Internet Router Hardware Guide

Hardware Component Over view
Figure 17: Original Power Supply
C
B
O
N
C
B
O
F
F
O
U
T
P
U
T
O
K
N
O
A
I
R
F
L
O
W
P
E
M
S
E
L
F
T
E
S
T
1219
Figure 18: Enhanced P ower Supply
CB ON
TURN OFF CIRCUIT
BREAKER BEFORE REMOVING
OR INSERTING PEM.
INSERT PEM THEN
TURN ON CIRCUIT
BREAKER AFTER 1 MINUTE.
ENHANCED PEM
CAUTION
CB OFF
OUTPUT OK
PEM
SELF TEST
1266
TIGHTEN THESE SCREWS FIRST
Table 12: States for Power Supply LEDs
Label Color State Description
CB ON
Green
On steadily Po wer supply is inserted correctly and is receiving
power. Circuit breaker is on.
On steadily Power supply is inserted and is functioning
normally.
OUTPUT OK Blue
Blinking Power supply is not functioning, is sta rting up, or is
not properly inserted, or airflow is not sufficient.
Power System 37