST TABLE FH-P8800/UC and FH-P8800/ES are constructed same except for the following: Part No. Mark No. Symbol and Description FH-P8800/UC FH-P8800/ES 19 Cap Not used CNV2680 20 CD Power Unit CWM6725 CWM6726 31 Cord Not used CDE6103 38 Audio Amp Unit...
  • Page 10 FH-P8800 2.3 CD MECHANISM MODULE...
  • Page 11 FH-P8800 - CD MECHANISM MODULE SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Control Unit CWX2358 46 Sheet CNM6215 2 Connector(CN802) CKS2192 47 Ball CNR1189 3 Connector(CN801) CKS2193 48 Belt CNT1086 4 Connector(CN701) CKS2771...
  • Page 12 FH-P8800 2.4 CASSETTE MECHANISM MODULE...
  • Page 13 FH-P8800 - CASSETTE MECHANISM MODULE SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. 1 Screw BSZ20P040FMC 36 Worm Wheel ENV1440 2 Washer CBE1037 37 Gear ENR1028 3 Washer CBF1038 38 Lever ENV1442 4 Washer CBG1003...
  • Page 14: Block Diagram And Schematic Diagram

    FH-P8800 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM DECK UNIT FM FRONT END CN201 CN252 CN251 TAPE EQUALIZER IC251 LOUT HA12163 TAPE-L ANTENNA VR301 VREF Q271 Q201 Q204 B.UP AM RF AM RF AGC Q351 FM/AM TUNER Q352...
  • Page 15 FH-P8800 AUDIO AMP UNIT Q1903 BSENS bsens FM/AM 1ST IF 10.7MHz CF52 CF53 FM MPX BACKUP T51 Q51 CF51 Q1906 TUNPDO SYSTEM CONTROLLER ASENS TUNPCE2 DI/DO asens PM4008A IC601(2/2) TUNPCK PE5028A Q1905 TUNPCE1 ISENS isens MIXER. IF AMP DET COMP...
  • Page 16 FH-P8800 3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS LIST”. Large size SCH diagram GRILL AUDIO AMP UNIT Guide page C811 4R7/16 Detailed page DRIVE MECH.
  • Page 17 FH-P8800 LLE SECTION FAN MOTOR REGULATOR UC MODEL INVERTER ILLUMI. REGULATOR CD,MD:9.4dBs TAPE:-4.6dBs FM:-6.6dBs AM:-9.6dBs CD,MD:35.4dBs TAPE:21.4dBs FM:19.4dBs AM:16.4dBs UC MODEL Not used ES MODEL...
  • Page 18 FH-P8800...
  • Page 19 FH-P8800...
  • Page 20 FH-P8800...
  • Page 21 FH-P8800...
  • Page 22 FH-P8800 3.2 FM/AM TUNER UNIT FM/AM TUNER UNIT Voltage of IC Terminals Mark Band Input Level None – – 0dBf 65dBf F125 125dBf 0dBµ 74dBµ A125 125dBµ...
  • Page 23 FH-P8800...
  • Page 24 FH-P8800 3.3 CD POWER UNIT CD POWER UNIT...
  • Page 25 FH-P8800 CD MECHA. MODULE...
  • Page 26 FH-P8800 3.4 GRILLE PCB(A),(B),FLAP PCB UNIT CEL1618 GRILLE PCB(A) 3.77MHz S-80734ANDYI CASNS MA110 C982 2R2 CN801 D E F...
  • Page 27 FH-P8800 GRILLE PCB(B) FLAP PCB UNIT GRILLE PCB UNIT Consists of GRILLE PCB(A) GRILLE PCB(B) SBX8035-H FLAP PCB UNIT TAPEEJ SOURCE...
  • Page 28 FH-P8800 3.5 DSP UNIT CN751 CONNECTOR PIN...
  • Page 29 FH-P8800 DSP UNIT...
  • Page 30 FH-P8800 3.6 CD MECHANISM MODULE CONTROL UNIT PICKUP UNIT(SERVICE) RF-AMP,SERVO CN101 SWITCHES: CONTROL UNIT S801 : HOME SWITCH..ON-OFF S802 : CLAMP SWITCH..ON-OFF The underlined indicates the switch position. CD DRIVER PHOTO UNIT Q1 CPT230SX-TU Q2 CPT230SX-TU CN802 SPINDLE MOTOR M3 CXB2562...
  • Page 31 FH-P8800 P,SERVO,DSP,DAC SINGLE-CD CONTROLLER...
  • Page 32 FH-P8800 Note:1. The encircled numbers denote measuring pointes in the circuit diagram. 2. Reference voltage REFO:2.5V - Waveforms 1 RFI 1 CH1: RFI 1 CH1: RFI 0.5V/div. 0.5µs/div. 1V/div. 1V/div. 0.5ms/div. 0.5ms/div. 2 CH2: MIRR 2 CH2: MIRR Normal mode: play 5V/div.
  • Page 33 FH-P8800 8 CH1: TE 8 CH1: TE 0 MD 0.2V/div. 0.5V/div. 0.5V/div. 0.1s/div. 20ms/div. 5ms/div. 9 CH2: TD ! CH2: SD 0.2V/div. 0.5V/div. Normal mode: play TEST mode: 100 Tracks jump (FWD) Normal mode: Play (12cm) → REFO → REFO →...
  • Page 34 FH-P8800 ( CH1: R OUT 6 CH1: FE 8 CH1: TE 1V/div. 0.2V/div. 0.2V/div. 0.2ms/div. 1ms/div. 1ms/div. ) CH2: L OUT 9 CH2: TD 3 CH2: FD 1V/div. 0.5V/div. 0.5V/div. Normal mode: Play (1kHz 0dB) Normal mode: During AGC Normal mode: During AGC →...
  • Page 35 FH-P8800...
  • Page 36 FH-P8800 3.7 CASSETTE MECHANISM MODULE DECK UNIT HEAD ASSY EXA1452 CN201...
  • Page 37 FH-P8800 PCB UNIT MOTOR UNIT (MAIN MOTOR) EXA1454 EGN1 EGN1005 MOTOR UNIT (SUB MOTOR) EXA1485 EGN2 EGN3 EGN1006 EGN1006 FWD END REV END SENSE SENSE REEL PCB SWITCHES: PCB UNIT S1:LOAD SWITCH..EJECT-PLAY S2:70µs SWITCH....ON-OFF The underlined indicates the switch position.
  • Page 38: Pcb Connection Diagram

    FH-P8800 4. PCB CONNECTION DIAGRAM AUDIO AMP UNIT 4.1 AUDIO AMP UNIT CORD ASSY ANTENNA NOTE FOR PCB DIAGRAMS 1. The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic diagram.
  • Page 39 FH-P8800 SIDE A REAR(UC MODEL) FRONT SUBWOOFER/ REAR CN1251 CN251...
  • Page 40 FH-P8800 AUDIO AMP UNIT FOPEN FCLOSE...
  • Page 41 FH-P8800 SIDE B...
  • Page 42 FH-P8800 4.2 FM/AM TUNER UNIT SIDE A...
  • Page 43 FH-P8800 SIDE B...
  • Page 44 FH-P8800 4.3 CD POWER UNIT CD POWER UNIT...
  • Page 45 FH-P8800 SIDE A IP BUS CN701 CN701...
  • Page 46 FH-P8800 CD POWER UNIT...
  • Page 47 FH-P8800 SIDE B...
  • Page 48 FH-P8800 4.4 GRILLE PCB(A) GRILLE PCB(A) GRILLE PCB(A) CN904...
  • Page 49 FH-P8800 SIDE A CN906 SIDE B CASNS CN801...
  • Page 50 FH-P8800 4.5 GRILLE PCB(B) GRILLE PCB(B) OPEN CLOSE CDEJ GRILLE PCB(B) CN902 INVERTER UNIT...
  • Page 51 FH-P8800 SIDE A SIDE B...
  • Page 52 FH-P8800 4.6 FLAP PCB UNIT FLAP PCB UNIT SOURC ENCODER VOL DISPLAY LOUD FLAP PCB UNIT CN903...
  • Page 53 FH-P8800 SIDE A OURCE TAPEEJ SCROLL RESET BAND AUDIO FUNC SIDE B...
  • Page 54 FH-P8800 4.7 DSP UNIT SIDE A DSP UNIT...
  • Page 55 FH-P8800 SIDE B DSP UNIT CN751...
  • Page 56 FH-P8800 4.8 CD MECHANISM MODULE SIDE A...
  • Page 57 FH-P8800 SIDE B...
  • Page 58 FH-P8800 4.9 CASSETTE MECHANISM MODULE DECK UNIT CN201 PCB UNIT PCB UNIT SIDE A SIDE B...
  • Page 59 FH-P8800 REEL PCB...
  • Page 60: Electrical Parts List

    FH-P8800 5. ELECTRICAL PARTS LIST NOTES: - Parts whose parts numbers are omitted are subject to being not supplied. - The part numbers shown below indicate chip components. Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS..) CKS.., CCS.., CSZS..=====Circuit Symbol and No.===Part Name Part No.
  • Page 61 CKSRYB103K50 CKSQYB474K16 CKSRYB473K16 CKSYB475K10 CCSRCK2R0C50 CKSRYB223K25 CKSRYB103K50 CKSQYB225K10 CKSRYB104K16 CCSRCH270J50 CKSRYB104K16 CCSRCH270J50 CKSQYB224K16 CKSYB105K16 CEALNP100M10 CKSRYB103K50 CCSRCH151J50 Unit Number: CWM6733(FH-P8800/UC) CKSRYB473K16 Unit Name : Audio Amp Unit CKSRYB682K25 MISCELLANEOUS CEALR68M50 CKSRYB103K50 CKSQYB474K16 BA3131FS CKSQYB474K16 BA3131FS CKSRYB104K16 NJM4558MD NJM4558MD CKSRYB104K16 PAL005A...
  • Page 62 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- 1901 Transistor 2SB1243 RS1/16S473J 1902 Transistor DTC123EK RS1/16S473J 1903 Transistor 2SC2412K RS1/16S333J 1904 Transistor 2SA1586 RS1/16S333J 1905 Transistor DTC114EK...
  • Page 63 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- RS1/16S102J RS1/16S123J RS1/16S102J RS1/10S202J RA3C473J RS1/10S152J RA3C473J RS1/16S473J RA4C222J RS1/16S221J RA4C222J RS1/16S473J RA4C222J RS1/16S473J RS1/16S681J RS1/16S102J RS1/16S222J RS1/16S473J RS1/16S222J...
  • Page 64 CKSYB225K16 CEWAR100M16 1905 CKSQYB473K50 CKSRYB102K50 1906 CKSQYB473K50 CKSRYB102K50 1907 CKSRYB473K16 CKSQYB474K16 1908 CEJA1R0M50 CKSQYB474K16 1909 CKSYB104K50 CEWAR100M16 Unit Number: CWM6734(FH-P8800/ES) CEWAR100M16 Unit Name : Audio Amp Unit CKSRYB102K50 CKSRYB102K50 MISCELLANEOUS CKSQYB474K16 CKSQYB474K16 BA3131FS BA3131FS CKSYB225K16 NJM4558MD CKSRYB183K25 NJM4558MD CKSRYB183K25 PAL005A...
  • Page 65 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- Photo-interrupter GP1S94J Inductor CTF1399 Photo-interrupter GP1S94J Inductor CTF1410 IC 1901 NJM7805FA Inductor CTF1410 IC 1902 TPD1018F Inductor CTF1410 Transistor...
  • Page 66 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- RS1/16S113J RS1/16S162J RS1/16S102J RS1/16S162J RS1/16S102J RS1/16S473J RS1/16S103J RS1/16S472J RS1/16S103J RS1/16S473J RS1/16S103J RA3C681J RS1/16S103J RS1/10S103J RS1/16S203J RS1/10S393J RS1/16S203J RS1/16S473J RS1/16S133J...
  • Page 67 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- RS1/16S221J CEJA1R0M50 RD1/4PU271J CKSYB225K16 1901 RS1/10S473J CEJA100M16 1902 RS1/10S102J CKSYB473K50 1903 RD1/4PU102J CEWAR100M16 1904 RS1/10S223J CEWAR100M16 1905 RS1/10S473J CKSRYB102K50...
  • Page 68 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- CCSQCH101K50 RS1/16S223J CEJA470M10 RS1/16S274J CKSQYB103K50 RS1/16S823J CEJA100M16 RS1/16S274J CKSQYB103K50 CAPACITORS CKSQYB103K50 1901 CKSRYB103K50 CKSRYB391K50 1902 CEJA470M6R3 CKSRYB391K50 1903 470µF/16V...
  • Page 69 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- Switch CSG1127 RS1/10S821J Switch CSG1127 RS1/10S122J Switch CSG1127 RS1/10S182J Switch CSG1127 RS1/10S302J Switch CSG1127 RS1/10S622J Switch CSG1041 RS1/10S223J Switch...
  • Page 70 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- 1242 RS1/10S221J CKSQYB105K16 1243 RA4C221J CKSQYB105K16 1244 RS1/10S0R0J CKSQYB105K16 1245 RS1/16S0R0J CKSQYB105K16 1246 RS1/16S0R0J CKSRYB103K50 1247 RS1/16S0R0J CKSRYB103K50 1261...
  • Page 71 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- 3116 RS1/16S331J IC 3301 PM0009BM 3117 RS1/16S0R0J 3200 Diode MA152WA 3141 RS1/16S473J 3001 Inductor CTF1410 3151 RS1/10S151J 3002 Inductor...
  • Page 72 FH-P8800 =====Circuit Symbol and No.===Part Name Part No. =====Circuit Symbol and No.===Part Name Part No. ------ ------------------------------------------ ------------------------- ------ ------------------------------------------ ------------------------- CCSRCJ3R0C50 RESISTORS CCSRCH221J50 CCSRCH101J50 RS1/8S120J CKSRYB682K25 RS1/8S100J CKSQYB104K16 RS1/16S222J RS1/16S104J CKSRYB104K16 RS1/16S103J CKSQYB104K16 CKSRYB104K16 RS1/16S393J CKSRYB104K16 RS1/16S182J CKSRYB104K16 RS1/16S304J...
  • Page 73: Adjustment

    FH-P8800 6. ADJUSTMENT 6.1 GRILLE,CASSETTE SECTION - Connection Diagram DECK UNIT CN251 Pin3 Pin2 VR302 VR301 Meter (1) CONTRAST VOLTAGE ADJUSTMENT No. Adjustment Point Adjustment Method (Switch Position) VR901 DC V Meter : -2.4V 0.1V ± DOLBY NR ADJUSTMENT No. Test Tape...
  • Page 74 FH-P8800 6.2 CD ADJUSTMENT 1) Precautions 2) Test Mode • This unit uses a single power supply (+5V) for the This mode is used for adjusting the CD mechanism regulator. The signal reference potential, therefore, is module of the device.
  • Page 75 FH-P8800 - Flow Chart Test Mode In Reset SOURCE Sourse CD New test mode BAND Power ON (Adjustment for T.Offset) Power ON RF AMP Gain Select (Not adjustment for T.Offset) 00 00 00 Display 99 99 99 GG GG GG...
  • Page 76 FH-P8800 6.3 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT • Note : The grating angle of the PU unit cannot be adjusted after the PU unit is changed. The PU unit in the CD mechanism module is adjusted on the production line to match the CD mechanism module and is thus the best adjusted PU unit for the CD mechanism module.
  • Page 77 FH-P8800 Ech → Xch 20mV/div, AC Grating waveform Fch → Ych 20mV/div, AC 0° 30° 45° 60° 75° 90°...
  • Page 78: General Information

    FH-P8800 7. GENERAL INFORMATION 7.1 DIAGNOSIS 7.1.1 TEST MODE - Error Messages If a CD is not operative or stopped during operation due to an error, the error mode is turned on and cause(s) of the error is indicated with a corresponding number. This arrangement is intended at reducing nonsense calls from the users and also for facilitating trouble analysis and repair work in servicing.
  • Page 79 FH-P8800 - New Test Mode S-CD plays the same way as before. If an error such as off focus, spindle unlocking, unreadable sub-code, or sound skipping occurs after setup, its cause and time occurred (in absolute time) are displayed. During setup, operational status of the control software (internal RAM: CPOINT) is displayed.
  • Page 80 FH-P8800 (4) Display of Operational Status (CPOINT) during Setup Status No. Contents Protective action CD+5V ON process in progress. None Servo LSI initialization (1/3) in progress. None Servo LSI CRAM initialization in progress. None Servo LSI initialization (2/3) in progress.
  • Page 81 FH-P8800 (5) Display Examples 1) During Setup (When status no. = 11) TRK No. MIN. SEC. 11" 2) During Operation (TOC read, TRK search, Play, FF and REV) The same as in the normal mode. 3) When a Protection Error Occurred Switch to the following displays (A) and (B) using the [BAND] switch: (A) Error occurrence timing display in absolute time.
  • Page 82: Disassembly

    FH-P8800 7.1.2 DISASSEMBLY - Removing the Flap grille 1. While holding the right and left sides of the Flap Grille by hand, pull the flap grille as shown in the figure. Flap Grille 2. While turning the flap grille, level it as shown in the figure.
  • Page 83 FH-P8800 - Removing the Cover 1. Remove the 4 screws. 2. While inserting a flat-bladed screwdriver or something like that into the holes marked with an Cover arrow, release the Cover from the hooks. Grille - Removing the Grille 1. Remove the 4 screws.
  • Page 84 FH-P8800 - Removing the upper block of the CD mech Module upwards, and remove it. module 1. Remove the 4 screws and the connector. Then take out the CD Mechnism Module. (Not shown in the figure). 2. Remove the 7 screws and the Heat Sink.
  • Page 85 FH-P8800 - Removing the Audio amp unit 1. Remove the 4 screws, the 2 connectors and the Holder. 2. Straighten the 5 hooks marked with an arrow, and remove the Audio Amp Unit. Holder Audio Amp Unit - Removing the Upper Frame 1.
  • Page 86 FH-P8800 - Removing the Carriage Mechanism Carriage Mechanism Section 1. Disengage the Carriage Mechanism from the two dampers situated in the front side by driving it up, then disengage and remove the mechanism from the two dampers by driving it up aslant into front side direction.
  • Page 87 FH-P8800 - Removing the LO Arm Assy 1. Remove two Pins to dismount the LO Arm Assy. LO Arm Assy Section Short Pin - Removing the Control Unit and the Spindle Motor 1. Remove from the connector after mounting the Short Spindle Motor pin on the flexible PCB of the pickup unit.
  • Page 88 FH-P8800 - Removing the Pickup Unit 1. Remove two screws and a Shaft. 2. Dismount the Pickup Unit. Pickup Unit Shaft...
  • Page 89: Pcb Locations

    FH-P8800 7.1.3 PCB LOCATIONS CD POWER UNIT CONTROL UNIT FM/AM TUNER GRILLE PCB(B) UNIT AUDIO AMP UNIT DECK UNIT DSP UNIT FLAP PCB UNIT GRILLE PCB(A)
  • Page 90: Parts

    FH-P8800 7.2 PARTS 7.2.1 IC BR9010FV PD6317A PAL005A AK7712AVT PE5028A PM0009BM BA6288FS PD5510A TC7W14FU M5M51016BTP-70LL GP1S94J UPD63710GC S-81250SGUP PE5011C SED1526F0A BA5985FM BR9010FV : Chip select input : Serial data clock input : Serial data input : Serial data output : Write control input...
  • Page 91 FH-P8800 - Pin Functions (PE5028A) Pin No. Pin Name Function and Operation swvdd Power supply output Not used MICSNS Microphone sense input Not used TESTIN Test mode IN/test enable ANTPW Antenna output Not used ENCH Encoder pulse input ENCL Encoder pulse input...
  • Page 92 FH-P8800 Pin No. Pin Name Function and Operation Cassette mechanism forward end sense input stby Drive IC control output Clock adjustment output bsrq1 P-BUS service request output bsrq0 P-BUS service request output BSCK P-BUS serial clock input/output P–BUS serial data input P–BUS serial data output...
  • Page 93 FH-P8800 BA6288FS TC7W14FU DRIVER CONTROL LOGIC POWER SAVE DRIVER GP1S94J COLLECTOR ANODE EMITTER CATHODE S-81250SGUP Reference voltage...
  • Page 94 FH-P8800 - Pin Functions (SED1526F0A) Pin No. Pin Name Function and Operation V1-V5 Multilevel power supply for driving LCD Voltage adjustment +5V power supply VOUT Ascending voltage output CAP2- Ascending voltage capacitor connection CAP2+ Not used CAP1- Ascending voltage capacitor connection...
  • Page 95 FH-P8800 - Pin Functions (PD6317A) Pin No. Pin Name Function and Operation 1-10 Open Write strobe 13-18 Open KEYDT Key data output DPDT Display data input SPCLK Spectrum analyzer clock Open SPDIN Spectrum analyzer data input mon/STE Spectrum analyzer mode...
  • Page 96 FH-P8800 - Pin Functions (AK7712AVT) Pin No. Pin Name Function and Operation TSTI1 Test input 1 OPCL ADC,DAC connection select pdad AD reset control pdda DA reset control Power down Reset input TSTIO1 Test input/output 1 TSTIO2 Test input/output 2...
  • Page 97 FH-P8800 Pin No. Pin Name Function and Operation AOUTR1 DAC1 Rch analog output 1 AOUTL1 DAC1 Lch analog output 1 VRDAL DAC reference voltage input AVSS Analog GND AVDD Analog power supply VRDAH DAC reference voltage input Not used AINR-...
  • Page 98 FH-P8800 - Pin Functions (PD5510A) Pin No. Pin Name Format Function and Operation SPCK Spectrum analyzer clock input Not used Electronic volume strobe output Electronic volume data output Electronic volume clock output CNVSS Connect to Vss MCKRQ Connect to Vss...
  • Page 99 FH-P8800 Pin No. Pin Name Format Function and Operation NOISE Connect Vss AVSS Connect Vss Not used VREF AD select reference voltage input AVCC Analogue power supply MO/ST Spectrum analyzer monaural/stereo switching SPDT Spectrum analyzer data output *PD5510A Format Meaning...
  • Page 100 FH-P8800 - Pin Functions (UPD63710GC) Pin No. Pin Name Function and Operation Logic circuit GND HOLD Defect detection output MIRR MIRR output RFOK signal output Reset signal input Command/parameter identification signal input Data strobe signal input Clock signal input for serial data input/output...
  • Page 101 FH-P8800 Pin No. Pin Name Function and Operation ATEST Test pin RFMODE Use/not use select for internal RF amplifier A.GND Analog circuit GND Focus drive output Tracking drive output Sled drive output Spindle drive output DACO DAC output for adjustment...
  • Page 102 FH-P8800 - Pin Functions(PE5011C) Pin No. Pin Name Format Function and Operation EJTSNS Disc eject position sense input DSCSNS Disc insert position sense input VDSENS VD power supply short sense input TEMP Temperature sense input Not used VSS AVREF A/D reference voltage input...
  • Page 103 FH-P8800 Pin No. Pin Name Format Function and Operation tsck CD-TEXT serial clock output CD-TEXT serial data output CD-TEXT serial data input AVSS A/D GND *PE5011C Format Meaning C MOS BA5985FM Level shift Level shift OUTR OUTF Level shift LOADING DRIVER...
  • Page 104: Display

    FH-P8800 7.2.2 DISPLAY - CAW1552...
  • Page 105: Operations And Specifications

    FH-P8800 8. OPERATIONS AND SPECIFICATIONS...
  • Page 106 FH-P8800...
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  • Page 109 FH-P8800...
  • Page 110 FH-P8800...
  • Page 111 FH-P8800 Specifications General FM tuner(FH-P8800/UC) Power source 14.4 V DC (10.8 – 15.1 V allowable) Frequency range ......87.9 – 107.9 MHz Grounding system ......Negative type Usable sensitivity Max. current consumption ......10.0 A ..10 dBf (1.0 mV/75 W, mono, S/N: 30 dB) Dimensions 50 dB quieting sensitivity 15 dBf (1.7 mV/75 W, mono)

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