Panasonic SA-HT940PC - Disassembly Flow & Component Locations

Panasonic SA-HT940PC

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10.1. Disassembly Flow Chart

32

SA-HT940P / SA-HT940PC

Table of Contents

Default Chapter1
- Specifications1
- Table of Contents3
1 Safety Precautions5
- General Guidelines5
- Before Repair and Adjustment5
- Protection Circuitry6
2 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices6
3 Precaution of Laser Diode8
4 About Lead Free Solder (Pbf)8
5 Handling Precautions for Traverse Unit9
- Cautions to be Taken in Handling the Optical Pickup Unit9
- Grounding for Electrostatic Breakdown Prevention9
6 Accessories11
7 Operation Procedures12
- Remote Control Keys Operation12
- Main Unit Keys Operation13
- Disc Information14
8 New Features16
- Using of Receiver Unit (SH-FX60 / SH-FX80)16
- About HDMI20
9 Self-Diagnosis and Special Mode Setting22
- Service Mode Summary Table22
- Service Mode Table 122
- DVD Self Diagnostic Function-Error Code27
  - Sales Demonstration Lock Function29
  - Service Precautions30
10 Assembling and Disassembling31
- Disassembly Flow Chart32
- Main Components and P.C.B. Locations33
- Disassembling the Top Cabinet34
- Disassembling the Front Panel Assembly34
- Disassembling the Tray Assembly34
- Disassembling the Rear Panel35
- Disassembling the Mechanism Base Assembly35
- Disassembling the FL & Head Phone35
- Disassembling the HDMI Module36
- Disassembling the Regulator36
- Disassembling the Main P.C.B36
- Disassembling the AC-Inlet, Power & Sub Power P.C.B36
- Disassembly of Digital Amp IC37
- Disassembly of Regulator IC37
- Disassembly of Switch Regulator IC (IC5701)37
- Disassembly of the Tray Base Guide (L) and Tray Base Guide38
  - Guide (R)38
- Disassembly of the Rotary Tray38
- Disassembly of the Traverse Unit39
- Disassembly of Cam Gear40
- Assembly of Tray Assembly41
11 Service Fixture and Tools43
12 Service Positions43
- Checking & Repair Main P.C.B., Power P.C.B., HDMI43
  - Module P.C.B., FL and Head Phone43
13 Measurements and Adjustments44
- Service Tools and Equipment44
- Important Points in Adjustment44
- Storing and Handling of Test Discs44
- Optical Adjustment45
- Adjustment Procedure45
- Abbreviations46
14 Voltage and Waveform Chart48
- HDMI Module P.C.B48
- Main P.C.B50
- Power P.C.B52
- Fl P.C.b52
- Loading Motor P.C.B., Tray Motor P.C.B., Sensor P.C.B53
  - Regulator53
- Waveform Chart54
15 Illustration of IC's, Transistors and Diodes55
16 Wiring Connection Diagram57
17 Block Diagram59
18 Schematic Diagram (Notes)65
19 Schematic Diagram67
- A) HDMI Module Circuit67
- Bmain Circuit73
- C) Power, AC-Inlet and Sub Power Circuit78
- C) FL and Headphone Circuit81
- D) Loading Motor, Tray Motor, Sensor and Regulator Circuit82
20 Printed Circuit Board83
- A) HDMI Module83
- B) Main P.C.B., AC-Inlet P.C.B. & Sub Power P.C.B84
- C) Power85
- E) FL, Headphone, Loading Motor, Tray Motor, Sensor86
  - Regulator86
21 Basic Troubleshooting Guide87
- Basic Troubleshooting Guide for Traverse Unit87
  - Module P.C.B)87
- Basic Troubleshooting Guide for HDMI AV Output88
22 Overall Block Diagram for HT94089
- HT940 DVD Unit Block Diagram90
- HT940 Block Diagram (Analog Signal)91
- HT940 Block Diagram (Analog Signal)92
- HT940 Power Supply Block Diagram93
- HT940 Power Block Diagram (SMPS)94
23 Terminal Function of Ics95
- IC2001 (MN101C49GHH): Operation CPU95
24 Exploded Views96
- Cabinet Parts Location96
- Packaging99
25 Replacement Parts List100
- Component Parts List101

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