Bixolon SRP-270 User Manual

Page of 85
 
Rev. 3.02 
- 71 -
SRP-270
 
Phenomenon 
Condition 
Cause 
Level
Check point & Method 
Repair Method 
Defective 

paper supply 
See cause   of phenomenon 1
 
Deformation 

of the Spring 
Roller 
See cause   of phenomenon 1
 
Wear of the 

Rubber Roller 
See cause   of phenomenon 1
 
The Shaft 

Roller rotates 
malfunction 
See cause   of phenomenon 1
 
Wear or 

damage of the 
teeth of the 
gears 
See cause   of phenomenon 1
 
Deformation 

of the Platen 
Paper Guide 
710 
·Check if Platen Paper 
Guide has become 
deformed 
·If deformed, replace 
it with a new platen 
Paper Guide 
8. Uneven 
paper 
feeding pitch 
Uneven line 
spacing of the 
printed paper 
Bad turning 

of gear 
See cause   of phenomenon 1
 
The ratchet 

of Ribbon 
Cassette is 
damaged or 
worn out 
A ·Check 
whether 
the 
ratchet of Ribbon 
Cassette is damage or 
worn out 
·Replace it if 
damaged or worn 
out 
9. Ribbon 
mechanism 
does not 
function 
Despite normal 
operation of 
the printing 
mechanism, 
the ribbon not 
feed 
Wear or 

damage of the 
teeth of the 
gears 
A ·Check 
ribbon 
feed 
Assy and gear 
reduction a, b, c for 
wear of damage 
·If there is wear or 
damage, replace it 
Other 

substances 
may exist in 
paper passing 
track 
·Check if other 
substance may exist 
in paper passing track 
·Clean out any 
particles with a 
vacuum cleaner 
10. Defective 
paper 
insertion 
When the 
paper is 
inserted, it 
jams or does 
not come out to 
the exit 
Method of 

paper insertion
·Check if paper is 
inserted according to 
the method described 
·Always insert the 
paper according to 
the method 
described 
Betraying 

from damage 
or transforming 
of spring 
solenoid 
·Check betraying or 
damage, transform of 
spring solenoid 
·Substitute with new 
spring or reconnect 
it  
·In case of damage 
or transform of it, 
substitute by new 
spring 
 
·Check betraying from 
spring shift clutch and 
damage and 
transform of it 
·Substitute with new 
spring or reconnect 
with it in case of 
betraying 
·In case of damage 
or transform of it, 
substitute by new 
spring 
11. No 
working on 
ribbon 
shifting 
No working of 
ribbon shifting 
in spite of 
normally 
moving printing 
Attrition or 

damage of shift 
cam shift 
 ·Measure 
exterior 
diameter of spring 
shift clutch and check 
with eyes 
·In case of attrition or 
damage, substitute 
them