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Chapter 2 - Hardware Installation
2-6
8. Place the MCU in a 23” rack and while supporting it, screw the mounting
brackets to the rack securing it with bolts and self-locking nuts.
Mounting the MGC-100 on a 19” Rack
The MGC-100 can be mounted in a 19” rack using the mounting kit (P/N-
KIT2026A). It is highly recommended that the 19” rack be located in an air-
conditioned room.
Figure 2-3 shows how to mount the MGC-100 on the 19” rack.
Figure 2-3: MCU Rack Mount
When the unit is installed on a rack, the rack must be properly grounded to the
central office ground. The rack must be grounded with two-hole compression-
type connectors using copper conductors (tinned or untinned). Wire, bus bar or
braided strap connectors are acceptable.
Power
L1
L2
L3
Critical
Majo r
Mino r
L0
PWR
IN
OUT
CONT
PWR
IN
OUT
PWR
IN
OUT
Line A
Line B
Stby
Fail
Active
Stb y
Fail
Active
Stb y
Fail
Active
Stby
Fail
Active
Stb y Stb y
Fail Fail
Active Active
Stby
Fail
Active
Stby Stby
Fail Fail
Active Active
Stby
Fail
Active
Stby Stby
Fail Fail
Active Active
Stb y
Fail
Active
Stb y
Fail
Active
Stb y
Fail
Active
NET-E1
MUX MUX DATA DATA VIDEO VIDEO VIDEO AUDIOVIDEO AUDIO
Stby
Fail
Active
AUDIOAUDIO
Line 6
Line 7
Line 8
Line 3
Line 4
Line 5
Line 1
Line 2
Line 6
Line 7
Line 8
Line 3
Line 4
Line 5
Line 1
Line 2
Line 6
Line 7
Line 8
Line 3
Line 4
Line 5
Line 1
Line 2
NET-8NET-8 NET-8
19" Attachment Ba
r