Table 5-4. Disk Drive Status LED Panel Indicators

LED

Status

Description

Response

Disk

Off

Disk drive not present

None required (normal)

Drive

 

 

 

Present

 

 

 

 

Green

Disk drive present

None required (normal)

Disk

Off

Not accessing disk drive

None required (normal)

Drive

 

 

 

Activity

 

 

 

 

On

Accessing disk drive

None required (normal

Disk

Off

No alarms

None required (normal)

Drive

 

 

 

Status

 

 

 

 

Amber

Disk drive failure

Replace disk drive.

 

 

 

 

 

Table 5-5. System Status Abnormal Conditions

 

 

LED (Amber)

Conditions

 

 

System Status

Chassis intrusion (front cover)

 

Unit fan alarm

 

Memory multi-bit error (SERR)

 

P6 bus error (SERR)

 

Thermal sensor

 

Temperature

 

Voltage

 

CPU thermal trip

 

PCI PERR# (OPB/ESC detect)

 

PCI SERR#

 

CPU internal error

 

WDT

 

IOCHK

 

 

5-16 Problem Solving

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NEC HX4500 manual Disk Drive Status LED Panel Indicators