HP 3562A Service Manual page 405

FAULT ISOLATION
COV E R R E MOVE D
Use a scope to verify the signals TRIG IN and TRIGRO are operating correctly as shown
D.
i n waveform
Perform steps
E .
Press the line switch off.
1 .
Put A32 ADC
2.
3. Press the line switch on.
Repeat part
4.
Use a scope to verify the signals in table
5 .
--- .
3562A TOP V I EW,
A31 TP3
A31 TP1
(refer to
-1 4 7-1 3).
through as follows:
1 5
on the
1 03562-66541
B.
Table 7-1 3
" - � � � � ¥ ' O _ � " , . < � - � �
Location Signal
A32 TP303 T R I G1 @
A31 TP3
T R I GRO
FRONT
I f these signals are correct go to part G.
extender board.
are operating correctiy.
7-1 3
,,�v�
InlOut N umber
A32 Out
#1 5
A31 Out
# 1 5
MODEL
3562A
A32 TP303
-- - - - -
-
- -.�
�,. _ c
of Failure
A32 ADC 1 (go to 8-1 9)
A31 Trigger (go to 8-1 8)
-
7-41