Agilent Technologies 8590 Series Service Manual page 278

Table 5-7 A15 Motherboard Pin Designations (Continued)
Mnemonic
A7
IFA3
59
IFA4
30
IFA5
60
IFG1
55
IFG2
26
IFG3
56
IFG4
27
IFG5
57
IFG6
28
INTERBUS
IOB0
IOB1
IOB2
IOB3
IOB4
IOB5
IOB6
IOB7
IOB8
IOB9
IOB10
IOB11
IOB12
IOB13
Troubleshooting the IF Section
Troubleshooting the A15 Motherboard Assembly
A8 A9
c
c
c
c
c
c
c
c
c
9
39
10
40
41
12
42
13
14
44
15
45
46
17
278
Instrument Assemblies
A11 A12
2
1
11
14
13
12
A13 A14 A16
38
39
40
14
44
5
45
46
17
47
18
19
49
20
50
51
22
Chapter 5
Card
a
Cages
Slots 1,
2, 3, 4
b
58
15
45
16
46
47
18
48
19
20
50
21
51
52
23