26
4 TROUBLESHOOTING
4.1 How to Use This Section
This section explains how to identify the causes of problems that may occur during the lifetime of the i-PAD
NF1200. Use this section in conjunction with the sections on Performance Verification and Disassembly Guide.
4.2 Who Must Perform Repairs
Only authorized personnel must service the device. Unauthorized personnel must not open the case of the i-PAD
NF1200 or the cover of its battery compartment.
4.3 Replacement Level Supported
Due to the high density of surface mount components, CU Medical Systems, Inc. recommends that all repairs shall
be done on the printed circuit board (PCB) level. It is not recommended to replace individual components on the
PCBs with the exception of easy to replace items like fuses.
4.4 Troubleshooting Guide
Failure: i-PAD NF1200 does not turn ON
Possible Causes
Action(s)
1
Low Battery Charge
This condition is detectable by the self -
tests.
•
Perform a battery insertion test using a new battery
pack.
2
Discontinuity between the battery pack and
the power board
•
Check the condition of the battery pack contact spring
J8 on the power board. If damaged, replace the
spring.
3
The fuse between the battery pack and the
Power supply subsystem is busted
•
Check fuse F1 or F2
•
Replace if busted
•
Do not use any fuse other than the one recommended
by the manufacturer.
4
Power Switch failure
•
Check the operation of the ON/OFF switch SW2 on
the main PCB board. Check that the poles are shorted
when the switch is pressed.
•
Replace the switch if there is a fault.
5
Power subsystem fault
•
Change the main power board. If the problem
persists, replace the original power board and contact
the manufacturer.
Содержание i-PAD NF1200
Страница 1: ...1 Service Manual CU Medical Systems Inc i PAD NF1200 ...
Страница 8: ...8 Perspective view of the i PAD NF1200 with its cover open ...
Страница 25: ...25 i PAD NF1200 Rescue Protocol ...
Страница 39: ...39 8 You will see the top case after you lift up the main PCB board This is shown in the picture below ...
Страница 41: ...41 6 Assembly Diagram ...
Страница 42: ...42 Assembly Diagram Larger version A3 size ...