(continued)
007
(From step 005)
– Power off the system unit.
– Disconnect the riser card and any adapter card cables or connectors from
the system unit.
Note: When removing adapter cards, be careful not to change any
jumper or switch settings on the card.
– Power on the system unit.
DOES THE SYSTEM UNIT WORK CORRECTLY BY ITSELF?
Yes No
008
Go to “Start” on page 2-2.
009
– Power off the system unit.
– Reconnect the riser card.
– Do not install any adapter cards on the riser card.
– Power on the system unit.
– Check the voltages at pins B3, B5, B7, and B9 on the top of the riser
card.
B3 =
+
5 V dc
B5 =
−
5 V dc
B7 =
−
12 V dc
B9 =
+
12 V dc
2-44
Summary of Contents for Aptiva 2144
Page 2: ......
Page 18: ...xvi ...
Page 20: ...xviii ...
Page 50: ...1 30 ...
Page 153: ...Drive Front View Figure 4 25 Bay 4 3 5 In Repair Information 4 27 ...
Page 200: ...5 32 ...
Page 202: ...6 2 ...
Page 206: ...Assembly 2 Machine Type 2144 System Unit Interior SL I 5 4 3 8 7 6 1 10 2 9 13 12 11 7 4 ...
Page 213: ...Assembly 5 Diskette and Hard Disk Drives 5 1 4 3 5 5 2 Parts Catalog 7 11 ...
Page 215: ...Assembly 6 CD ROM Sound Cards Multimedia Models 3 9 1 2 8 7 4 6 5 Parts Catalog 7 13 ...
Page 226: ...7 24 ...
Page 245: ......