Page 16 of 22 7482255 Rev 01 Siemens
October 2002
Diagnostic Flow Charts
Figure 6-6 Chart B: Control Panel
B
Slide keyboard
Ok?
Main panel
Ok?
Sub panel Ok?
Return
LED 3 on side
panel Ok?
No Replace slide keyboard.
Replace host module
Replace main panel.
Replace OPCT PC board
Replace OPCT PC board.
Replace sub panel.
Replace host module.
No
Yes
Push New Patient > Update >
Set; select Control Panel
Selftest.
This routine tests A10; LED 3
does not illuminate during the
test because no
communication with host
module is possible.
If switch is defective, it will not
illuminate, but the test will
continue un-interrupted.
Restart system after
completion of the test.
LCD display
Ok?
No
Test Service >
Diagnostics >
Opeator (Control).
Perform LCD read/write
test; it is not a complete
control panel test.
No
LCD test Ok?
LED 3 on side
panel Ok?
Yes
No
Yes
No
Yes
No Self test Ok? No
LED 3 on side
panel Ok?
Yes
Replace main panel.
Replace host module.
No
Yes
Yes
Yes
Yes
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