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ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance
2-31
© 2000, ADC Telecommunications, Inc.
DLP-502
Page 2 of 2
7. If there is power at both of the connections (A and B), remove and replace the MPU with a
new one.
8. If STATUS indicator is red, this indicates an MPU hardware failure. Remove and replace
the MPU with a new one.
Stop! You have completed this procedure.
8025-A
LOW SPEED UNITS
HSW HSP TAU
APU
MPU
MXPMXW
1-31-1 2-1 2-3 3-1 3-3 4-1 4-3 5-1 5-3 6-1 6-3 7-1 7-3
1-41-2 2-2 2-4 3-2 3-4 4-2 4-4 5-2 5-4 6-2 6-4 7-2 7-4
A
P
U
M
P
U
HIGH SPEED UNITS
Figure 502-1. Soneplex Broadband Chassis (Front View) Mounting Slot for MPU
STATUS
RESET
C
R
A
F
T
1749-B
M
P
U
Figure 502-2. MPU Front Panel