Agilent Technologies 8590 Series Service Manual page 277

Table 5-7 A15 Motherboard Pin Designations (Continued)
Mnemonic
A7
ADR3
ADR4
ANA_TEST
AUX_IF
AUX_IF_BP
b
AUX_VIDEO
BW5
24
BW6
54
BW7
25
b
COUNT_IF
CRD_ANLG_1
CRD_ANLG_2
DCOM 11,
16,
35,
38,
43, 48
DISCRIMINATO
R
b
EXT_HSWP
b
FAN
WRUP
b
HSWP
IFA1
58
IFA2
29
A8 A9
37
8
31
c
c
c
14-17,
33-36
21
c
8
50 c
37
c
c
Chapter 5
Troubleshooting the A15 Motherboard Assembly
Instrument Assemblies
A11 A12
30
31
32
4
3
Troubleshooting the IF Section
A13 A14 A16
c
42
c
13
c
31
b, c
22
b, c
22
c
7
30
31
32
c
3
c
5
16,
21,
40,
43,
48, 53
c
28
54
c
58
Card
a
Cages
Slots 1,
2, 3, 4
43
14
30
7
3
5
17, 22,
41, 44,
49, 54
55
57
277