Table Of Contents - Hitachi CML156XW Service Manual

1. ELECTRICAL REQUIREMENTS
1.1 LCD Panel Specification ...................................................................................................................... 2
1.2 Input Signals ........................................................................................................................................ 7
1.3 Supported Timing ................................................................................................................................ 8
1.4 Power Management............................................................................................................................. 9
1.5 Plug & Play .......................................................................................................................................... 9
1.6 External Connection ............................................................................................................................ 9
2. ADJUSTMENT OF POWER SUPPLY
3. VL-563 DISPLAY CONTROL BOARD
3.1 Description......................................................................................................................................... 11
3.2 Features............................................................................................................................................. 11
3.3 BLOCK DIAGRAM............................................................................................................................. 12
3.4 Connector Locations.......................................................................................................................... 12
3.5 Connector Type ................................................................................................................................. 13
3.6 Connector pin assignment................................................................................................................. 13
4. VK-580 CONTROL PANEL AND AUDIO BOARD
4.1 Description......................................................................................................................................... 16
4.2 Electrical characteristics (Tamb=25°)................................................................................................ 16
4.3 Connector type .................................................................................................................................. 16
4.4 Connector pin Assignment ................................................................................................................ 17
4.5 Switch definition................................................................................................................................. 18
4.6 LED definition .................................................................................................................................... 18
4.7 Variable resistor................................................................................................................................. 18
5. VK-570 CONTROL PANEL (CML156XW)
5.1 Description......................................................................................................................................... 19
5.2 Connector pin Assignment ................................................................................................................ 19
5.3 Switch definition................................................................................................................................. 19
5.4 LED definition .................................................................................................................................... 19
6.1 Description......................................................................................................................................... 20
6.2 Features............................................................................................................................................. 20
6.3 Interface Signals ................................................................................................................................ 20
6.4 Electrical Specification:...................................................................................................................... 21
6.5 Isolation Check .................................................................................................................................. 23
6.6 Environmental.................................................................................................................................... 24
7.1 Front Panel Control and Led.............................................................................................................. 25
7.2 Rear Panel connector Input Signals .................................................................................................. 27
8.1 Main Procedure ................................................................................................................................. 28
APPENDIX A: DISPLAY UNIT ASSEMBLY......................................................................33
(CML158XW)
6. VP-570 POWER BOARD
7. INTRODUCTION
8. TROUBLESHOOTING
1