IBM 1400 (2611) manual Check Procedures, wrench

Check Procedures

Use the following procedure as a guide for comput lems.

Notes:

1.The diagnostic tests are intended to test only products. Non-IBM products, prototype cards, or ified options can give false errors and invalid responses.

2. Some test items require tools as shown below:

Ÿ Audio wrap cable (P/N: 65G5180)

ŸErasable 2HD diskette

Ÿ	Parallel: Wrap plug (P/N: 72X8546)
Ÿ	Parallel: Test cable (P/N: 05K2580)
Ÿ	Serial: Wrap plug (P/N: 72X8546)
Ÿ	PCMCIA:	PC test card			(P/N:		35G4703)
Ÿ	CD-ROM/DVD-ROM: Any data and audio CDs
Ÿ	Screwdriver		kit	(P/N:		95F3598)
Ÿ	Screwdriver		kit	(P/N:		05K4693)
Ÿ	Torque	screwdriver			(P/N:		05K4695)
Ÿ	5mm socket		wrench	(P/N:		05K4694)

ŸThinkPad i Series 1400 Diagnostics Diskette (3

diskette pack, P/N: 09N1020)

ŸThinkPad i Series 1400 Maintenance Diskette (P/N: 09N1025)

1.Obtain the failing symptoms in as much detail a sible.

2.Verify the symptoms by attempting to recreate

failure by running the diagnostic test or by r the same operation.

3. Use the following table with the verified sym determine which page to go to. Search the symp column and find the description that best matche your symptom; then go to the page shown in the to" column.

Symptoms		(Verified)			Go	to
Power		failure.		(The	“Power		Systems	Check” on
power-on indicator does					notpage 111, then use table in
go	on	or	stay on.)		“Power-Related			Symptoms”
					on	page 128.
POST	does		not	complete.	“Symptom-to-FRU Index” on
No	beeps		or error		page 122, then use table in
codes/messages are indi-“No Beep Symptoms” on
cated.					page		124.

POST detected an error and“Symptom-to-FRU Index” on displayed numeric error page 122.

code with error message.

110 ThinkPad i Series 1400 HMM