20
Chapter 4
Switch and LED indicators
This section discusses the different LED indicators located on the :
•
Front panel
•
Hot-plug HDD carrier
•
Rear panel
•
LAN port
Knowing what each LED indicator signifies can aid in problem diagnosis and troubleshooting.
Front panel LED indicators
LED indicator
LED color
LED state
Status
Power
indicator
Green
On
S0: Power ON
Green
Blinking (1Hz at 50%
duty cycle)
S1: Sleep
N/A
Off
S4
N/A
Off
S5
Status/fault
indicator
Red
On
Overheat
Red
Blinking 1 Hz
Fan fail
Red
Blinking 1/4 Hz
Power fail
LAN activity
indicator
Green
On
LAN Link / No Access
Green
Blinking
LAN Access
N/A
Off
Disconnect / Idle
System ID
indicator
Blue
On
System identification
Blue
Blinking (1 Hz at 50%
duty cycle)
IPMI-activated
Summary of Contents for AW2000ht-AW170ht F1
Page 1: ...Acer AW2000ht Service Guide PART NO PRINTED IN TAIWAN ...
Page 18: ...12 Chapter 2 ...
Page 28: ...22 Chapter 4 System block diagram ...
Page 30: ...24 Chapter 5 Mainboard connectors ...
Page 34: ...28 Chapter 5 ...
Page 72: ...66 Chapter 8 ...
Page 89: ...Chapter 10 83 ...
Page 90: ...84 Chapter 10 ...
Page 91: ...Chapter 11 85 Information unavailable BIOS POST Error Messages List Chapter 11 ...
Page 92: ...86 Chapter 11 ...