Partner SP-820 Service Manual page 6

CHAPTER 4 LOCATING THE PROBLEM .................................. 47
General checkout guidelines ........................................................................47
Cash drawer checkout .................................................................................47
LCD symptoms .............................................................................................48
Touch screen symptoms ..............................................................................49
Power symptoms..........................................................................................49
Network symptoms .......................................................................................49
USB symptoms ............................................................................................50
Peripheral-device symptoms ........................................................................50
Boot symptoms ............................................................................................50
Mainboard jumper ........................................................................................51
Mainboard connectors..................................................................................53
Inverter connectors ......................................................................................53
CHAPTER 5 REPLACING FIELD REPLACEABLE UNITS (FRUs)
..................................................................................................... 55
Safety and precautions ................................................................................55
Before you begin ..........................................................................................56
Replacing parts ............................................................................................56
HDD .............................................................................................................57
IO Panel Cover.............................................................................................58
Stand Base Back Cover ...............................................................................58
Stand Base...................................................................................................59
Back Cover...................................................................................................60
Speaker ........................................................................................................61
Power Button................................................................................................61
COM4 port and PS/2 Port ............................................................................62
I/O Shield .....................................................................................................62
Memory ........................................................................................................63
Battery ..........................................................................................................63
Mainboard ....................................................................................................64
Inverter .........................................................................................................64
Panel Bracket ...............................................................................................65
Waterproof Seal, Touch Panel, Touch Cover, LCD Panel ............................66
APPENDIX PART LIST AND SPECIFICATION ........................... 67
Part list for aluminum cover..........................................................................69
Part list for plastic cover ...............................................................................70
Specifications ...............................................................................................71
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