REF. CONTROL/INDICATOR FUNCTION
26 DC REGULATOR, B+ supply
status indicator
Bicolor LED indicator. Indicates status of +5 Volt supply on the DC Regulator board.
GREEN indicates normal operation; RED indicates +5 Volt supply fault.
27 DC REGULATOR, B- supply
status indicator
Bicolor LED indicator. Indicates status of B- supply on the DC Regulator board. GREEN
indicates normal operation; RED indicates B- Volt supply fault.
28 A/D CONVERTER, +15 V sup-
ply status indicator
Bicolor LED indicator. Indicates status of +15 Volt supply on the A/D Converter board.
GREEN indicates normal operation; RED indicates +15 Volt supply fault.
29 A/D CONVERTER, -15 V sup-
ply status indicator
Bicolor LED indicator. Indicates status of -15 Volt supply on the A/D Converter board.
GREEN indicates normal operation; RED indicates -15 Volt supply fault.
30 A/D CONVERTER, CONVER-
SION ERROR, status indicator
Bicolor LED indicator. GREEN indicates normal operation of analog to digital (A/D) con-
verter. RED indicates conversion error in A/D converter.
31 A/D CONVERTER, +5V sup-
ply status indicator
Bicolor LED indicator. Indicates status of +5 Volt supply on the A/D Converter board.
GREEN indicates normal operation; RED indicates +5 Volt supply fault.
Note 1
Use S4 on the LED board to display current RF status when PA supplies are off.
Note 2
This indicator is tied to red (blown fuse) indicators on the RF Amplifiers in the
PA section. Refer to Section C.
Table 3A-3. Status Panel, Controls and Indicators (Cont.)
Section IIIA - Controls and Indicators
Rev AA: 8/9/2000 888-2297-002 3A-5
WARNING: Disconnect primary power prior to servicing.
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