Table of Contents
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SERVICE MANUAL
HCD-GR3/RX30 is the tuner, deck, CD and ampli-
fier section in MHC-GR3/RX30.
Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol a are trade-
marks of Dolby Laboratories Licensing Corporation.
* Manufactured under license from Dolby Laborato-
ries Licensing Corporation. "Dolby", the double-D
symbol a are "Pro Logic" are trademarks of Dolby
Laboratories Licensing Corporation.
CD player section
System
Compact disc and digital
audio system
Laser
Semiconductor laser
Laser output
Max. 44.6µ W*
* This output is the value
measured at a distance of
200 mm from the
objective lens surface on
the Optical Pick-up Block
with 7 mm aperture.
MICROFILM
HCD-GR3/RX30
Photo: HCD-RX30
Model Name Using Similar Mechanism
CD
CD Mechanism Type
SECTION
Base Unit Type
Optical Pick-up Type
TAPE
Model Name Using Similar Mechanism
DECK
Tape Transport Mechanism Type
SECTION
SPECIFICATIONS
Wavelength
780 – 790 nm
Tuner section
FM stereo, FM/AM superheterodyne
tuner
FM tuner section
Tuning range
87.5 – 108.0 MHz
Antenna
FM lead antenna
Antenna terminals
75 ohm unbalanced
Intermediate frequency
10.7 MHz
AM tuner section
Tuning range
US, Canadian models:
AM:
531 – 1,710 kHz (with the
tuning interval set at 9 kHz)
530 – 1,710 kHz
(with the tuning interval set
at 10 kHz)
German models:
AM:
531 – 1,602 kHz (with the
interval set at 9 kHz)
— 1 —
AEP, UK, East European models:
MW:
LW:
Other models:
AM:
Antenna
Intermediate frequency
Amplifier section
US, Canadian models:
Continuous RMS power output
COMPACT DISC DECK RECEIVER
US Model
Canadian Model
AEP Model
UK Model
HCD-RX30
E Model
Australian Model
HCD-GR3
HCD-H991AV
CDM38-5BD19FK
BU-5BD19
KSS-213B/K-N
HCD-D270/G3100/N255
TCM-YSW47C24
531 – 1,602 kHz (with the
interval set at 9 kHz)
153 – 279 kHz (with the
interval set at 3 kHz)
531 – 1,602 kHz (with the
tuning interval set at 9 kHz)
530 – 1,710 kHz (with the
tuning interval set at 10 kHz)
AM loop antenna,
External antenna terminals
450 kHz
60W+60W (6 ohms at
1 kHz, 5% THD)
— Continued on next page —
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Table of Contents
Related Manuals for Sony HCD-GR3
Summary of Contents for Sony HCD-GR3
- Page 1 Canadian Model AEP Model UK Model HCD-RX30 E Model Australian Model HCD-GR3 HCD-GR3/RX30 is the tuner, deck, CD and ampli- Photo: HCD-RX30 fier section in MHC-GR3/RX30. Model Name Using Similar Mechanism HCD-H991AV CD Mechanism Type CDM38-5BD19FK Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
- Page 2 Power consumption 1 kHz, 10% THD) 40 – 13,000 Hz (±3 dB), US model: 105W Other models: using Sony TYPE I cassette Canadian model: 115 W Peak music power output 40 – 14,000 Hz (±3 dB), Other models: 95W 800W...
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Page 3: Table Of Contents
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. -
Page 4: Servicing Note
SECTION 1 SERVICING NOTE NOTES ON LASER DIODE EMISSION CHECK NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick- The laser diode in the optical pick-up block may suffer electrostatic up block. -
Page 5: General
SECTION 2 This section is extracted from instruction manual. GENERAL — 5 —... - Page 6 — 6 —...
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Page 7: Disassembly
SECTION 3 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. 3-1. LOADING PANEL 3 Loading panel 1 Turn the cam to the 2 Pull-out the disc tray. direction of arrow. 3-2. FRONT PANEL 1 Remove the connectors. (Main board: CN301, CN302, CN303, CN304, CN305, CN306, CN701) 6 Screw (BVTP3x8) -
Page 8: Tc Mechanism Deck
3-3. TC MECHANISM DECK 4 TC Mechanism deck 1 Push the EJECT button. 3 Six screws (BVTP2.6x8) 2 Two cassette lid 3-4. CD SW BOARD AND PANEL BOARD 5 Five screws (BVTP2.6x8) 8 claw 0 Two claws 4 Four screws 6 Two screws (BVTP2.6x8) (BVTP2.6x8) -
Page 9: Disc Tray
3-5. DISC TRAY (Perform after removing the front panel.) 3 Flat type wire (8 core) 4 Two claws 2 Pull-out the disc tray. 5 Remove the disc tray. 1 Turn the cam to the direction of arrow. 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. -
Page 10: Mechanical Adjustments
SECTION 4 SECTION 5 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS PRECAUTION DECK SECTION 0 dB=0.775V 1. Clean the following parts with a denatured alcohol-moistened 1. Demagnetize the record/playback head with a head damagnetizer. swab : (Do not bring the head demagnetizer close to the erase head.) record/playback heads pinch rollers 2. - Page 11 2. Turn the adjustment screw and check output peaks. If the peaks Tape Speed Adjustment (Deck A, Deck B) do not match for L-CH and R-CH, turn the adjustment screw so that outputs match within 1 dB of peak. Procedure : Mode : Playback test tape WS-48B...
- Page 12 Record Bias Adjustment (Deck B) 2. Mode: Playback recorded Procedure : level meter portion 1. Mode : Record VIDEO IN 1) 315Hz } 51.2 mV (–23.6 dB) 2) 10kHz AF OSC blank tape CS-123 main board attenuator CN307 Pin 1 (L-CH) Pin 3 (R-CH) Confirm playback the signal recorded in step 1 become adjustment level as follows.
- Page 13 TUNER SECTION 0dB=1µV Note 1: As a front-end (FE1) is difficult to repair if faulty, replace it with new one. Note 2: No adjustment is needed due to a tuner pack for except AEP, UK, German, East European models. AM Tuned Level Adjustment Note: FM Tuned Level adjustment should be performed after this AM Tuned Level Adjustment.
- Page 14 S Curve Check CD SECTION oscilloscope Note: BD board 1. CD Block is basically designed to operate without adjustment. Therefore, check each item in order given. TP (FEO) 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. TP (VC) 3. Use an oscilloscope with more than 10M impedance. 4.
- Page 15 E-F Balance Check Adjustment Location: oscilloscope [BD BOARD] — Component Side — BD board TP (TEO) TP (VC) RV101 IC101 Procedure: 1. Connect test point TP703 (ADJ2) on Main board to Ground with RV103 a lead wire. 2. Connect oscilloscpe to test point TP (TEO). 3.
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Page 16: Diagrams
SECTION 6 DIAGRAMS 6-1. CIRCUIT BOARDS LOCATION CD SW board TCB board (RX30: AEP, UK, German, East European) ENCAPSULATED COMPONENT (GR3/RX30: US, Canadian) HP board MAIN board PANEL board MOTOR (TURN) board CONNECTOR board BD board SENSOR board MOTOR (SLIDE) board TRANSFORMER board —... -
Page 17: Tuner Section
HCD-GR3/RX30 6-2. BLOCK DIAGRAMS — TUNER SECTION — (RX30: AEP, UK, G, EE MODEL) ST +10V FM FRONT END ANTENNA 10.7MHz IF AMP 10.7MHz IF AMP 10.7MHz FM 75 OUT L ANT IN IF OUT 1 FM IN AM/FM MPX IN... -
Page 18: Deck Section
HCD-GR3/RX30 — DECK SECTION — DECK A DECK B TYPE2 TYPE 2 DOLBY ON/OFF RV301 15 17 PLAYBACK IC301 C IN NR ON/OFF LEVEL 120/70 DECK A PAS/DOL PAS/DOL A IN PB OUT PB L HP901 Q450 PB HEAD Q301... -
Page 19: Cd Section
HCD-GR3/RX30 — CD SECTION — X101 16.9344MHz OPTICAL PICK-UP BLOCK FOCUS/TRACKING SERVO. DIGITAL FILTER EFM COMPARATOR 5 • 6 D/A CONVERTER IC101 (1/2) IC104 DETECTOR PCMD DATA L-CH L OUT DIGITAL SIGNAL PROCESSOR, LRCK LRCK CLV SERVO R OUT BCLK... -
Page 20: Main Section
HCD-GR3/RX30 — MAIN SECTION — GR3/RX30 : US, CND J802 SUPER WOOFER FUNCTION SWITCH J801 POWER AMP IC802 TM1201 IC1201 VIDEO SPEAKER RY1201 – RELAY DRIVE MICON MUTE J501 OVER LOAD Q1202,1203 INTERFACE Q954 PHONES EQUALIZER / VOLUME Q1201 IC901... - Page 29 6-14. IC BLOCK DIAGRAMS IC101 CXA1782BQ IC102 BA6397FP OUT1A – OUT1B OUT4A LEVEL SHIFT THERMAL IN1A OUT4B SHUT DOWN LEVEL SHIFT IN1B IN4A LEVELS TR-B IN4B REG 0 XRST 24 SENS – MIRR RF IV AMP1 DFCT 23 C. OUT IN2A IN3B –...
- Page 30 IC21 LC72130 SWALLOW COUNTER 1/16.1/17 4bits POWER REFERENCE RESET DIVIDER SWALLOW COUNTER 1/16.1/17 4bits REFERENCE DIVIDER PHASE DETECTOR CHARGE PUMP DATA SHIFT REGISTER I / F I / F LATCH IC41 LA1835 RF.AMP BUFF DECODER ANTI BIRDIE STEREO STEREO S METER DRIVE TRIG MUTE...
- Page 31 IC104 PCM1710U-B IC701 M54641L LRCIN ML/DSD REFERENCE INPUT MC/DM2 POWER OUT2 INTERFACE DIGITAL MODE INPUT AMP. AMP. FILTER CONTROL BCKIN MD/DM1 CONTROL POWER OUT1 INPUT AMP. TIMING CLKO MUTE AMP. CONTROL MODE CKSL NOISE SHAPER DGND DGND 5-LEVEL DAC 5-LEVEL DAC IC801 BA6286N RIGHT LEFT...
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Page 32: Ic Pin Functions
6-15. IC PIN FUNCTIONS • IC501 GRAPHIC CONTROL (ASD042FGF-022-3B9) Pin No. Pin Name Function GR1 – GR7 1 – 7 FL grid signal output — LED9, LED10 9, 10 LED drive signal output KEY SELECT Not used VOL IN B Volume encoder signal input REQ. - Page 33 • IC701 MASTER CONTROL (TMP87CS64YF-6536) Pin Name Function Pin No. – Ground XOUT X’tal (10 MHz) RESET Reset signal input XOUT X’tal for clock (32.768 KHz) GND (test) – Ground Back up signal input AC CUT SUPER WOOFER ON Not used (Pull up) ST-MUTE ON Mute signal output for tuner...
- Page 34 Pin No. Pin Name Function AUB IN Audio bus in/output. (Not used) AUB OUT FOCUS SW Focus switching signal output SQ-CLK Subcode Q data read clock output SQ-DATA Subcode Q data input X-LAT Latch signal output for digital signal processor TEST Test land VAREF...
- Page 35 Function Pin No. Pin Name NORMAL/HIGH control signal output (Not used) NORM Bias oscillation output BIAS OFF Mute output REC MUTE Dolby ON/OFF signal output NR OFF REC/PB control signal output Dolby switching signal output PASS. AMP/DOLBY Mute signal output for deck LINE MUTE ON Capstan motor control signal output (Not used) CAP.
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Page 36: Exploded Views
SECTION 7 EXPLODED VIEWS NOTE: The components identified by mark ! • Hardware (# mark) list and accessories and pack- • Items marked “*” are not stocked since they are or dotted line with mark ! are critical ing materials are given in the last of this parts list. seldom required for routine service. -
Page 37: Front Panel Section 1
7-2. FRONT PANEL SECTION 1 Supplied with J501 FL501 Supplied with S550 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-4948-140-1 LID (A) ASSY, CASSETTE (SILVER) * 58 A-4392-601-A PANEL BOARD, COMPLETE (EXCEPT SAF) X-4948-247-1 LID (A) ASSY, CASSETTE (BLACK) * 58 A-4398-500-A PANEL BOARD, COMPLETE (SAF) X-4948-141-1 LID (B) ASSY, CASSETTE (SILVER) -
Page 38: Front Panel Section 2
Description Remark 4-978-716-01 WINDOW (FL) X-4948-246-1 BUTTON (T/B) ASSY (SILVER) 4-978-715-01 WINDOW (3-CD) 4-978-739-01 INDICATOR (CLIP) 4-962-708-11 EMBLEM (4-A), SONY 4-978-742-01 HOLDER (MULTI), LED 4-930-336-61 FOOT (FELT) 4-978-723-01 BUTTON (POWER)(BLACK) X-4948-138-1 PANEL ASSY, FRONT (BLACK) X-4948-242-1 PANEL ASSY, FRONT (SILVER) -
Page 39: Back Panel Section
7-4. BACK PANEL SECTION CNP1601 (UK) CNP1601 (E, MX) CNP1601 (US, CND) CNP1601 (AUS) CNP1601 (AEP, G, EE, AR, SAF) not supplied T1001 Les composants identifiés par The components identified by une marque ! sont critiques pour mark ! or dotted line with mark ! are critical for safety. -
Page 40: Cd Mechanism Section 1 (Cdm38-5Bd19)
7-5. CD MECHANISM SECTION 1 (CDM38-5BD19) M701 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-917-583-21 BRACKET, YOKE 4-977-941-01 BEARING (WORM) 4-977-945-01 TRAY (TURN) * 209 1-658-576-11 SENSOR BOARD X-4946-665-1 SHAFT ASSY, WORM 4-934-376-01 SHAFT (ROLLER) 4-977-943-01 BELT (TURN) (1.2) 4-977-956-01 WHEEL, WORM 4-977-944-01 TRAY (SLIDE) -
Page 41: Cd Mechanism Section 2 (Cdm38-5Bd19)
7-6. CD MECHANISM SECTION 2 (CDM38-5BD19) not supplied not supplied M801 BU-5BD19 S811 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-917-583-71 BRACKET, YOKE * 260 X-4946-668-1 CHASSIS (CDM) ASSY 4-977-954-01 PULLEY (SL) 4-977-953-01 GEAR (SL-A) 4-985-672-01 SCREW (+PTPWHM2.6), FLOATING 4-977-955-01 GEAR (SL-B) * 262... -
Page 42: Base Unit Section (Bu-5Bd19)
7-7. BASE UNIT SECTION (BU-5BD19) M101 M102 Les composants identifiés par The components identified by mark ! or dotted line with mark une marque ! sont critiques pour ! are critical for safety. la sécurité. Replace only with part number Ne les remplacer que par une specified. -
Page 43: Tc Mechanism Section 1 (Tcm-Ysw47C24)
7-8. TC MECHANISM SECTION 1 (TCM-YSW47C24) M901 not supplied 408 403 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-931-802-01 BUTTON, LEVER 3-931-805-01 SPRING 3-918-734-01 BELT * 414 3-369-927-01 ARM, CONNECT * 403 3-931-794-01 BUTTON, SHAFT 3-369-928-01 ARM, RELEASE 3-918-741-01 SCREW 3-931-807-01 DAMPER, GEAR... -
Page 44: Tc Mechanism Section 2 (Tcm-Ysw47C24)
7-9. TC MECHANISM SECTION 2 (TCM-YSW47C24) DECK B DECK A HP901 HE901 HRP901 DECK B Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-500-322-11 HEAD, WIRE (E) 3-362-958-01 SCREW 3-931-789-01 SCREW * 468 3-362-947-01 LEVER, REC 1-500-319-11 HEAD, HOLDER (DECK B) 3-362-954-01 SPRING 3-362-986-01 HOLDER, HEAD (DECK A) -
Page 45: Tc Mechanism Section 3 (Tcm-Ysw47C24)
7-10. TC MECHANISM SECTION 3 (TCM-YSW47C24) S3 (DECK A) S6 (DECK B) S7 (DECK B) DECK B S2 (DECK A) S5 (DECK B) DECK B S1 (DECK A) S4 (DECK B) DECK A Ref. No. Part No. Description Remark Ref. No. Part No. -
Page 46: Electrical Parts List
SECTION 8 ELECTRICAL PARTS LIST Note: • SEMICONDUCTORS • Due to standardization, replacements in the parts list The components identified by mark ! In each case, u: µ , for example: may be different from the parts specified in the or dotted line with mark ! are critical uA...: µ... - Page 47 CONNECTOR CD SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R124 1-216-091-00 METAL CHIP 1/10W D583 8-719-056-13 DIODE SML79423C-TP15 (fl) R125 1-216-069-00 METAL CHIP 6.8K 1/10W R126 1-216-063-91 METAL GLAZE 3.9K 1/10W < RESISTOR > R127 1-216-089-91 METAL GLAZE 1/10W...
- Page 48 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C335 1-162-286-31 CERAMIC 220PF < CONNECTOR > C336 1-162-286-31 CERAMIC 220PF CN503 1-506-468-11 PIN, CONNECTOR 3P C340 1-126-961-11 ELECT 2.2uF C351 1-130-478-00 MYLAR 0.0039uF 5% < JACK > C352 1-130-478-00 MYLAR 0.0039uF 5%...
- Page 49 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C730 1-126-964-11 ELECT 10uF C1016 1-126-925-11 ELECT 470uF C810 1-162-306-11 CERAMIC 0.01uF C1017 1-126-925-11 ELECT 470uF C811 1-162-306-11 CERAMIC 0.01uF C1020 1-126-964-11 ELECT 10uF C821 1-162-286-31 CERAMIC 220PF (RX30:AEP,UK,G,EE) C1021...
- Page 50 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark CN303 1-564-505-11 PLUG, CONNECTOR 2P < IC > * CN304 1-564-706-11 PIN, CONNECTOR (SMALL TYPE) 4P * CN305 1-564-708-11 PIN, CONNECTOR (SMALL TYPE) 6P IC301 8-759-710-59 IC NJM4580D-D IC302 8-759-710-59 IC NJM4580D-D * CN306...
- Page 51 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q1206 8-729-900-80 TRANSISTOR DTC114ES R426 1-249-428-11 CARBON 8.2K 1/4W F Q1207 8-729-422-57 TRANSISTOR UN4111 R427 1-247-840-00 CARBON 2.4K 1/4W R428 1-249-433-11 CARBON 1/4W Q1251 8-729-140-84 TRANSISTOR 2SC1841-PAFAEA R429 1-249-417-11 CARBON 1/4W F...
- Page 52 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R739 1-249-435-11 CARBON 1/4W R951 1-249-425-11 CARBON 4.7K 1/4W F (RX30:EE) R952 1-249-425-11 CARBON 4.7K 1/4W F R740 1-249-427-11 CARBON 6.8K 1/4W F R954 1-249-431-11 CARBON 1/4W (RX30:G) R955 1-249-441-11 CARBON...
- Page 53 MAIN MOTOR (TURN) MOTOR (SLIDE) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R1242 1-249-429-11 CARBON 1/4W < VIBRATOR > R1243 1-249-383-11 CARBON 1/6W F R1245 1-249-433-11 CARBON 1/4W X701 1-579-175-11 VIBRATOR, CERAMIC (10MHz) X702 1-567-098-41 VIBRATOR, CRYSTAL (32kHz) R1249 1-249-389-11 CARBON 1/4W F...
- Page 54 MOTOR (TURN) PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > < FLUORESCENT INDICATOR > R706 1-249-411-11 CARBON 1/4W FL501 1-517-660-11 INDICATOR TUBE, FLUORESCENT R707 1-249-401-11 CARBON 1/4W F < IC > ************************************************************** IC501 8-759-438-11 IC ASD042FGF-022-3B9 A-4392-601-A PANEL BOARD, COMPLETE (EXCEPT SAF)
- Page 55 PANEL SENSOR Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R540 1-249-429-11 CARBON 1/4W S524 1-762-196-21 SWITCH, TACT (MENU 1) R544 1-249-429-11 CARBON 1/4W R545 1-249-421-11 CARBON 2.2K 1/4W F S525 1-762-196-21 SWITCH, TACT (MENU 2) S526 1-762-196-21 SWITCH, TACT (MENU 3) R546...
- Page 56 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-163-239-11 CERAMIC CHIP 33PF 1-760-393-11 FILTER, CERAMIC (AEP,UK,G) 1-126-967-11 ELECT 47uF 1-126-967-11 ELECT 47uF < CONNECTOR > 1-162-306-11 CERAMIC 0.01uF * CN1 1-568-834-11 SOCKET, CONNECTOR 15P 1-126-961-11 ELECT 2.2uF 100V <...
- Page 57 TRANSFORMER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-410-515-11 INDUCTOR 33uH (AEP,UK,G) 1-216-042-00 METAL CHIP 1/10W 1-407-500-00 MICRO INDUCTOR 4.7mH (AEP,UK,EE) 1-216-013-00 METAL CHIP 1/10W 1-410-119-11 MICRO INDUCTOR (EL TYPE) 1mH (G) 1-247-843-11 CARBON 3.3K 1/4W F 1-216-073-00 METAL CHIP 1/10W...
- Page 58 TRANSFORMER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < SWITCH > S811 1-473-335-11 ENCODER, ROTARY (BU, TRAY ADDRESS DET) ! T1001 1-431-127-11 TRANSFORMER, POWER (GR3) ! S1601 1-572-675-11 SWITCH, POWER VOLTAGE CHANGE (VOLTAGE SELECTOR)(GR3:E,AR) ! T1001 1-431-128-11 TRANSFORMER, POWER (RX30:US,CND) ! T1001 1-431-129-11 TRANSFORMER, POWER (RX30:AEP,UK,G,EE)
- Page 59 HCD-GR3/RX30 Sony Corporation 97B0994-1 9-960-879-11 Printed in Japan © 1997. 2 Home A&V Products Company Published by Service and Safety Engineering Dept. (Shibaura) — 82 —...