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Sony CDX-805 Service Manual
Sony CDX-805 Service Manual

Sony CDX-805 Service Manual

Compact disc changer
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SERVICE MANUAL
Ver 1.1 2001.08
System
Laser diode properties
Frequency respones
Wow and flutter Below the measurable limit
Signal-to-noise ratio
Outputs
Current drain
Sony Corporation
9-925-522-12
2001H0500-1
e Vehicle Company
C 2001.8
Shinagawa Tec Service Manual Production Group
Photo: Except US model
SPECIFICATIONS
Compact disc digital audio system
Material: GaAlAs
Wavelength: 780 nm
Emission Duration: Continuous
Laser Output Power: Less than
44.6 µW*
* This output is the value
measured at a distance of 200
mm from the objective lens
surface on the Optical Pick-up
Block.
5–20,000 Hz
99 dB
Optical digital output
BUS control output (8 PIN)
Analog audio output (RCA PIN)
800 mA (during CD playback)
800 mA (during loading or
ejecting a disc)
CDX-805
Model Name Using Similar Mechanism
CD Drive Mechanism Type
Optical Pick-up Name
Operating temperature
–10°C to +55°C (14°F to 131°F)
Approx. 262 × 90 × 181.5 mm
Dimensions
× 3
× 7
(10
3
/
5
/
1
/
in.) (w/h/d)
8
8
4
not incl. projecting parts and
controls
Mass
Approx. 2.1 kg (4 lb. 10 oz.)
Power requirement
12V DC car battery (negative
ground)
Supplied accessories
Disc magazine (1)
Parts for installation and
connections (1 set)
Design and specifications subject to change without
notice.
COMPACT DISC CHANGER
US Model
Canadian Model
AEP Model
UK Model
E Model
NEW
MG-250A-137
KSS-521A/J2RP
– Continued on next page –

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Summary of Contents for Sony CDX-805

  • Page 1 CDX-805 SERVICE MANUAL US Model Canadian Model AEP Model Ver 1.1 2001.08 UK Model E Model Photo: Except US model Model Name Using Similar Mechanism CD Drive Mechanism Type MG-250A-137 Optical Pick-up Name KSS-521A/J2RP SPECIFICATIONS System Compact disc digital audio system...
  • Page 2 OPERATION. REPLACE THESE COMPONENTS WITH DE FONCTIONNEMENT. NE REMPLACER CES COM- SONY PARTS WHOSE PART NUMBERS APPEAR AS POSANTS QUE PAR DES PIÈCES SONY DONT LES SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY. NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
  • Page 3 DISC MAGAZINE GETTING OUT PROCEDURE ON THE POWER SUPPLY IS OFF Remove the CASE (LOWER) assembly beforehand 1) Press the lever (stop) assy to arrow direction. 2) Removal the magazine assy. Note: Take out the magazine only when the tray is completely within the magazine.
  • Page 4 SECTION 1 This section is extracted from instruction manual. GENERAL – 4 –...
  • Page 5 – 5 –...
  • Page 6 – 6 –...
  • Page 7 SECTION 2 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. COVER (UPPER), FRONT PANEL ASS’Y 1 screw 1 screw (PTT2.6 × 6) (PTT2.6 × 6) 3 lever (FL) 2 case (upper) 1 screw 1 screw (PTT2.6 × 6) (PTT2.6 ×...
  • Page 8 JACK BOARD, DIGITAL OUT BOARD 1 connector (CN902) 1 connector (CN801) Remove the jack board of the arrow. 2 screw (BVTT2.6 × 5) 3 jack board 5 digital out board 4 screw (BVTT2 × 6) MAIN BOARD 1 main flexible board 6 three screws (CNJ12) (ground)
  • Page 9 ELEVATOR MOTOR ASS’Y (M104) 1 screw (P2 × 2.2) 2 bracket (ELV motor) 3 elevator motor ass’y ESCUTCHEON 3 two claws 2 Remove the claw of the arrow A . 4 Remove the ditch of the arrow B . 5 Remove the escutcheon of the arrow C .
  • Page 10 CASE (UPPER) ASS’Y 3 Remove the edge of the arrow A . 1 three screws (B2 × 3) 1 two screws (B 2 × 3) 4 Remove the case (upper) ass’y of the arrow B . 1 screw (B2 × 3) CHASSIS ASS’Y 3 chassis ass‘y 1 two polyethylene washers...
  • Page 11 RF BOARD 2 two screws 1 OP flexible board (P2 × 2.5) (CNJ11) 3 screw (P2 × 3) 4 RF board 5 connector (CNP52) 5 two connectors (CNP11, 503) SLED MOTOR ASS’Y (M102), OPTICAL PICK-UP (KSS-521A/J2RP) 2 sled motor ass‘y 1 two screws (P2 ×...
  • Page 12 SW BOARD, SPINDLE MOTOR ASS’Y (M101) 8 two screws (P1.7 × 2.2) 3 spring (chucking) 6 retainer (disc) 1 screw 4 screw (P2 × 2.2) (P2 × 2.2) 5 bracket (CP) 9 Remove the spindle motor ass‘y (M101) 2 SW board of the arrow.
  • Page 13 SECTION 3 ELECTRICAL ADJUSTMENTS Note: • Tracking Offset Check 1. Perform adjustments as given. 2. Be sure to use the disc “YEDS-18” parts code: 3-702-101-01, [RF BOARD] – Conductor Side – but only when indicated. oscilloscope 3. Power supply voltage: DC14.4 V (more than 3A). CNJ12 •...
  • Page 14 • When gain is lowered... • FOCUS GAIN ADJUSTMENT The set does not play because of no focus operation. (COARSE ADJUSTMENT) • When gain is highered... This adjustment is to be performed when replacing the following Operation noise is heard due to a scratch or a dust, then operation parts.
  • Page 15 X601 GTOP 8 GTOP 12 EE.DATA GAIN 16MHz FE_O SW801 7 RFCK RFCK A/D.SW 56 IC302 XROF 6 XROI SONY BUS INTERFACE IC402 IC202 DRAM EEPROM 5 C4M ANALOG DIGITAL IC51 11 SCK 4CH.SERVO DRIVER WFCK 3 WFCK 10 SI...
  • Page 20 • Waveforms 1 IC101 @¶ (MDP) 5 IC101 &¢ (WFCK) 9 IC401 !¶ (BCK) 2.5 Vp-p 6.8 Vp-p 6.1 Vp-p 7.6 µsec 91 µsec 472 nsec 2 IC101 $ª (WDCK) 6 IC101 *ª (XTAI) !º IC401 !£ (WDCI) 6.4 Vp-p 5.7 Vp-p 3.4 Vp-p 59 nsec...
  • Page 21 • IC Block Diagrams – MAIN Section – IC101 CXD2530Q 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 LRCK WDCK ASYE...
  • Page 22 IC302 BA8272F-E2 IC401 CXD2522Q 51 50 49 48 47 XWIH CPU I/F RESET ADDRESS MONITOR SWITCH XRAS DRAM WRITE BASE COUNTER XQOK READ BASE COUNTER SELECTOR TIMING C176 GEN. GSCR DATA LINKING DIGITAL SCOR CONTROL DOUT 1 2 3 4 5 6 7 8 9 10 IC402 M5M44400BTP-7 IC601 AK4321-VF-E2...
  • Page 23 IC502 CXK58257BM-10LL-T6 28 VCC 26 A13 25 A8 MEMORY LEVEL 23 A11 BUFFER MATRIX SHIFT DECODER 512X512 22 OE 21 A10 I/O GATE 20 CE LEVEL BUFFER COLUMN SHIFT DECODER 19 I/O8 18 I/O7 17 I/O6 I/O5 I/O1 I/O4 LEVEL I/O2 BUFFER I/O BUFFER...
  • Page 24 Output of emphasis mode for disc playing “L” : on Selection of fast speed dubbing “L” : Fast speed GRSCOR Input of GRSCOR from CXD2522Q (CI401) D/A. RESET Output of reset signal to D/A converter (IC601) Input of serial clock signal from SONY bus interface (IC302) – 35 –...
  • Page 25 Not used C. OUT Input of track counting signal BUS. ON Input of BUS ON control signal from SONY bus interface (IC302) “H” : Bus on A/D. SW Input of digital/analog audio switching signal “L” : Digital output MCLK Input of magazine eject completion detect switch (SW201) “L” : Eject completed ELV.
  • Page 26 MAIN BOARD IC501 CXP83413-035Q (CD-TEXT DECODER) Pin No. Pin Name Function 1, 2 – Not used (open) Not used (Fixed at “L”) “Request to send” signal to the system controller (IC201) CCLK Input of command clock signal from the system controller (IC201) Input of command data from the system controller (IC201) Output of command data to the system controller (IC201) SCLK...
  • Page 27 SECTION 5 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by mark ! or dotted line with mark ! are may have some difference from the original are seldom required for routine service.
  • Page 28 (2) MECHANISM DECK SECTION-1 (MG-250A-137) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-965-759-01 WASHER, POLYETHYLENE * 57 3-011-998-01 BRACKET (STOPPER UPPER) * 52 X-3373-239-1 SLIDER (R) ASSY * 58 3-010-240-01 SLIDER (L) 3-010-244-01 SPRING (STOPPER. UPPER) 3-011-997-01 SPRING (STOPPER LOWER) * 54 X-3373-243-1 CASE (UPPER) ASSY...
  • Page 29 Ver 1.1 (3) MECHANISM DECK SECTION-2 (MG-250A-137) M104 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 101 X-3373-223-1 CASE (LOWER) ASSY 3-010-249-01 GEAR (ELV 3) 3-010-266-01 SPRING (STOP LEVER), TENSION * 111 3-016-916-01 BRACKET (WORM RETAINER) * 103 3-010-250-01 BRACKET (ELV MOTOR) * 112...
  • Page 30 (4) MECHANISM DECK SECTION-3 (MG-250A-137) M103 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 151 3-010-269-01 BRACKET (LOAD MOTOR) * 161 3-010-243-01 BRACKET (CP) * 152 X-3373-230-1 BASE (WORM) ASSY 3-736-073-01 SLIDER, POLYETHYLENE * 153 3-010-270-01 COVER (MOTOR L) 3-010-251-01 ARM (CONVERSION AB) 3-321-813-01 WASHER, COTTER POLYETHYLENE...
  • Page 31 (5) MECHANISM DECK SECTION-4 (MG-250A-137) M101 M102 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3373-229-1 BASE (SLED) ASSY 3-010-261-01 SHAFT (GUIDE S) 3-010-258-01 GEAR (SLED MID) ! 209 8-820-010-05 OPTICAL PICK-UP KSS-521A/J2RP 3-573-936-00 STOPPER, REEL 1-664-626-11 OP FLEXIBLE BOARD A-3291-958-A SHAFT (SLED) ASSY 3-010-262-01 DETENT (SLED)
  • Page 32 0.1uF < CONNECTOR > C303 1-163-038-00 CERAMIC CHIP 0.1uF C304 1-163-009-11 CERAMIC CHIP 0.001uF CN901 1-779-077-11 PLUG, CONNECTOR (SONY BUS/AUDIO OUT) C305 1-163-029-11 CERAMIC CHIP 0.0047uF CN902 1-770-621-21 PIN, CONNECTOR 4P C306 1-109-982-11 CERAMIC CHIP CN903 1-779-321-11 CONNECTOR, FPC 16P...
  • Page 33 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C309 1-125-701-11 CAPACITOR 0.047F 5.5V D302 8-719-422-64 DIODE MA8062-M C310 1-104-953-11 ELECT 47uF D303 8-719-422-64 DIODE MA8062-M C311 1-164-505-11 CERAMIC CHIP 2.2uF D304 8-719-975-40 DIODE RB411D C312 1-115-650-11 ELECT 47uF D305...
  • Page 34 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC604 8-759-243-19 IC TC7SU04F R303 1-216-689-11 METAL CHIP 0.5% 1/10W R304 1-216-089-00 METAL GLAZE 1/10W < COIL > R305 1-216-057-00 METAL CHIP 2.2K 1/10W R306 1-216-077-00 METAL CHIP 1/10W L601 1-410-381-11 INDUCTOR CHIP 10uH...
  • Page 35 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < VIBRATOR > 1-163-038-00 CERAMIC CHIP 0.1uF X201 1-767-261-21 VIBRATOR, CERAMIC (8MHz) 1-104-914-11 TANTAL. CHIP 22uF X501 1-767-510-21 VIBRATOR, CERAMIC (10MHz) X601 1-767-366-21 VIBRATOR, CERAMIC (16MHz) < JACK > ************************************************************* CNJ11 1-778-776-21 CONNECTOR, FPC 17P...
  • Page 36 Ver 1.1 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-216-849-11 METAL CHIP 220K 1/16W MISCELLANEOUS 1-216-846-11 METAL CHIP 120K 1/16W ************* 1-216-837-11 METAL CHIP 1/16W 1-216-847-11 METAL CHIP 150K 1/16W 1-664-796-11 JACK FLEXIBLE BOARD 1-216-834-11 METAL CHIP 1/16W 1-664-627-11 MAIN FLEXIBLE BOARD ! 209...
  • Page 37 CDX-805 Ref. No. Part No. Description Remark PARTS FOR INSTALLATION AND CONNECTIONS ************************************** 3-011-778-01 BRACKET (705) * 502 X-3369-824-1 SCREW ASSY 7-682-962-01 SCREW +PSW 4X10 Not supplied 1-590-874-11 CORD, CONNECTION (RCA PIN CORD 5.5m) 1-590-519-21 CORD (WITH CONNECTOR) (BUS CABLE 5.5m) ×...
  • Page 38 CDX-805 US Model Canadian Model SERVICE MANUAL AEP Model UK Model E Model SUPPLEMENT-1 File this supplement with the service manual. Subject: 1. Installation 2. Mechanical Adjustments 3. Board Modification (ECN-CS710037) TABLE OF CONTENTS 1. Installation ..............2 2. Mechanical Adjustments .........
  • Page 39 1. INSTALLATION Note: Follow the assembly procedure in the numerical order given. OPTICAL PICK-UP COMPLETE ASS’Y 1 Move the lever (LOCK 3) in direction A , and return it a little in direction B from the position where the chuck plate is moved down chuck plate to the lower limit.
  • Page 40 OPERATION CHECK 1 Confirm that the slider moves in direction C to move down the chuck plate if the gear (LOAD 1) is rotated in direction A or the chuck plate moves up and the slider moves in direction D if the gear is rotated in direction B .
  • Page 41 SLIDER (L) 1 Move the lever (STOP) ass’y in direction A until it gets stopped. 3 washer 2 slider (L) SLIDER (R) 4 polyethyelene slider 1 slider (R) 3 washer 5 polyethyelene washer case (lower) ass’y 2 Engage the slots of slider (R) with the shafts.
  • Page 42 ADJUSTING PHASE OF SLIDERS (L, R) 1 Sliding the sliders (L, R) in the arrow direction, meet holes a and b of the sliders (L, R) with holes c and d of the case (LOWER) ass’y. slider (R) slider (L) case (LOWER) ass’y GEAR (ELV2) / (ELV3) 4 retaining ring...
  • Page 43 1 to 10 with the set placed vertically and horizontally respectively to confirm that the elevator shaft posi- tions in a range between comb teeth A to B. CDX-805 comb tooth at address 6 comb tooth at address 6...
  • Page 44 3. BOARD MODIFICATION 3-1. NEW/FORMER DISCRIMINATION [RF BOARD] – Conductor Side – [JACK BOARD] – Conductor Side – Former : 1-664-629-11 : 1-664-629-12 Former : 1-664-797-11 : 1-664-797-12 [MAIN BOARD] – Component Side – [DIGITAL BOARD] – Conductor Side – Former : 1-664-798-11 : 1-664-798-12 Former : 1-664-795-11...
  • Page 45 CDX-805 MEMO – 8 –...
  • Page 49 1-163-038-00 CERAMIC CHIP 0.1uF < CONNECTOR > C302 1-163-038-00 CERAMIC CHIP 0.1uF C303 1-163-038-00 CERAMIC CHIP 0.1uF CN901 1-779-077-11 PLUG, CONNECTOR (SONY BUS/AUDIO OUT) C304 1-163-009-11 CERAMIC CHIP 0.001uF 10% CN902 1-770-621-21 PIN, CONNECTOR 4P C305 1-163-029-11 CERAMIC CHIP 0.0047uF CN903...
  • Page 50 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C308 1-163-038-00 CERAMIC CHIP 0.1uF D306 8-719-801-78 DIODE 1SS184 C309 1-125-701-11 CAPACITOR 0.047F 5.5V D307 8-719-422-64 DIODE MA8062-M C310 1-104-953-11 ELECT 47uF D308 8-719-801-78 DIODE 1SS184 C311 1-164-505-11 CERAMIC CHIP 2.2uF D309...
  • Page 51 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q301 8-729-027-31 TRANSISTOR DTA124EKA-T146 R401 1-216-033-00 METAL CHIP 1/10W Q302 8-729-230-49 TRANSISTOR 2SC2712-YG R402 1-216-105-00 METAL GLAZE 220K 1/10W Q303 8-729-016-11 TRANSISTOR 2SD1507M Q304 8-729-901-00 TRANSISTOR DTC124EK R403 1-216-033-00 METAL CHIP 1/10W...
  • Page 52 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-164-227-11 CERAMIC CHIP 0.022uF 10% 1-111-253-11 TANTAL. CHIP 100uF 6.3V < RESISTOR > 1-163-038-00 CERAMIC CHIP 0.1uF 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 1-216-843-11 METAL CHIP 1/16W 1-216-839-11 METAL CHIP 1/16W 1-107-823-11 CERAMIC CHIP 0.47uF...
  • Page 53 Ref. No. Part No. Description Remark < SWITCH > SW11 1-762-946-11 SWITCH, PUSH (1 KEY) (LOAD IN) SW12 1-762-946-11 SWITCH, PUSH (1 KEY) (LOAD OUT) ************************************************************ 1-664-104-11 SW BOARD ******** < SWITCH > 1-572-688-11 SWITCH, PUSH (1 KEY) (LIMIT) – 25 –...
  • Page 54 CDX-805 MEMO – 26 –...
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  • Page 56 – 2 –...
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  • Page 58 CDX-805 MEMO – 4 –...
  • Page 59 CDX-805 US Model Canadian Model SERVICE MANUAL AEP Model UK Model E Model SUPPLEMENT-3 File this supplement with the service manual. Subject: Mechanism Deck Modification (MG-250C-137) (ENG-98014) The mechanism deck was changed from MG-250B-137 to MG-250C-137. At the same time, main, jack and digital out boards were been changed.
  • Page 60 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • The mechanical parts with no reference num- The components identified by mark ! or dotted line with mark may have some difference from the original ber in the exploded views are not supplied. ! are critical for safety.
  • Page 61 (3) MECHANISM DECK SECTION-2 (MG-250C-137) M104 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-024-170-01 SPRING (SB), TENSION X-3375-498-1 CHASSIS (D) SUB ASSY * 102 3-024-172-01 BRACKET (EVM) M104 A-3301-123-A ELJ MOTOR ASSY (ELEVATOR) – 3 –...
  • Page 62 (4) MECHANISM DECK SECTION-3 (MG-250C-137) M103 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 151 3-024-150-01 RETAINER (CHM) 3-010-268-01 SPRING (DH), TENSION * 152 X-3375-445-1 BRACKET (CHM) ASSY * 161 A-3290-194-D CHASSIS (EVY) (MAIN) ASSY 3-010-270-01 COVER (CHM) 3-010-254-01 SHAFT (ROTARY PREVENTION C) 3-321-813-01 WASHER, COTTER POLYETHYLENE...
  • Page 65 Continued from page 4. (5) MECHANISM DECK SECTION-4 (MG-250C-137) not supplied M101 not supplied M102 The components identified by Les composants identifiés par une mark ! or dotted line with marque ! sont critiques pour la mark ! are critical for safety. sécurité.
  • Page 66 1-163-029-11 CERAMIC CHIP 0.0047uF C306 1-109-982-11 CERAMIC CHIP < CONNECTOR > C307 1-164-505-11 CERAMIC CHIP 2.2uF CN901 1-779-077-11 PLUG, CONNECTOR (SONY BUS, AUDIO OUT) C308 1-163-038-00 CERAMIC CHIP 0.1uF CN902 1-770-621-21 PIN, CONNECTOR 4P C309 1-125-701-11 DOUBLE LAYER 0.047F 5.5V...
  • Page 67 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C318 1-115-651-11 ELECT 100uF < FERRITE BEAD > C319 1-104-953-11 ELECT 47uF C320 1-163-038-00 CERAMIC CHIP 0.1uF FB401 1-500-445-21 FERRITE C321 1-115-650-11 ELECT 47uF FB402 1-500-445-21 FERRITE C322 1-163-009-11 CERAMIC CHIP 0.001uF...
  • Page 68 CDX-805 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R613 1-216-069-00 METAL CHIP 6.8K 1/10W R107 1-216-121-00 RES, CHIP 1/10W R108 1-216-073-00 METAL CHIP 1/10W R109 1-216-097-00 RES, CHIP 100K 1/10W R614 1-216-025-00 RES, CHIP...
  • Page 69 CDX-805 MEMO...
  • Page 70 CDX-805 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2001.08...