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NG1000 Troubleshooting Manual
Responding to alarms
Page 1-24
Issue 0.4 2010-10-12
Button/LED PWB Replacement
See Figures
MD-1
and
MD-2
in the Mechanical Drawings section (Section 6) of this manual.
1. Turn off the transmitter system and disconnect (or disable) its ac power sources.
2. Open the system cabinet’s rear door and locate the system controller (A1).
3. Disconnect all cabing from the rear of the system controller. Remove the system controller
from the system cabinet, noting it is secured using four front panel screws.
4. Place the system controller - top side up - on a suitable work surface. Remove the system
controller’s top cover, noting it is secured using M3 screws.
5. Disconnect ribbon cable connector W1P2 from the button/LED PWB (A1A2).
6. Remove the six M3 screws that secure the button/LED PWB to the system controller’s
front panel. Retain hardware.
7. Remove the button/LED PWB from the system controller, noting many of its parts
protrude through the front panel.
8. Locate or obtain a replacement button/LED PWB (Nautel Part # NAPX39). Reverse
Step 1
through
Step 7
to reinstall the new button/LED PWB. The transmitter should resume
normal operation and any associated alarms should clear.
Summary of Contents for NG1000
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Page 8: ...NG1000 Troubleshooting Manual Table of contents Page viii Issue 0 4 2010 10 12 ...
Page 10: ...NG1000 Troubleshooting Manual Page x Issue 0 4 2010 10 12 ...
Page 14: ...NG1000 Troubleshooting Manual Page xiv Issue 0 4 2010 10 12 ...
Page 22: ...NG1000 Troubleshooting Manual Page xxii Issue 0 4 2010 10 12 ...
Page 56: ...NG1000 Troubleshooting Manual Responding to alarms Page 1 34 Issue 0 4 2010 10 12 ...
Page 122: ...NG1000 Troubleshooting Manual Wiring connector lists Page 3 10 Issue 0 4 2010 10 12 ...
Page 128: ...NG1000 Troubleshooting Manual Reading Electrical Schematics Page 4 6 Issue 0 4 2010 10 12 ...
Page 153: ...Issue 0 4 2010 10 12 MD 6 Figure MD 6 NAPE82 Exciter Control PWB ...
Page 159: ...Issue 0 4 2010 10 12 MD 12 Figure MD 12 NAPA24 PA PWB C1 C2 C8 Q1 ...
Page 162: ...NG1000 Troubleshooting Manual List of terms Page 6 2 Issue 0 4 2010 10 12 ...
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