Sanyo ECR-238 - Page 28

When the Printeris abnormal
Check the Printer cable pins with even span
and inserted into the connectors correctly.
Motor
keep runing?
No Yes
Be printing Yes
a report?
No
RES signal from _No
C6 is OK?
@)— Yes
PM signal from~No
IC! is OK?
Yes
Mortor signal
at 5-pin of
CP15 is Ok
Is PF key No
works?
Yes
Irregular
movement,
No Yes
PT signal
is OK?
No
Yes
Go to (8)
‘Wait a while until
finish printings
- Check the RES line
‘Check the PM line
between !C] and Q5
‘Check the Motor
drive circuit
-Check the printer
‘Go to (a) above.
‘Check the Printer
‘Check the IC]
Missing
Wrong
character?
some Digit?
‘Check the I1C3,4
‘Check the IC1
‘Check the printer
‘Check the PT line
‘Check the !C1
‘Check the printer
-Check the printer
(4) Check points for the Keyboerd.
operation?
Accept
CLEAR key?
kO~k4
signal Ok?
Key-code
is OK?
“96—
Keys not work correctly
Check the Keyboard cable
the connectors CP13 and CP14 correctly.
Display shows
error by key
inserted into
‘Check your operation
‘Check your program
‘Check RAM(1C2)
‘Check [C1 or Mode lock
‘Check the !C1
‘Check the !C8
‘Check the iC]
‘Check Keyboard
-Assign = your
customizing key
-Check the IC!