HP 8340b User Manual

Table
F-2.
Input
Signal
Voltages
Measurement
Point
Voltage
A60TP11(LSTP)
A60TP21
(+5V)
A60TP22 (HRAMPUP)
A60TP23
(LRESET)
A60P1-33(Vpp)
A60U38
Pin
23
(VRAM)
A60U1
Pin
8
(VREF)
+5PF (anode
of
A60CR1
or
A60CR4)
+5V
+5V
+5V
+5V
+4
5V
+5V
+1.2V
+5V
*
A
microprocessor
failure can
cause
LSTP
to
be
low
4.
Verify
the
following
waveforms:
50
nS/div
>
i-i
•o
\
>
^-i
-AA
A/v
U-.
.:'
iM-
^
ftfi^
A60U5
PIN
6
HPIB
CLK
50
nS/div
>
r-i
'o
^s.
>
<
OVdc
AGOTP24
CLK
A60
Processor
Assembly-Level Troubleshooting
HP
8340B/41B

HP 8340b Specifications

General

Brand	HP
Model	8340b
Category	Inverter
Language	English