Partner WT-100 Service Manual page 6

CHAPTER 4 LOCATING THE PROBLEM .................................. 41
General checkout guidelines ........................................................................41
Cash drawer checkout .................................................................................41
LCD symptoms .............................................................................................42
Touch screen symptoms ..............................................................................43
Power symptoms..........................................................................................43
Network symptoms .......................................................................................43
USB symptoms ............................................................................................44
Peripheral-device symptoms ........................................................................44
Boot symptoms ............................................................................................44
Mainboard jumper ........................................................................................45
Mainboard connectors..................................................................................46
Inverter connectors ......................................................................................46
CHAPTER 5 REPLACING FIELD REPLACEABLE UNITS (FRUs)
..................................................................................................... 47
Safety and precautions ................................................................................47
Before you begin ..........................................................................................48
Replacing parts ............................................................................................48
HDD .............................................................................................................49
IO Panel Cover.............................................................................................50
Stand Base Back Cover ...............................................................................50
Stand Base...................................................................................................51
Back Cover...................................................................................................52
Speaker ........................................................................................................53
Power Button................................................................................................54
COM4 port and PS/2 Port ............................................................................54
I/O Shield .....................................................................................................55
Memory ........................................................................................................55
Battery ..........................................................................................................56
Mainboard ....................................................................................................56
Inverter .........................................................................................................57
Panel Bracket ...............................................................................................58
Waterproof Seal, Touch Panel, Touch Cover, LCD Panel ............................58
APPENDIX PART LIST AND SPECIFICATION ........................... 59
Part list for aluminum cover..........................................................................61
Specifications ...............................................................................................62
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