Northern Telecom QCA146 Installation And Testing Instructions page 9

Figure 2-1
Front view of typical CE cabinet
QSD74
RPE Shelf
QPC190, QPC355
or QPC691
5/12V Converter
(Ill.5531273)
Peripheral Equipment
Shelf Position 4
Remote Peripheral Equipment
Shelf Position 2
1 2 3 4 5 6 7 8 9 10 1 1 12 13
Common Equipment
Shelf
QUX19
Q
Power
P
Distribution
C
Unit
7
QUAA3 0
Power Unit 5
QUX20
Power
CONV
Distribution
Unit 2
2-Mb/s Remote Peripheral Equipment
Peripheral Equipment
Shelf Position 5
Peripheral Equipment
Shelf Position 3
Peripheral Equipment
Shelf Position 1
Q
M
M
4
3
Mass
Storage
Module
-48 V
Rectifier
Description
Third
Tier
QSD66
Shelf
(or QSD74
Shelf for
Additional
RPE Loops)
Second
Tier
QSD66
Shelf
(or QSD74
Shelf for First
Three RPE
Loops)
First
Tier
Appendix 1 to 553-2741-200
2-5