TM 11-7025-210-23
Table 4-3 . Troubleshooting Symptom Table -- Continued
INDICATORS
ITEM
SYMPTOM
LIT
PROBABLE CAUSE
CORRECTIVE ACTION
SEE PARAGRAPH
5.
PRINTS LIGHT ON ALL CHRACTERS
a. Ribbon does not move
1. Ribbon cartridge defective
1. Replace ribbon cartridge
2. Ribbon cartridge not
2. Replace ribbon cartridge
seated properly
support spring
3. Ribbon drive binding
3. Lubricate ribbon drive
4. Ribbon drive gears cracked
4. Replace ribbon drive
447
b. Ribbon moves
1. Ribbon worn - cartridge
2. Replace ribbon cartridge
needs replacement
6.
PRINTS DESIREO COLUMW PLUS ADDITIONHAL COLUIMIS
1. LOG board
1. Replace LOG board
2 LHD boards
2.Swap H=LHD boards. Replace
faulty board
4-23
a. Double line feed
Electrical
l
single called for
1. LOG board
1. Replace LOG board
4-23
too far from clutch
2. Linefeed solenoid
2. Replace Linefeed solenoid
defective
Mechanical
1. Adjust linefeed solenoid
2. Replace linefeed solenoid
4-44
d. Continuous line feeds
1. Linefeed solenoid
1. Adjust linefeed solenoid
4-44
when power is applied
or replace solenoid
4-43
e. No line feed
1. LOG boar
2. Mother bo
3. XPS boar
F. Multiple line or form feeds
1. Pushbutto
when applicable pushbutton
2. LOG boar
is pushed once
4-14