– 3 –
TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
Service Note ............................................................................ 4
1.
GENERAL
This Player Can Play the Following Discs .................... 1-1
Getting Started .............................................................. 1-1
Playing Discs ................................................................. 1-3
Using Various Functions with the Control Menu ........... 1-6
Settings and Adjustments ............................................. 1-12
Additional Information ................................................... 1-16
2.
DISASSEMBLY
2-1.
Case Removal ............................................................... 2-1
2-2.
Front Panel Section Removal ........................................ 2-1
2-3.
MB-85 Board Removal .................................................. 2-1
2-4.
AU-215 Board Removal ................................................ 2-1
2-5.
Rear Panel Section Removal ........................................ 2-2
2-6.
Table Ass’y Removal ..................................................... 2-2
2-7.
Rotary Motor Ass’y (M951) Removal ............................ 2-2
2-8.
Chassis Ass’y ................................................................ 2-2
2-9.
Loading Motor Ass’y (M991) Removal .......................... 2-3
2-10. BU Holder Ass’y Removal ............................................. 2-3
2-11. TK-53 Board Removal ................................................... 2-3
2-12. Optical Pick-up Removal ............................................... 2-3
2-13. Internal View .................................................................. 2-4
2-14. Circuit Boards Location ................................................. 2-5
3.
BLOCK DIAGRAMS
3-1.
Overall Block Diagram .................................................. 3-1
3-2.
RF/Servo Block Diagram .............................................. 3-3
3-3.
Signal Process/Video Block Diagram ........................... 3-5
3-4.
System Control Block Diagram ..................................... 3-7
3-5.
Audio (1) Block Diagram ............................................... 3-9
3-6.
Audio (2) Block Diagram ............................................... 3-11
3-7.
Interface Control Block Diagram ................................... 3-13
3-8.
Power Block Diagram .................................................... 3-15
4.
PRINTED WIRING BOARDS AND SCHEMATIC
DIAGRAMS
4-1.
Frame Schematic Diagram ........................................... 4-3
4-2.
Printed Wiring Boards and Schematic Diagrams ......... 4-7
TK-53 (RF/SERVO) Printed Wiring Board .................... 4-7
TK-53 (RF/SERVO) Schematic Diagram ...................... 4-11
SE-91 (SENSOR), LE-24 (LED)
Printed Wiring Boards and Schematic Diagram ........... 4-13
MB-85 (SIGNAL PROCESS)
Printed Wiring Board ..................................................... 4-15
MB-85 (AV DECODER) Schematic Diagram ................ 4-19
MB-85 (SDRAM) Schematic Diagram .......................... 4-21
MB-85 (SERVO DSP) Schematic Diagram ................... 4-23
MB-85 (DRIVE) Schematic Diagram ............................ 4-25
MB-85 (ARP) Schematic Diagram ................................ 4-27
MB-85 (SYSTEM CONTROL)
Schematic Diagram ....................................................... 4-29
MB-85 (HGA) Schematic Diagram ................................ 4-31
MB-85 (CLOCK GENERATOR/AUDIO DSP/
V EQ/NR) Schematic Diagram ...................................... 4-33
MB-85 (DAC) Schematic Diagram ................................ 4-35
MB-85 (BIAS) Schematic Diagram ............................... 4-37
AU-215 (AUDIO/VIDEO BUFFER)
Printed Wiring Board ..................................................... 4-39
AU-215 (AUDIO) Schematic Diagram ........................... 4-43
AU-215 (VIDEO BUFFER) Schematic Diagram ........... 4-45
FL-104 (FUNCTION SWITCH/IF CON), SW-321
(FUNCTION SWITCH) and CK-88 (CONNECTION)
Printed Wiring Boards ................................................... 4-47
FL-104 (FUNCTION SWITCH), SW-321 (FUNCTION
SWITCH) and CK-88 (CONNECTION)
Schematic Diagram ....................................................... 4-51
FL-104 (IF CON) Schematic Diagram .......................... 4-53
FR-154 (IR/POWER SWITCH)
Printed Wiring Boards and Schematic Diagram ........... 4-55
HP-114 (HEADPHONE) Printed Wiring Boards
and Schematic Diagram ................................................ 4-57
LM-59 (LOADING MOTOR), CK-81 (DRIVE)
Printed Wiring Boards ................................................... 4-59
LM-59 (LOADING MOTOR), CK-81 (DRIVE)
Schematic Diagram ....................................................... 4-61
HS-034SF (SWITCHING REGULATOR)
Printed Wiring Board ..................................................... 4-63
HS-034SF (SWITCHING REGULATOR)
Schematic Diagram ....................................................... 4-65
HS-034SU (SWITCHING REGULATOR)
Printed Wiring Board ..................................................... 4-67
HS-034SU (SWITCHING REGULATOR)
Schematic Diagram ....................................................... 4-69
5.
IC PIN FUNCTION DESCRIPTION
5-1.
System Control Pin Function
(MB-85 Board IC202) .................................................... 5-1
6.
TEST MODE
6-1.
General Description ...................................................... 6-1
6-2.
Starting Test Mode ........................................................ 6-1
6-3.
Syscon Diagnosis .......................................................... 6-1
6-4.
Drive Auto Adjustment .................................................. 6-5
6-5.
Drive Manual Operation ................................................ 6-7
6-6.
Mecha Aging ................................................................. 6-9
6-7.
Emergency History ........................................................ 6-9
6-8.
Version Information ....................................................... 6-10
6-9.
Video Level Adjustment ................................................ 6-10
7.
ELECTRICAL ADJUSTMENTS
7-1.
Power Supply Adjustment ............................................. 7-1
1.
Power Supply Check
(HS-034SF/034SU BOARD) ......................................... 7-1
7-2.
Adjustment of Video System ......................................... 7-2
1.
Video Level Adjustment (MB-85 BOARD) .................... 7-2
2.
S-terminal Output Check (MB-85 BOARD) .................. 7-2
3.
Checking Component Video Output B-Y
(MB-85 BOARD) ............................................................ 7-2
4.
Checking Component Video Output R-Y
(MB-85 BOARD) ............................................................ 7-2
5.
Checking Component Video Output Y
(MB-85 BOARD) ............................................................ 7-3
6.
Checking S Video Output S-C (MB-85 BOARD) .......... 7-3
7-3.
Adjustment Related Parts Arrangement ....................... 7-4
8.
REPAIR PARTS LIST
8-1.
Exploded Views ............................................................. 8-1
8-1-1. Main Assembly ......................................................... 8-1
8-1-2. Front Panel Assembly .............................................. 8-2
8-1-3. Table Assembly ........................................................ 8-3
8-1-4. Chassis Assembly .................................................... 8-4
8-2.
Electrical Parts List ....................................................... 8-5
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