Trouble Isolation Flowchart For Hp 54501A - HP 54501A Service Manual
100 mhz digitizing oscilloscope
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Also See for 54501A:
- Programming reference manual (386 pages) ,
- Operation reference (146 pages) ,
- Service manual (90 pages)
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FROM
CHART 0
PERFORM
KEYBOARD SELFTEST
YES
YES, RANDOM KEYS
RPG NOT WORKING`
OR
YES
DETERMINE RPG,
KEYPAD, OR KEYBOARD
FAULTY (PARA 6-16)
REPLACE SYSTEM
BOARD ASSEMBLY
A1
CHART 4
REPLACE CABLE
END
54501 /T=
Figure 6-8 . Trouble Isolation Flowchart for HP 54501A Keyboard
NOTE
Keydown power-up must be performed on HP 54501A before selftests are
invoked . This ensures critical parameters to the selftests are set and er-
roneous conditions will not result.
HP 54501A SERVICE
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