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GV30N TROUBLESHOOTING MANUAL
RESPONDING TO ALARMS
VERSION 0.1 2014-11-01
PAGE 4.1.73
Power Supply Interface PWB Replacement
Using
as a guide, replace
one of the
power supply interface PWB (A1
, A17, A33
) as
follows:
Figure 4.1.30: Power Supply Interface PWB Location
1.
Turn off and lock out the transmitter’s main ac power, and UPS source (to LVPS modules), if
applicable.
2.
Identify the suspect power supply interface PWB, using the associated transmitter alarms, noting
there are three [A1 (Rack 1), A17 (Rack 2) and A33 (Rack 3)].
3.
Remove the transmitter’s
appropriate
lower, rear panel and open the front door.
4.
From the front of the transmitter, pull the power supply modules that are mated with the
suspect
power supply interface PWB forward so that they disengage from the PWB.
Power Supply
Interface PWB
(Rack 1)
A1
Power Supply
Interface PWB
(Rack 2)
A17
PARTIAL REAR VIEW
(panels removed)
Power Supply
Interface PWB
(Rack 3)
A33
Summary of Contents for GV30N
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Page 8: ...GV30N TROUBLESHOOTING MANUAL PAGE 4 VIII VERSION 0 1 2014 11 01...
Page 92: ...GV30N TROUBLESHOOTING MANUAL PARTS LISTS PAGE 4 2 10 VERSION 0 1 2014 11 01...
Page 318: ...VERSION 0 1 2014 11 01 SD 32 Figure SD 32 NAE107A or NAE107A 01 Exciter...
Page 327: ...VERSION 0 1 2014 11 01 SD 41 Figure SD 41 NAFP109B Output Power Probe and Sample PWBs...
Page 337: ...GV30N TROUBLESHOOTING MANUAL MECHANICAL DRAWINGS PAGE 4 5 4 VERSION 0 1 2014 11 01...
Page 351: ...VERSION 0 1 2014 11 01 MD 14 Figure MD 14 NAPA31C Power Amplifier PWB Q1...
Page 363: ...GV30N TROUBLESHOOTING MANUAL LIST OF TERMS PAGE 4 6 2 VERSION 0 1 2014 11 01...
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