User's Manual

AW 96 Series System Installation Manual
___________________________________________________________________________
AirWalk Proprietary and Confidential Page 31 of 72 6/14/2006
5.4.2 Sector RU Power Supply Unit (PSU) [AC powered models only]
The RU PSU (Power Supply Unit) is equipped with both indicators and a small numeric
display. The indicator and display functions relate only to power supply operation for the
RU and are described in the following pictures and tables.
Note that only AC powered models are equipped with the PSU module.
PSU
NOR
FAIL V-adj SEL
+27 - V
+27 - A
+12 - V
Figure 5-6 - RPSU Panel Diagram
Figure 5-7 RPSU Panel Photo
Name Color On Off Note
1 NOR Green Normal Abnormal
RPSU power normal
operation indicator
2 FAIL RED Fail Normal RPSU power fail indicator
3 +27-V Green Select Non-Select
+27V Voltage select by
SEL push switch
4 +27-A Green Select Non-Select
+27V Current select by SEL
push switch
5 +12-V Green Select Non-Select
+12V Voltage select by
SEL push switch
Table 5-1 - RPSU Indicator Codes