HP 8340B Manual page 78

A36
Pin
I/O
Pin
1
16
2
17
3
18
4
19
5
20
6
21
7
22
8
23
9
24
10
25
11
26
12
27
13
28
14
29
15
30
Mnemonic
GNO
GND
DB8
DB9
DB10
DB11
LCK4
GND
GND
GND
GND
GND
GND
GND
GND
SW1
PH1
GND
PH2
GND
GND
-10V
-10V
+12VU1 ADJ
-H2VU1 ADJ
GND
GND
+5.2V
+5.2V
Levels
0V
ov
TTL
TTL
TTL
TTL
TTL
(LOW TRUE)
OV
OV
OV
OV
OV
OV
OV
OV
TTL
0 TO +5V
OV
OTO
+5V
OV
OV
-10V
-10V
+
10.5V
+ 10.5V
OV
OV
+5.2V
+5.2V
Source
A62 STAR GND
A62 STAR GND
*
*
*
XA59P1-52
A62 STAR GND
A62 STAR GND
A62 STAR GND
A62 STAR GND
A62 STAR GND
A62 STAR GND
A62 STAR GND
A62 STAR GND
XA42P1-32
A6R12
A62 STAR GND
A62R13
A62 STAR GND
A62 STAR GND
XA53P1-12,13,31,32
XA53P1-12.13
31 32
XA5P1-10
XA52P1-10
A62
STAR GND
A62 STAR GND
XA52P1-17,18,41,42
XA52P1-17,18,41,42
Destination
*G
*G
•THRU A62R7 TO B
•THRU A62R8 TO B
•THRU A62R9 TO B
•THRUA62R10TOB
•THRUA62R11TOB
*G
*G
*G
*G
*G
*G
*G
*G
*E
A
*G
A
*G
*G
*THRU A62L8 TO G
'THRU A62L8 TO G
•THRU A62L2 TO G
•THRU A62L2 TO G
*G
*G
'THRU A62L1 TO G
•THRU A62L1 TO G
A
single letter in
the source or destination column refers to
a
function block on this
assembly schematic.
An asterisk
(*)
denotes multiple
sources or destinations; refer to the
A62 motherboard
wiring list for
a
complete representation of
signal sources and destinations.
HP 8340B/41B
Assembly-Level Service After Service Safety Checks