File name Panasonic_DMR-EX768E_DVD_Recorder_Service_Manual.pdfORDER NO.DSD0804019CE
DVD Recorder
Model No.
DMR-EX768EB DMR-EX768EC DMR-EX768EF DMR-EX768EP
Vol. 1
Colour (S)...Silver Type (K)...Black Type
© 2008 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.
DMR-EX768EB / DMR-EX768EC / DMR-EX768EF / DMR-EX768EP
CONTENTS
Page
1 Safety Precaution 1.1. General guidelines 2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatic Sensitive (ES) Devices 2.2. Precaution of Laser Diode 2.3. Service caution based on legal restrictions 3 Service Navigation 3.1. Service Information 3.2. Caution for DivX 4 Specifications 5 Location of Controls and Components 6 Operation Instructions 6.1. Taking out the Disc from DVD-Drive Unit when the Disc cannot be ejected by OPEN/CLOSE button 7 Service Mode 7.1. Self-Diagnosis and Special Mode Setting 8 Service Fixture & Tools 9 Disassembly and Assembly Instructions 9.1. Disassembly Flow Chart 9.2. P.C.B. Positions 9.3. Top case 9.4. Front Panel 9.5. Front (L) P.C.B., Front (R) P.C.B. 9.6. HDD, ATAPI P.C.B. 9.7. RAM/Digital P.C.B. Module 9.8. Rear Panel, Fan Motor 9.9. Power P.C.B. 9.10. HDMI P.C.B. 13 17 17 29 30 30 31 32 32 33 33 35 36 37 37 5 6 7 8 8 8 9 11 13 4 4 5 9.11. Main P.C.B., SW P.C.B. 9.12. BACKEND P.C.B. 10 Measurements and Adjustments 10.1. Service Positions 10.2. Caution for Replacing Parts 11 Block Diagram 11.1. Power Supply Block Diagram 11.2. Analog Video Block Diagram 11.3. Analog Audio Block Diagram 11.4. Timer Block Diagram 11.5. HDMI Block Diagram 12 Schematic Diagram 12.1. Interconnection Schematic Diagram 12.2. Power Supply Schematic Diagram 12.3. Main Net (1/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) 12.4. Main Net (2/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) 12.5. Main Net (3/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) 12.6. Main Net (4/4) Section (Main P.C.B. (1/4)) Schematic Diagram (M) 12.7. AV I/O (1/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) 12.8. AV I/O (2/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) 12.9. AV I/O (3/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) 62 61 60 58 57 56 55
Page
38 38 39 39 43 47 47 49 50 51 52 53 53 54
10.3. Standard Inspection Specifications after Making Repairs 45
2
DMR-EX768EB / DMR-EX768EC / DMR-EX768EF / DMR-EX768EP
12.10. AV I/O (4/4) Section (Main P.C.B. (2/4)) Schematic Diagram (AV) 12.11. Tuner Section (Main P.C.B. (3/4)) Schematic Diagram (TU) 12.12. Timer (1/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) 12.13. Timer (2/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) 12.14. Timer (3/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) 12.15. Timer (4/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T) 12.16. HDMI Schematic Diagram 12.17. SW Schematic Diagram 70 71 72 69 68 67 65 63
12.18. Front (L) Schematic Diagram 12.19. Front (R) Schematic Diagram 12.20. ATAPI Schematic Diagram 13 Printed Circuit Boa |