Internet Router Hardware Guide

M160 Internet Router Hardware Guide
11 . Reinstall the rear lower impeller by sliding it back into the chassis and
tightening the thumbscrew at each corner of the impeller cover. For complete
instructions, see “Installing the Rear Lower Impeller Assembly” on page 155.
12. Order new fuses from an electrical supply house to replace the spares in the
J244 group. The Cooper Bussman product number for each fuse is GMT- X ,
where
X is the amperage rating. For example, product number GMT-15 is
a 15-A fuse, required for an FPC.
Figure 106: Fuse Locations in the Fuse Box
J240
A
B
C
D
J241
ABCD
J244
ABCD
J242
ABCD
J243
ABCD
MCS0 12A
MCS1 12A
SFM0 10A SFM1 10A SFM2 10A
FPC4 15A
FPC2 15A
FPC1 15A
FPC0 15A
PCG0
1A
15A
SFM3 10A
SPARE 1A
SPARE 10A SPARE 12A SPARE 15A
FPC7 15A FPC6 15A FPC5 15A
1238
1A
PCG1
FPC3
Table 25: Fuse Specifications
Indicator Bulb
Color Component Fuse Rating Quantity Locations
Red and blue
FPC 15 A 9
J240 A, B, and C
J241 B and D
J242 A
J243 C and D
J244 D (spare)
Yellow and green
MCS 12A 3 J242C
J243 A
J244 C (spare)
Red and white
SFM 10 A 5 J241 A
J242 B and D
J243 B
J244 B (spare)
Gray PCG 1 A 3 J240 D
J241 C
J244 A (spare)
206 R eplacing Power System Components