IBM Aptiva 2159, Hardware Maintenance Service

Page: 88 / 214

(continued)
006 (continued)
– With the system powered off, check the Access Station cable for
continuity.
–
PWR
GOOD
– +
3
.7
5 t
o
6
.2
5
V d
c
– +
9
t
o
1
5
V d
c
– -
9
t
o
-
1
5 V d
c
GN
D
– -
3
.7
5 t
o
-
6
.2
5 V d
c
– +
3
.7
5 t
o
6
.2
5
V d
c
Pin
1
Pin
12
Figure 2-1. System Board Power Supply Connectors (Bottom View)
5 V dc 12 V dc
4 1
Figure 2-2. Hard Drive or CD-ROM End of Power Cable
1 4
5 V dc 12 V dc
Figure 2-3. 3.5-In. Diskette Drive or Host Card End of Power Cable
(Step 006 continues)
2-36
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