ADC Soneplex Broadband System Operation And Maintenance Manual page 54

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.
HIGH SPEED UNITS
HSW HSP MXW
Figure 502-1. Soneplex Broadband Chassis (Front View) Mounting Slot for MPU
ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance
MXP TAU
1-1 1-3 2-1 2-3 3-1 3-3
1-2 1-4 2-2 2-4 3-2 3-4
M
P
U
STATUS
C
R
A
F
T
RESET
Figure 502-2. MPU Front Panel
LOW SPEED UNITS
4-1 4-3 5-1 5-3 6-1 6-3 7-1
4-2 4-4 5-2 5-4 6-2 6-4 7-2
1749-B
© 2000, ADC Telecommunications, Inc.
DLP-502
Page 2 of 2
APU
7-3
A
P
U
M
P
U
7-4 MPU
8025-A
2-31