To Replace The Cpu Board - GE Datex-Ohmeda Aisys Carestation Reference Manual

9.11.4 To replace
the CPU board
M1046983 04/08
1. Remove the connector panel assembly (21) — two screws.
2. Disconnect the following cables:
• Inverter harnesses (A)
• Right membrane switch flex-cable at ZIF (zero insertion force) connector (B)
• Speaker cable (C)
• Encoder assembly cable (D)
• Lower membrane switch flex-cable at ZIF (zero insertion force) connector (E)
• Fan cable (F)
• LCD cable (G)
• Left membrane switch flex-cable at ZIF (zero insertion force) connector (H)
I
A
B
(21)
C
D
3. Remove the remaining four screws (I) that hold the CPU board to the mounting plate.
4. Remove the CPU board from the mounting plate.
5. Transfer the battery (5) to the new CPU board.
6. Reassemble in reverse order.
7. Download the latest software (Section 8.2).
8. Reconfigure the Machine Configurations (Install/Setups).
9. Affix a new Key Code and Board ID label to the display's rear enclosure.
(5)
I
E F
9 Repair Procedures
I
H
G
I
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