Panasonic dvd rv 60 service manual

Page 2

DVD-RVEO

A WARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public.

It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this sen/ice information by anyone else could result in serious injury or death.

CONTENTS

1 SAFETY PRECAUTIONS
1.1. GENERAL GUIDELINES

2 PREVENTION OF ELECTRo STATIC DISCHARGE (ESD) To
ELECTROSTATICALLV SENSITIVE (Es) DEVICES ................. 4
3 PRECAUTION OF LASER DIODE ........................
4 HANDLING PRECAUTIONS FOR TRAVERSE DECK
4.1. Handling of optical pickup ..........................

4.2. Grounding for electrostatic breakdown prevention ------------ 5
5 Optical Pickup Sell-Diagnosis and Replacement Procedure --6

6 Self-Diagnosis Function and Service Modes
6.1. Service Mode Table-
6.2. Self-Diagnosis Function (UHF Display

6.3. Examples of Repairs Using Error Codes ......................... 3
6.4. Sales Demonstration Lock Function ................................ 3

7 Service Tools and Equipment -------------
7.1. Service Tools and Equipment Table

7.2. Storing and Handling Test Discs .....
8 General Description .............................................................. 10
8.1. Operating Instructions .................

9 Assembling and Disassembling the CaSIng and Checking
P.C.B.
9.1. Disassembly Procedure
9.2. Casing Parts and P.C.B. Positions -------------------------------- 12
9.3. Service Positions --------------------------------------------------------- 12

9.4. Disassembling the Top Cover

9.5. Disassembling the Tray --

9.6. Disassembling the Front Panel-
9.7. Disassembling the Loading Base Unit --------------------------- 14
9.8. Checking the Module P.C.B. ----------------------------------------- 14
9.9. Disassembling the Rear Panel----
9.10. Checking the Power Supply P.C.B
9.11. Checking the Mother P.C.B. -----

9.12. Checking the Front Switch P.C.B. --------------------------------- 16
9.13. Checking the Power Switch P.C.B. ------------------------------- 16
10 Service Precautions -------------------------------------------------------------- 17

10.1. Initializing the DVD Player --------
10.2. Handling After Completing Repairs-

11 Assembling and Disassembling the Optical Pickup

(Mechanical Parts) .........
11-1- Handling the Optical Pickup __________________________________________ 18
11.2. Disassembiy Procedure ..............

11.3. Disassembling the Clamp Base Unit

11.4. Disassembling the Clamper Weight, Clamper Yoke,
Magnet and Clamper ---------------------------------------------------- 19

11.5. Disassembling the Traverse Unit --------------------------------- 19

11.6. Disassembling the Stepping Motor Unit

11.7. Disassembling the Optical Pickup Unit-
11.8. Disassembling the Nut Unit ------------------------------------------ 21
11.9. Disassembling the Sub-Shaft Preload Spring ---------------- 21
11.10. Assembling the Optical Pickup ------

11.11. Disassembling the Spindle Motor Uni
11.12. Optical Pickup Tilt Adjustment -------
11.13. Disassembling the Intermediate Chassis ----------------------- 25

11.14. Disassembling the Vertical cam and Drive gear ------------- 25
11.15. Disassembling the Pulley Gear and Deceleration Gear --25
11.16. Disassembling the Mechanism Loading P.C.B -

12 Electrical Adjustment -------------------------------------
12.1. Video Output (Luminance Signal) Adjustment ---------------- 26
12.2. Video Output (Chrominance Signal) Adjustment ------------ 26
12.3. Video Component Signal (CB) Output Adjustment

13 Abbreviations

14 VOLTAGE CHART
14.1. POWER SUPPLY P.C.B. --------------------------------------------- 30
14.2. MODULE P.C.B. ---------------------------------------------------------- 30
14.3. MOTHER P.C.B

15 BLOCK DIAGRAM --
15.1. OVERALL BLOCK DIAGRAM-
15.2. SERVO BLOCK DIAGRAM ------------------------------------------ 36
15.3. VIDEO BLOCK DIAGRAM -------------------------------------------- 37
15.4. AUDIO BLOCK DIAGRAM

16 SCHEMATIC DIAGRAM
16.1. INTERCONNECTION SCHEMATIC DIAGRAM-

16.2. POWER SUPPLY SCHEMATIC DIAGRAM ------------------- 40
16.3. ADsc SECTION (MODULE P.C.B. (1/7)) SCHEMATIC
DIAGRAM -------------------------------------------------------------------- 41
16.4. AV DECORDER SECTION (MODULE P.C.B. (2/7))
SCHEMATIC DIAGRAM ------------------------------------- 42
16.5. VIDEO D/A CONVERTER SECTION (MODULE P.C.B.
(3/7)) SCHEMATIC DIAGRAM -------------------------------------- 43
16.6. AUDIO SECTION (MODULE P.C.B. (4/7)) SCHEMATIC
DIAGRAM -------------------------------------------------------------------- 44
16.7. FEP SECTION (MODULE P.C.B. (5/7)) SCHEMATIC
DIAGRAM ---------------------------------------------------------- 45
16.8. CPU SECTION (MODULE P.C.B. (6/7)) SCHEMATIC
DIAGRAM -------------------------------------------------------------------- 46
16.9. ODC SECTION (MODULE P.C.B. (7/7)) SCHEMATIC
DIAGRAM -------------------------------------------------------------- 47
16.10. VIDEO OUT SECTION (MOTHER P.C.B. (1/a))
SCHEMATIC DIAGRAM ------------------------------------- 4s