TM 5-6675-320-14
Table 4-13. TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3.
COOLING FAN RUNS. EVERYTHING ELSE IS INOPERATIVE - Cont
NOTE
This action resets power supply if fault was caused by momentary low line
v o l t a g e.
4. PLATEN DOES NOT HOLD PAPER WHEN “CHART HOLD" IS ACTIVATED.
Check that paper is not wet and platen is clean.
(1) Clean platen if necessary.
(2) Replace paper.
5. NO RESPONSE TO PROGRAMMED COMMANDS.
Step 1.
Check to see if front panel ERROR lamp is lit.
( a ) I f l a m p i s n o t l i t , p r o c e e d t o s t e p 2.
(b) If lamp is on, correct improper program command.
Step 2.
Check that HP-IB Interface is connected and tight.
(a) If HP-IB Interface is properly connected, proceed to step 3.
(b) Connect and tighten HP-IB Interface.
Step 3.
Check that HP-IB Interface select code switch is set to 7.
(a) If code switch is properly set, proceed to step 4.
( b ) T u r n o f f c o n t r o l l e r ’ s p o w e r.
( c ) S e t s w i t c h t o 7.
( d ) R e - e n e r g i z e c o n t r o l l e r.
Step 4.
Perform operator’s HP-IB operational test (paragraph 4-6.2d).
Refer HP-IB to vendor for servicing.
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