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D-EG5/EG5CK/EG7
SERVICE MANUAL
Ver 1.0 1999.04
MICROFILM
Photo : D-EG7
SPECIFICATIONS
US, Canadian model: 120 V, 60 Hz
AEP, French, German, East European,
E13 model:220 - 230 V, 50/60 Hz
UK model: 230 - 240 V, 50 Hz
Australian model: 240 V, 50 Hz
Canadian Model
Australian Model
Model Name Using Similar Mechanism NEW
CD Mechanism Type
Optical Pick-up Type
PORTABLE CD PLAYER
US Model
D-EG7
D-EG5/EG5CK/EG7
AEP Model
UK Model
E Model
D-EG7
CDM-2911AAA
DAX-11A2
– Continued on page 2 –
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Summary of Contents for Sony D-EG5
- Page 1 D-EG5/EG5CK/EG7 SERVICE MANUAL US Model D-EG7 Ver 1.0 1999.04 Canadian Model D-EG5/EG5CK/EG7 AEP Model UK Model E Model Australian Model D-EG7 Photo : D-EG7 Model Name Using Similar Mechanism NEW CD Mechanism Type CDM-2911AAA Optical Pick-up Type DAX-11A2 SPECIFICATIONS US, Canadian model: 120 V, 60 Hz AEP, French, German, East European, –...
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Page 2: Table Of Contents
SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES The CLASS 1 LASER SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL PRODUCT label is located on OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY. -
Page 3: Servicing Notes
SECTION 1 SERVICING NOTES 5. Calculate the current value by the reading of the digital voltmeter. NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR Reading of the tester (V) ÷ 4.7 ( Ω ) = current value (A) BASE UNIT (Example) Reading of the digital voltmeter of 0.2256 V : 0.2256 V ÷... -
Page 4: General
SECTION 2 This section is extracted from GENERAL instruction manual. – 4 –... -
Page 5: Disassembly
SECTION 3 DISASSEMBLY The equipment can be removed using the following procedure. Upper Lid ASSY Cabinet (Front) Cabinet (Rear) MD ASSY Spindle motor (M902), Optical Pick-up, Sled motor (M901) Main board Note : Follow the disassembly procedure in the numerical order given. 3-1. -
Page 6: Md Assy
3-3. MD ASSY MD ASSY 1 Flexible board CN501 Cabinet (Rear) 4 CN702 (Red) 3 CN701 (Blue) 2 CN703 (White) 3-4. SPINDLE MOTOR (M902), OPTICAL PICK-UP, 3-5. MAIN BOARD SLED MOTOR (M901) 1 Screws (B1.7) Spindle motor (M902) Main board !º... -
Page 7: Service Mode
SECTION 4 SERVICE MODE Service Mode (service program) • Step 3 (Resetting service mode ) The equipment is provided with a service program built in the mi- 1. Be sure to disconnect the external power supply and remove the crocomputer, like conventional models. solder bridge at the TEST terminals connected in setting. -
Page 8: Adjustmens
SECTION 5 ADJUSTMENTS Focus Bias Check CD SECTION Condition : Precautions for Adjustment • Hold the set in horizontal state. 1. Before beginning adjustment, set the equipment to service mode. After the completion of adjustment, be sure to reset the service Procedure : mode. - Page 9 Focus/Tracking Gain Adjustment 1. Place the optical pick-up level, horizontally. (If the optical pick- A servo analyzer is necessary in order to perform this adjustment up is not level, the 2-axis device will be weighted and adjust- exactly. ment cannot be done.) However, this gain has a margin, so even if it is slightly off, there 2.
- Page 10 Adjustment Location : MAIN BOARD] (Side A) RV502 : Tracking Gain Adjustment RV503 : Focus Gain Adjustment – 10 –...
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Page 11: Diagrams
SECTION 6 DIAGRAMS 6-1. EXPLANATION OF IC TERMINALS IC801 MC68HC05L15SC442721CPB (SYSTEM CONTROL) Pin No. Pin name Description 1 – 3 SEG 12–14 – Not used (Open). FP26 – Not used (Open). XRST– DSP Reset output terminal. AMUTE – HP Audio mute output terminal. DRV-MUTE Motor drive mute signal output. - Page 12 Pin No. Pin name Description 46 – 49 COM 3–0 LCD common signal output terminal. VREFH Reference voltage input terminal (connect to VDD). VREFL – Connect to ground. AD ESPSL/TEST Test mode terminal. “ L ” : Test mode “ H ” : Nomal mode AD–KEY A/D input terminal for main unit key.
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Page 13: Block Diagram
6-2. BLOCK DIAGRAM D-EG5/EG5CK/EG7 • Signal path. : CD – 13 – – 14 – – 15 –... -
Page 14: Printed Wiring Boards
D-EG5/EG5CK/EG7 6-3. PRINTED WIRING BOARDS Semiconductor Location Ref. No. Location [MAINBOARD] [MAINBOARD] D101 E-10 (SIDE B) (SIDE A) D201 E-10 J401 D302 E-10 DC IN 4.5V D401 D402 A-12 D403 B-10 D407 D-12 D416 C-11 D417 C-12 D503 C-17 D602... -
Page 15: Schematic Diagram
6-4. SCHEMATIC DIAGRAM Refer to page 24 for IC Block Diagrams. D-EG5/EG5CK/EG7 Note: Waveforms • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics SERVICE MODE PLAY MODE and tantalums. -
Page 20: Cabinet (Rear) Section
7-2. CABINET (REAR) SECTION LCD801 supplied not supplied supplied supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-215-418-11 BUTTON (VOL) (+) A-3328-321-A BRACKET FRONT (L) ASSY (WHITE) (BLACK, CANADIAN BLACK) 4-215-434-01 TERMINAL, BATTERY 4-215-418-21 BUTTON (VOL) (+) (WHITE) 4-215-433-01 HOLDER (LCD) 4-215-419-11 BUTTON (VOL) (-) (BLACK, CANADIAN BLACK) A-3323-223-A MAIN BOARD, COMPLETE (EXCEPT FR) -
Page 21: Optical Pick-Up Section (Cdm-2911Aaa)
7-3. OPTICAL PICK-UP SECTION (CDM-2911AAA) not supplied M902 M901 S901 The components identified by Les composants identifiés par une mark ! or dotted line with mark marque ! sont critiques pour ! are critical for safety. la sécurité. Replace only with part number Ne les remplacer que par une pièce specified. -
Page 22: Electrical Parts List
SECTION 8 MAIN ELECTRICAL PARTS LIST NOTE : • Due to standardization, replacements in the • SEMICONDUCTORS In each case, u : µ , for example : The components identified by mark ! parts list may be different from the parts uA.. - Page 23 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C531 1-115-565-11 CERAMIC CHIP 2.2uF D407 8-719-058-24 DIODE RB501V-40TE-17 C532 1-162-953-11 CERAMIC CHIP 100PF D416 8-719-048-98 DIODE RB160L-40TE25 C534 1-162-921-11 CERAMIC CHIP 33PF D417 8-719-017-58 DIODE MA8068-TX C535 1-115-156-11 CERAMIC CHIP D503...
- Page 24 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < LIQUID CRYSTAL DISPLAY > R430 1-218-883-11 RES,CHIP 0.50% 1/16W R431 1-216-864-11 METAL CHIP 1/16W LCD801 1-803-351-11 DISPLAY PANEL, LCD R433 1-216-821-11 METAL CHIP 1/16W R434 1-216-861-11 RES,CHIP 2.2M 1/16W <...
- Page 25 D-EG5/EG5CK/EG7 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R701 1-216-864-11 METAL CHIP 1/16W MISCELLANEOUS R702 1-216-825-11 METAL CHIP 2.2K 1/16W ************** R806 1-216-821-11 METAL CHIP 1/16W 1-660-965-11 SLIDE FLEXIBLE BOARD R808 1-216-851-11 METAL CHIP...