SATO CG4 Series - Page 77

Section 5: Troubleshooting
CG4 Series Service Manual Page 5-7
5.2 TROUBLESHOOTING FLOWCHART (cont’d)
5.2.3 Print Problems
Category
Symptoms
Causes Remedy
Maintenance
Refer to 5.2.2
Feed Problem
NO
YES
NO
Print
YES
YES
Replace thermal
head
NO
YES
NO
YES
NO
Is data input
OK?
Is connection
of head cable
OK?
YES
NO
No printing
motion
Is interface
cable connection
OK?
Is data input
OK?
Is board
connection
OK?
Connect
interface cable
Re-entry data
No print
(blank label)
Re-entry data
Is board
connection
OK?
Replace
Main PCB
Refer to 7.5 Main
Circuit Board
Replacement
Replace
Main PCB
Refer to 7.5 Main
Circuit Board
Replacement
Refer to 7.1
Print Head
Replacement
Check Feeding
condition
Check the
connection of
Main PCB
Check the
connection of
Main PCB
Turn off the
power and
connect print
head cable
NO
YES
Is correct
media loaded
(DT/TT)?
Load correct
media