Click here to make tpub.com your Home Page

Page Title: Table 5-2. Control-interface Unit Troubleshooting - Continued
Back | Up | Next

Click here for thousands of PDF manuals

Google


Web
www.tpub.com

Home


   
Information Categories
.... Administration
Advancement
Aerographer
Automotive
Aviation
Construction
Diving
Draftsman
Engineering
Electronics
Food and Cooking
Logistics
Math
Medical
Music
Nuclear Fundamentals
Photography
Religion
   
   

 

TM 11-6625-2937-13
Table 5-2. Control-Interface Unit Troubleshooting--Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
13.
TEST NUMBER INDICATOR DOES NOT INDICATE PROPERLY (SOME SEGMENTS DARK, ETC.).
Check circuit card assembly A1 (para 5-29e).
Replace circuit card assembly Al (para 5-15).
14.
POWER ON INDICATOR LAMPS DSI LIGHTS, MODE/POWER INDICATOR LAMPS DO NOT LIGHT, AND
TEST NUMBER INDICATOR IS COMPLETELY DARK.
Step 1. Check + 5 V output of power supply AIPSI as follows:
(a) Plug STE extender card into connector AR position.
(b) Check for +5.0O0.I V between pin 43 (+) and pin 44 (-) on extender card.
(c) If voltage is correct, continue to step 2.
(d) If voltage is out of adjustment, adjust AIPSI (para 5-10).
(e) If voltage is missing check power supply terminals 3 (+) and 4 (-) for +5.0:0.l V. Replace defective power
supply (para 5-I8a).
Step 2. Check MODE/POWER indicator lamps and TEST NUMBER indicator for defective wiring (fig. FO-2,
and table 5-4). Replace defective wiring.
15.
TEST ADAPTER FAILURE.
Step 1 If you suspect one or more of the test adapters is not functioning properly, perform continuity tests using
the schematics in figure FO-4.
Step 2. Non-repairable items. Replace with good adapter.
5-6

Privacy Statement - Press Release - Copyright Information. - Contact Us

Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business