Timing Board Selftest Failure Messages; Output Board Selftest; Output Board Selftest Failure Messages - HP 8114A Service Manual

Timing Board Selftest Failure Messages

Output Board Selftest

Output Board Selftest Failure Messages

messages
the HP-IB
Self-test failed added in front.
Failure in PERIOD circuitry
Failure in DELAY circuitry
Failure in WIDTH circuitry
Failure in TRIGGER OUTPUT circuitry
Figure 5-2 shows the Selftest point on the Output Board.
followed by a list of the possible failure messages.
I
Figure 5-2. Testpoint used in Output Board Selftest
The HP-IB messages are identical, but with the message:
Self-test failed added in front.
Failure in AMPLIFIER circuitry
are identical, but with the message: -330
The PERIOD TIGER IC on the Timing Board may be
faulty
The DELAY TIGER IC on the Timing Board may be
faulty
The WIDTH TIGER IC on the Timing Board may be
faulty
Output amplifier
TP: MB-SIGNOUT
VAR BASELINE
(if Opt 001 is
installed)
The Amplifier circuitry on the Output Board may
be faulty.
This is
-330