PC Server 720 - LEDs, system board and adapter

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Document ID: DDSE-3QRMP8

PC Server 720 - LEDs, system board and adapter

Applicable to: World-Wide

LEDs - System Board and Adapter

LED(s) are located on the system board, bridge card, processor card, and memory card. The LEDs indicate conditions listed on the following pages.

Component

LED On

LED Off

System Board Slot LEDs:
B1 (bridge card slot)

During and after normal initialization of the bridge card

-Software problem preventing initialization of the card
-Defective LED
-Defective bridge card

M1 (memory card slot)

During initialization of the memory card

Successful initialization of the memory card complete

M2/P1 (with memory card installed)

During initialization of the memory card

Successful initialization of the memory card complete

M2/P1 (with processor card installed)

During initialization and when there is activity on the processor

-No activity on the processor
- Software problem preventing initialization of the card
-Defective LED
- Defective processor card

P2 thru P6 (with processor card
installed)

During initialization and when there is activity on the processor

-No activity on the processor
- Software problem preventing initialization of the card
- Defective LED
- Defective processor card

Micro Channel slots

When the computer is powered-off

When the computer is powered-on

Bridge card LED

During and after normal initialization of the bridge card

- Software problem preventing initialization of the card
- Defective LED
- Defective bridge card

Memory card LED(s)

During initialization of the memory card

Successful initialization of the memory card complete

Processor card LED(s)

During initialization and when there is activity on the processor

-No activity on the processor
-Software problem preventing initialization of the card -Defective LED
-Defective processor card

Search Keywords

Hint Category

Hardware Maintenance Information

Date Created

20-08-96

Last Updated

30-09-98

Revision Date

29-09-99

Brand

IBM PC Server

Product Family

PC Server 720

Machine Type

8642

Model

TypeModel

Retain Tip (if applicable)

Reverse Doclinks
and Admin Purposes

Component	LED On	LED Off
System Board Slot LEDs: B1 (bridge card slot)	During and after normal initialization of the bridge card	-Software problem preventing initialization of the card -Defective LED -Defective bridge card
M1 (memory card slot)	During initialization of the memory card	Successful initialization of the memory card complete
M2/P1 (with memory card installed)	During initialization of the memory card	Successful initialization of the memory card complete
M2/P1 (with processor card installed)	During initialization and when there is activity on the processor	-No activity on the processor - Software problem preventing initialization of the card -Defective LED - Defective processor card
P2 thru P6 (with processor card installed)	During initialization and when there is activity on the processor	-No activity on the processor - Software problem preventing initialization of the card - Defective LED - Defective processor card
Micro Channel slots	When the computer is powered-off	When the computer is powered-on
Bridge card LED	During and after normal initialization of the bridge card	- Software problem preventing initialization of the card - Defective LED - Defective bridge card
Memory card LED(s)	During initialization of the memory card	Successful initialization of the memory card complete
Processor card LED(s)	During initialization and when there is activity on the processor	-No activity on the processor -Software problem preventing initialization of the card -Defective LED -Defective processor card

	Search Keywords
	Hint Category	Hardware Maintenance Information
	Date Created	20-08-96
	Last Updated	30-09-98
	Revision Date	29-09-99
	Brand	IBM PC Server
	Product Family	PC Server 720
	Machine Type	8642
	Model
	TypeModel
	Retain Tip (if applicable)
	Reverse Doclinks and Admin Purposes