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AEP Model UK Model HCD-RXD10AV E Model Australian Model HCD-GRX90AV HCD-GRX90AV/RXD10AV is the tuner, deck, CD and amplifier section Photo: HCD-RXD10AV (E model) in MHC-GRX90AV/RXD10AV. Model Name Using Similar Mechanism HCD-GRX80/RXD8/RXD8S CD Mechanism Type CDM38LH-5BD32L SECTION Base Unit Type BU-5BD32L...
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Laser component in this product is capable of emitting radiation CAUTION Use of controls or adjustments or performance of procedures exceeding the limit for Class 1. other than those specified herein may result in hazardous ra- diation exposure. This appliance is classified as a CLASS 1 LASER product.
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REPLACE THESE COMPONENTS WITH SONY PARTS FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
SAFETY CHECK-OUT TABLE OF CONTENTS After correcting the original service problem, perform the follow- 1. SERVICING NOTE ............5 ing safety checks before releasing the set to the customer: Check the antenna terminals, metal trim, “metallized” knobs, screws, 2. GENERAL ................
SECTION 1 SERVICING NOTE HOW TO OPEN THE DISC TRAY WHEN POWER SWITCH TURNS OFF 1 Remove the Case. 2 Turn the cam to the direction of arrow. 3 Pull-out the disc tray. Note for Installation (ROTARY ENCODER) Note:When attaching the Base unit, Insert the BU cam section A into the groove of BU cam.
SECTION 3 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. 3-1. LOADING PANEL Claws 3 Loading panel assembly 1 Turn the cam to the direction of arrow. 2 Pull-out the disc tray. 3-2. FRONT PANEL 9 Flat type wire (CN132) 8 Flat type wire 2 Screw (BVTT3x6)
3-3. CASSETTE LID AND TAPE MECHANISM 9 Tape mechanism 8 Three screws (BVTP2.6x8) 7 Two screws (BVTP2.6x8) 6 Extension spring 4 Cassette holder (L) assembly Note for installation Portion B 2 Release 3 Cassette holder (R) Portion B assembly Portion A 5 Extension spring Portion A 1 Release...
3-5. DISC TRAY (Perform after removing the front panel.) Note:When installing the Disc tray, pull around the flat type wire to pass through the claw A and claw B , as shown in the figure. 3 Flat type wire (8 core) 4 Two claws 2 Pull-out the disc tray.
SECTION 4 SERVICE MODE MC Cold Reset • The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning the set to the customer. Procedure: 1. Press three buttons p , ENTER/NEXT , and 1/u simultaneously. 2.
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AMS Test Mode • This mode is used for checking the AMS operations of the tape deck. 7-819-039-12 Alignment tape, AMS-110A Procedure: 1. Press the 1/u button to turn the unit ON. 2. Set the tape (AMS-110A). 3. Press the three buttons p , ENTER/NEXT , and DISC 3 button simultaneously. 4.
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• Display when ended abnormally When the tape deck is abnormal: The state when ended abnormally is displayed. The contents of display are the same as that during aging. When the CD player is abnormal: A message indicating that errors such as “CD MEC ERR” have occurred. Check the error contents in the following error history display mode.
SECTION 5 SECTION 6 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS Precaution DECK SECTION 0 dB=0.775V 1. Clean the following parts with a denatured alcohol-moistened swab: 1. Demagnetize the record/playback head with a head damagnetizer. record/playback heads pinch rollers 2. Do not use a magnetized screwdriver for the adjustments. erase head rubber belts 3.
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Tape Speed Adjustment (Deck A) 3. Mode: Playback test tape Note: Set the test mode using the following method and begin tape P-4-A100 (10kHz, –10dB) speed adjustment. oscilloscope In the test mode, the speed will switch to double speed or normal speed each time the HI-DUB button is pressed.
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Record Bias Adjustment (Deck B) Record Level Adjustment (Deck B) Procedure: Procedure: INTRODUCTION INTRODUCTION When set to the test mode performed in Tape Speed Adjust- When set to the test mode performed in Tape Speed Adjust- ment, when the tape is rewound after recording, the “REC memory ment, when the tape is rewound after recording, the “REC memory mode”...
SECTION 7 DIAGRAMS Note: Clear RF signal waveform means that the shape “◊” can be 7-1. CIRCUIT BOARDS LOCATION CD SECTION clearly distinguished at the center of the waveform. Note: RF signal waveform SUB TRANS board (RXD10AV) 1. CD Block is basically constructed to operate without adjustment. VOLT/DIV : 200mV TIME/DIV : 500ns Therefore, check each item in order given.
HCD-GRX90AV/RXD10AV – DECK SECTION – PB A/B S1008 S1004 MS OUT B CrO A CrO RV311 MAIN SECTION 28 27 PLAYBACK IC611 A 120/70 LEVEL PB-A/B B 120/70 DECK A A IN PB OUT B IN PB L HP101 PB HEAD LM ON/ R CH LM ON/OFF...
HCD-GRX90AV/RXD10AV – MAIN SECTION – J711 SPE SIG IC712(1/2) RV712 IC712(2/2) IC101(1/2) LEVEL WAKE UP STANDBY LED J101 VOLUME VIDEO/IN IIC DATA IC101(2/2) (AUDIO) 64 DVD DISPLAY IIC CLK SELECT 38 39 SECTION TIMER LED SWITCH (Page 27) RESET MD IN L J191 R-CH SUPER...
HCD-GRX90AV/RXD10AV – DISPLAY SECTION – IC604 • Q601,602 L/P SCK • LED LA +5V (LED) PANEL LED SWITCH • L/P DAT • IIC DATA C DATA IIC CLK C CLK • CONTROL L SEL Q603 REMOTE SIRCS DISPLAY CONTROL CONTROL S LOW (F01) IC601 RECEIVER...
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HCD-GRX90AV/RXD10AV WAVEFORMS – MAIN (3/4) SECTION – THIS NOTE IS COMMON FOR PRINTED WIRING – BD (CD) SECTION – BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) 5.2Vp-p 3.1Vp-p For schematic diagrams. Note: 32.768kHz IC501 !¡...
7-28. IC PIN FUNCTIONS • IC501 MASTER CONTROL (M306622MA-A088FP) (MAIN BOARD) Pin Name Function Pin No. STK-POWER Power amp ON/OFF signal output POWER Power ON/OFF signal output F-RELAY Front speaker relay control output REAR-RELAY Rear speaker relay control output CD-POWER CD power on signal output LINE-MUTE Line mute ON/OFF selection output...
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Pin Name Function Pin No. STEREO Stereo detection for tuner TUNED Tuned detection for tuner ST-CE Tuner chip enable output ST-DOUT Tuner data output ST-DIN Tuner data input ST-CLK Tuned clock output SENS BD Condition signal input HOLD Mode hold signal output CD latch signal output XRST CD reset signal output...
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• IC601 DISPLAY CONTROL (TMP88CS76F-6004) (PANEL BOARD) Pin Name Function Pin No. SIRCS Remote commander signal input JOG A Rotary encoder (S601) pulse input L/P SCK LED/PAD clock output LED LA LED latch output L/P DAT LED/PAD data output PAD LA PAD latch output (Not used) L SEL LED select signal...
SECTION 8 EXPLODED VIEWS NOTE: The components identified by • Abbreviation • Items marked “*” are not stocked since they are mark ! or dotted line with mark CND : Canadian model seldom required for routine service. Some delay ! are critical for safety. : German model should be anticipated when ordering these items.
Les composants identifiés par une The components identified by marque ! sont critiques pour la mark ! or dotted line with mark ! are critical for safety. sécurité. Replace only with part number Ne les remplacer que par une specified. piéce portant le numéro spécifié.
8-6. BASE UNIT SECTION (BU-5BD32L) M101 M102 Les composants identifiés par une The components identified by mark ! or dotted line with mark marque ! sont critiques pour la ! are critical for safety. sécurité. Replace only with part number Ne les remplacer que par une specified.
8-7. TC MECHANISM SECTION-1 (TCM230AWR2/230PWR2) *NOTE: Two types of parts which are not interchangeable are available for the Head deck (A) ASSY and Head deck (B) ASSY. When replacing the parts, refer to the following figure, and use the appropriate part. Parts with “P”...
8-8. TC MECHANISM SECTION-2 (TCM230AWR2/230PWR2) *NOTE: Two types of parts which are not interchangeable are available for the mechanical block assembly. When replacing the parts, refer to the following figure, and use the appropriate part. Parts with “P” mark: 230PWR2 Parts without “P”...
SECTION 9 3CH AMP ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in the parts list • CAPACITORS The components identified by uF : µ F may be different from the parts specified in the mark ! or dotted line with mark •...