HP 7936 Support Manual page 208

GND
+45V
-45V
GND
+12V
-5.2V
-12V
GND
+5V
GND
SDO
SD1
SD2
SD3
SD4
SD5
SD6
SD7
GND
SRD-L
SWR-L
SDAV-L
SBF-L
INDEX-L
SPDSNS-L
(SSR-L) SCAP-L
POR-L
SPR-L
SRVER-L
S7937A02
DSOS-H
DSOS-L
DWC-H
DWC-L
~
-
-
-
-
-
A1J1
r---
1
2
3
L-
4
5
6
7
--
8
~
9
10
11
12
13
14
15
--
16
t=
17
18
t=
19
20
21
t=
22
23
24
·
25 ·
--
26
27
28
29
30
31
32
L-
33
34
--
35
-
.... 36
37
38
39
40
41
42
43
44
·
45
46
--
47
--
48
......
49
......
50
--
A 1 J2
RAGC-L
RAGC-H 2
SSEN-L 3
SSEN-H 4
DIDO 5
DID1 6
SGR 7
DAR 8
GND 9
10
11
12
DEDP 13
14
DEDN 15
16
17
18
DAGC 19
20
DEDBP 21
DEDAP 22
GND 23
24
SAGC 25
26
GND 27
28
SSMPP 29
30
SSMPN 31
32
GND 33
34
35
36
SMPBP
37
SMPAP 38
GND 39
40
41
MOTOR+
MOTOR-
GND
SERVO PCA-A1
(COMPONENT SIDE)
NOTE: Direction of signal flow
in and out of PCA-A1 is
t
_i~ i.:.a~d_a:. f~ ~w~
.,
B::I:~:T ~ O~~~L~
I
t---------""
2
J1
2
J2
49
50
...
...
Diagrams
7936 and 7937
TO READ/WRITE
PCA-A2P1
TO READ/WRITE
PCA-A2P2
Figure 12-13. Servo PCA-AI, Parts Location and Connector Pinout
12-23