Chapter 5: Troubleshooting
Acquisition Trouble Isolation
95
Acquisition Trouble Isolation
If Acquisition board has been removed by a prior procedure, reinstall Acquisition board.
Acquisition Trouble Isolation
Does
vertical test
group pass?
Does
trigger test group
pass?
Yes
Does
TimeBase test
group pass?
Yes
Does
ADC test group
pass?
Yes
Does
acquisition memory
test group
pass?
Yes
Does
acquisition interface
test group
pass?
Does
misc. scope
test group
pass?
Yes
Yes
Replace
acquisition
board.
Replace the interface board, A10. If
that does not work, replace the
display board.
Does
temp sense
pass?
Does
fan status
pass?
Check fans
Replace fans
that are not
turning, if
none are
turning
replace
power board
Does
NVram tests
pass?
Replace
interface
card.
Go to 'Primary
Trouble Isolation'.
No
No
Yes
Yes
Replace
acquisition
board.
No
No
No
No
No
No
No
No
Go to 'Primary
Trouble Isolation'.
Yes