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TABLE OF CONTENTS
Section
Title
Page
Section
Title
Page
1.
GENERAL
................................................................... 1-1
2.
DISASSEMBLY
2-1.
Upper Case ................................................................... 2-1
2-2.
Front Panel Assembly ................................................... 2-1
2-3.
Loading Assembly ......................................................... 2-2
2-4.
Optical Device (KHM-310BAA) ..................................... 2-3
2-5.
DC Motor and MS-203 Board ....................................... 2-4
2-6.
MV-044 Board ................................................................ 2-4
2-7.
Switching Regulator ...................................................... 2-5
2-8.
Internal Views ................................................................ 2-6
2-9.
Circuit Boards Location ................................................. 2-7
3.
BLOCK DIAGRAMS
3-1.
Overall Block Diagram ................................................... 3-1
3-2.
RF/Servo Block Diagram ............................................... 3-3
3-3.
System Control/Signal Processor Block Diagram ........ 3-5
3-4.
Video Block Diagram ..................................................... 3-7
3-5.
Audio Block Diagram ..................................................... 3-9
3-6.
Interface Control Block Diagram ................................... 3-11
3-7.
Power 1 Block Diagram ................................................. 3-13
3-8.
Power 2 Block Diagram ................................................. 3-15
4.
PRINTED WIRING BOARDS AND SCHEMATIC
DIAGRAMS
DIAGRAMS
4-1.
Frame Schematic Diagram ............................................ 4-3
4-2.
Printed Wiring Boards and Schematic Diagrams ......... 4-5
MV-044 (RF AMP, SIGNAL PROCESS, SERVO,
MOTOR DRIVE, AVDEC, VIDEO, AUDIO,
PS THROUGH) Printed Wiring Board ........................... 4-5
MV-044 (RF AMP, SERVO, MOTOR DRIVE)
Schematic Diagram ....................................................... 4-9
MV-044 (SIGNAL PROCESS, SERVO DSP, AVDEC)
Schematic Diagram ....................................................... 4-11
MV-044 (VIDEO AMP) Schematic Diagram .................. 4-13
MV-044 (AUDIO AMP) Schematic Diagram .................. 4-15
MV-044 (PS THROUGH) Schematic Diagram .............. 4-17
IF-113 (INTERFACE CONTROL)
Printed Wiring Board ..................................................... 4-21
IF-113 (INTERFACE CONTROL)
Schematic Diagram ....................................................... 4-23
MS-203 (LOADING MOTOR) Printed Wiring Board
and Schematic Diagram ................................................ 4-25
POWER SUPPLY BLOCK (SRV1501WW)
(SWITCHING REGULATOR) Printed Wiring Board ..... 4-27
POWER SUPPLY BLOCK (SRV1501WW)
(SWITCHING REGULATOR) Schematic Diagram ....... 4-29
MV-044 (RF AMP, SIGNAL PROCESS, SERVO,
MOTOR DRIVE, AVDEC, VIDEO, AUDIO,
PS THROUGH) Printed Wiring Board ........................... 4-5
MV-044 (RF AMP, SERVO, MOTOR DRIVE)
Schematic Diagram ....................................................... 4-9
MV-044 (SIGNAL PROCESS, SERVO DSP, AVDEC)
Schematic Diagram ....................................................... 4-11
MV-044 (VIDEO AMP) Schematic Diagram .................. 4-13
MV-044 (AUDIO AMP) Schematic Diagram .................. 4-15
MV-044 (PS THROUGH) Schematic Diagram .............. 4-17
IF-113 (INTERFACE CONTROL)
Printed Wiring Board ..................................................... 4-21
IF-113 (INTERFACE CONTROL)
Schematic Diagram ....................................................... 4-23
MS-203 (LOADING MOTOR) Printed Wiring Board
and Schematic Diagram ................................................ 4-25
POWER SUPPLY BLOCK (SRV1501WW)
(SWITCHING REGULATOR) Printed Wiring Board ..... 4-27
POWER SUPPLY BLOCK (SRV1501WW)
(SWITCHING REGULATOR) Schematic Diagram ....... 4-29
5.
IC PIN FUNCTION DESCRIPTION
5-1.
System Control Pin Function
(MV-044 Board IC201) .................................................. 5-1
(MV-044 Board IC201) .................................................. 5-1
6.
TEST MODE
6-1.
General Description ...................................................... 6-1
6-2.
Starting Test Mode ........................................................ 6-1
6-3.
Drive Manual Operation ................................................ 6-1
6-4.
Mirror Time Adjustment ................................................. 6-1
6-5.
Executing Iop Measurement ......................................... 6-3
6-6.
IF CON Self Diagnostic Function .................................. 6-4
7.
ELECTRICAL ADJUSTMENT
7-1.
Power Supply Check ..................................................... 7-1
1.
Power Supply Block (SRV1501WW)
(Switching Regulator) .................................................... 7-1
(Switching Regulator) .................................................... 7-1
7-2.
Adjustment of Video System ......................................... 7-2
1.
Checking Video Output Level ........................................ 7-2
2.
Checking Progressive Video Output Level ................... 7-2
3.
Checking S Video Output S-Y ....................................... 7-2
4.
Checking S Video Output S-C ....................................... 7-2
5.
Checking Component Video Output Y .......................... 7-3
6.
Checking Component Video Output B-Y ...................... 7-3
7.
Checking Component Video Output R-Y ...................... 7-3
8.
REPAIR PARTS LIST
8-1.
Exploded Views ............................................................. 8-1
8-1-1. Main Section ............................................................. 8-1
8-1-2. Mechanism Deck Section ........................................ 8-2
8-1-2. Mechanism Deck Section ........................................ 8-2
8-2.
Electrical Parts List ....................................................... 8-3
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