QCT JB4242, Руководство пользователя, Страница: 15 / 29

A
BOUT THE
S
YSTEM
A T
OUR OF THE
S
YSTEM
1-8
Power Supply Unit
Figure 1-6. Power Supply Unit Overview
Note:
The message shown on the CLI console for PSU installed to system will be [Normal]
if the power cord is disconnected. Cold redundant is available when showing [Mas-
ter] or [Slave]on CLI console for the PSU installed.
Table 1.6: PSU rear view
N
O
. N
AME
D
ESCRIPTION
1 Fan Cooling the Power Supply Unit (PSU).
2 PSU LED
Lights for PSU status.
 Off: No AC power
 Amber On: Failed
 Green On: Status Good
 Green Blinking (1 sec/on, 1 sec/off, 0.5Hz) : Standby Mode
 Green Blinking (0.5 sec/on, 0.5 sec/off, 2Hz): Sleep PSU in Cold
Redundant / Off Mode
3 Socket Connects to power cord.
4 Latch Press to release the latch.
5 Handle
Pull out and hold the handle with hands for removing the PSU from the
chassis bay.
1 2 3
5
4