Maintenance-Object Repair Procedures
555-233-143
8-394 Issue 1 May 2002
AC-Powered Cabinets
AC Power-Distribution Unit and Battery
Charger (J58890CE-2)
Figure 8-15 on page 8-395 shows an AC power-distribution unit (List 9 or List 10).
This unit sits at the bottom of some multicarrier cabinets.
Carrier Port Power Supplies — Multicarrier Cabinets
Code
System
Power Output (VDC) Location
631DA AC +5 Left side
631DB AC -48/-5 Right side
644A DC +5 Left side
645B DC -48/-5 Right Side
TN755B 165 Slots 17 and 18
631WA/AR AC +5 Left side
631WB/BR AC -48 Right side
TN736 AC -5 Used with 631
TN752 AC 165/-5 WA/WB or AR/AB
649A AC -48 at 10 Amps
+5 VDC and -5
VDC at 6 Amps
Right side on control and port
carriers. Left and right side on switch
node carriers.
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