HP 8642A Operating Manual page 486

P/0 A2 MODULATION MODULE (08642-60123)
r
osc
DETECT
H G D -
PEAK DETECTOR
TPS
R52
4640
CR6
4 * m i .
C42
1000P
R182
I k
- w \ —
J_5
"GUARD
TRACE
U36B
16
^i
U37D
- & X 4
^
+ 15V
PHOTECTED
1 4 G P >
POWER SUPPLY
AND GND
uQD-
L _
SERIAL PREFIX; 2427A
POWER SUPPLY AND GND
+ 15V PTCTD
£
+ 1 5 V ( F 1 )
■ + 5 V ( F J )
- 1 5 V ( F l )
- 5 V I F 1 J
^