TroubleshootingSymptom Charts/Peripherals (Continued) - 23

Peripherals (Continued)

No response to any

1

Check keyboard connection to ADB port.

key on keyboard

2

Replace keyboard cable.

 

3

Replace keyboard.

 

4

Reseat ROM, RAM, and cache SIMMs, and reseat terminator

 

5

card.

 

Replace logic board. Retain customer’s SIMMs.

Known-good serial

1

Verify that system software is version 7.1.2 or later

printer does not work

2

(9150) or 7.5 or later (9150/120).

 

Verify that Chooser is set correctly.

 

3

Replace printer interface cable.

 

4

Reseat ROM, RAM, and cache SIMMs, and reseat terminator

 

5

card.

 

Replace logic board. Retain customer’s SIMMs.

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Image 49
Apple 9150 manual TroubleshootingSymptom Charts/Peripherals