Memory checkout – IBM THINKPAD 760C/CD (9546) User Manual

Page 43

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Symptom

Go to

POST detected an error and
displayed numeric error
codes.

“Symptom-to-FRU Index” on
page 41, and then use the
Numeric Error Codes table.

Power failure.
(The power indicator does
not go on or stay on.)

“Power Systems Checkout”
on page 35.

Symptoms cannot be
recreated.
(Intermittent problems.)

Use the customer reported
symptoms and go to
“Symptom-to-FRU Index” on
page 41.

TrackPoint III will not work

“TrackPoint III Checkout” on
page 34.

Memory Checkout

Depending on the model, the memory size that is available
for customer use appears differently. See the following
table for the available memory size of each card.

System
Board

8MB
Memory
Board

Optional
SO-DIMM

Extended
Memory

Switch
Setting

640KB

8MB

0

7168KB

1,2,3,4

OFF

4

11264KB

1,2,3,4

OFF

16

23552KB

2 ON

1,3,4

OFF

640KB

16MB

0

15360KB

1,2,3,4,

OFF

4

19456KB

1,2,3,4

OFF

16

31744KB

2 ON

1,3,4

OFF

Note: Refer to “Memory Board Switch Settings” on page 83
for Memory Board Switch location.

Memory errors might stop system operations, show error
messages on the screen, or hang the system. The
computer detects memory parity errors but does not
correct them.

Use the following procedure to isolate memory problems.

Memory Error Notes

Ignore any references to parity errors.
Remove any installed PCMCIA memory cards.

ThinkPad 365 (2625)

31

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