Packet and serial bus maintenance
Isolating and repairing packet-bus faults
232
Maintenance Procedures
December 2003
Figure 68: Packet bus leads on the backplane (front view)
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Front View
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Backplane
Separation
GND
GND
L8
H0
SB
H2
H4
SF
H6
H7
H8
SS CLK
+5v
+5v
+5v
+5v
+5v
L5
LP
L2
L4
L1
+5v
L7
GND
LF
GND
GND
GND
L3
GND
L6
GND
HP
H1
GND
H3
GND
H5
L0
GND
GND
Summary of Contents for CMC1
Page 1: ...Maintenance Procedures 555 245 103 Issue 1 1 December 2003 ...
Page 14: ...Contents 14 Maintenance Procedures December 2003 ...
Page 416: ...Additional maintenance procedures IP Telephones 416 Maintenance Procedures December 2003 ...
Page 426: ...Index X 426 Maintenance Procedures December 2003 ...