3Com 6416SW manual LED is lit, Command, Is lit, Stays, Mode

5. Press the ATM Reset button on the 6416SW module.

6.If the ACTIVE LED still does not light, call your 3Com dealer or your 3Com representative.

MAINT	LED is lit		and you	have	not entered	the MAINTAIN	command.
Steps	to	Take:
1. Make		sure	that	the	console	cable is	plugged into the topmost RS-232 port on the
front		panel	of	the	6416SW module.
2.	Enter	the	BOOT	command.

MAINT

LED

is lit,

ONcore

stays

in Maintenance

Mode.

Steps

to

Take:

1. The

6416SW

is

badly plugged. Replug the 6416SW. When you feel that the

module

is

almost

inserted,

use

the levers to push it

in completely. (see

Figure 2-2

on

page 2-4.)

2.

A

pin

is

bent

on

one

of

the

6416SW

connectors. Check

the rear of the

6416SW.

3.

A

backplane pin

is

bent.

Check

the

backplane.

4. Hardware failure on the board. Record the error code of the prompt in the Maintenance Mode (for example,>>0020 >, then refer to “Maintenance Codes” on

page C-5.

7-8 ONcore ATM Switch/Control Module: Installation and User's Guide