Hitachi CML181SXW Service Manual page 3

Tft lcd display panel

Table of Contents

A. Quick specification review......................................................................................................... 19

7. CIRCUIT DESCRPTION .....................................................................................19

A. Display-Controller .................................................................................................................... 19

B. Circuit of Plug and Play ........................................................................................................... 19

C. System Clock .......................................................................................................................... 19

D. Power Regulator ..................................................................................................................... 19

8. INTRODUCTION.................................................................................................20

A. Front Panel Control and Led ................................................................................................... 20

B. Rear Panel connector Input Signals........................................................................................ 21

9. TROUBLESHOOTING........................................................................................22

A. Main Procedure ....................................................................................................................... 22

B. Power Circuit Troubleshooting ................................................................................................ 23

C. Backlights Troubleshooting..................................................................................................... 24

D. Performance Troubleshooting................................................................................................. 25

E. Function Troubleshooting........................................................................................................ 26

APPENDIX A: DISPLAY UNIT ASSEMBLY ..........................................................27

APPENDIX B: PCB ASSEMBLY ...........................................................................30

Table of Contents

Troubleshooting