TP 560/E - Beep/no beep symptoms

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Service Hints & Tips

Document ID: GKEY-3JYHRC

TP 560/E - Beep/no beep 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.

Beep Symptoms:

Symptom / Error

FRU / Action in Sequence

Continuous beeps.

System Board

One beep and a blank, unreadable, or flashing LCD.

1. Reseat the LCD connector.
2. LCD Assembly
3. System Board

One beep, and the message
Unable to access boot source.

1. Boot device
2. System Board

One long, two short beeps and a blank or unreadable LCD.

1. System Board
2. LCD Assembly

One long beep followed by four short beeps each time the power switch is operated.
(System cannot power-on due to low battery voltage.)

Connect the AC Adapter or install a fully charged battery.

One beep every second.
(System is shutting down due to low battery voltage.)

Connect the AC Adapter or install a fully charged battery
(allows system to complete shutdown before changing the battery).

Two short beeps with error codes.

POST error. See Numeric Error Codes

Two short beeps with blank screen.

System Board

No Beep Symptoms:

Symptom / Error

FRU / Action in Sequence

No beep, power-on indicator not on, and a blank LCD during POST.

1. Go to Power Systems Checkout.
2. System Board
3. Power sources

No beep, power-on indicator on, and a blank LCD during POST.

1. System Board

No beep, power-on indicator on, and a blinking cursor only during POST.

1. System Board

No beep during POST but system runs correctly.

1. Turn the volume up and check the speaker.
2. Speaker
3. System Board

Search Keywords

Hint Category

Hardware Maintenance Information

Date Created

14-07-97

Last Updated

19-08-98

Revision Date

17-08-99

Brand

IBM ThinkPad

Product Family

ThinkPad 560, ThinkPad 560E

Machine Type

2640

Model

Various

TypeModel

Retain Tip (if applicable)

Reverse Doclinks
and Admin Purposes

Symptom / Error	FRU / Action in Sequence
Continuous beeps.	System Board
One beep and a blank, unreadable, or flashing LCD.	1. Reseat the LCD connector. 2. LCD Assembly 3. System Board
One beep, and the message Unable to access boot source.	1. Boot device 2. System Board
One long, two short beeps and a blank or unreadable LCD.	1. System Board 2. LCD Assembly
One long beep followed by four short beeps each time the power switch is operated. (System cannot power-on due to low battery voltage.)	Connect the AC Adapter or install a fully charged battery.
One beep every second. (System is shutting down due to low battery voltage.)	Connect the AC Adapter or install a fully charged battery (allows system to complete shutdown before changing the battery).
Two short beeps with error codes.	POST error. See Numeric Error Codes
Two short beeps with blank screen.	System Board

Symptom / Error	FRU / Action in Sequence
No beep, power-on indicator not on, and a blank LCD during POST.	1. Go to Power Systems Checkout. 2. System Board 3. Power sources
No beep, power-on indicator on, and a blank LCD during POST.	1. System Board
No beep, power-on indicator on, and a blinking cursor only during POST.	1. System Board
No beep during POST but system runs correctly.	1. Turn the volume up and check the speaker. 2. Speaker 3. System Board

	Search Keywords
	Hint Category	Hardware Maintenance Information
	Date Created	14-07-97
	Last Updated	19-08-98
	Revision Date	17-08-99
	Brand	IBM ThinkPad
	Product Family	ThinkPad 560, ThinkPad 560E
	Machine Type	2640
	Model	Various
	TypeModel
	Retain Tip (if applicable)
	Reverse Doclinks and Admin Purposes