TP 380Z - Indicator/infrared related symptoms

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Service Hints & Tips

Document ID: LWIK-3XNQW2

TP 380Z - Indicator/infrared related symptoms

Applicable to: World-Wide

The following information is intended for IBM Dealers and Authorized Servicers only. Customers attempting to follow any of the procedures below may void their warranty.

Indicator-Related Symptoms

Symptom / Error

FRU / Action in Sequence

The indicator incorrectly remains off or on, but the system runs correctly

1. System board
2. DC/DC card

The battery power status indicator blinks from green, yellow, to orange

1. Check that a correct battery is installed
2. Battery pack
3. DC/DC card
4. System board

The battery indicator does not turn on when the battery is installed

1. DC/DC card
2. Battery pack
3. System board

Infrared related symptoms

Symptom / Error

FRU / Action in Sequence

Unable to communicate using the Infrared (IR) Port

1. Make sure the setup for the IR is correct. Use the ThinkPad Configurations utility.
2. Make sure there are no fluorescent lights near the computer. The computer may receive optical noise from the fluorescent light.
3. Run the advanced diagnostic test. If an error occurs and a FRU code is displayed, replace the parts shown by the FRU code.

Search Keywords

Hint Category

Hardware Maintenance Information

Date Created

24-08-98

Last Updated

19-01-99

Revision Date

19-01-2000

Brand

IBM ThinkPad

Product Family

ThinkPad 380Z

Machine Type

2635, 2636

Model

Various

TypeModel

Retain Tip (if applicable)

Reverse Doclinks
and Admin Purposes

Symptom / Error	FRU / Action in Sequence
The indicator incorrectly remains off or on, but the system runs correctly	1. System board 2. DC/DC card
The battery power status indicator blinks from green, yellow, to orange	1. Check that a correct battery is installed 2. Battery pack 3. DC/DC card 4. System board
The battery indicator does not turn on when the battery is installed	1. DC/DC card 2. Battery pack 3. System board

Symptom / Error	FRU / Action in Sequence
Unable to communicate using the Infrared (IR) Port	1. Make sure the setup for the IR is correct. Use the ThinkPad Configurations utility. 2. Make sure there are no fluorescent lights near the computer. The computer may receive optical noise from the fluorescent light. 3. Run the advanced diagnostic test. If an error occurs and a FRU code is displayed, replace the parts shown by the FRU code.

	Search Keywords
	Hint Category	Hardware Maintenance Information
	Date Created	24-08-98
	Last Updated	19-01-99
	Revision Date	19-01-2000
	Brand	IBM ThinkPad
	Product Family	ThinkPad 380Z
	Machine Type	2635, 2636
	Model	Various
	TypeModel
	Retain Tip (if applicable)
	Reverse Doclinks and Admin Purposes