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(4) No motor rotates when the original is inserted.
=
>
NO
1s/S1 (CN6, pin No. 14) low?
~.— —–..-—
i
Check the connection
of CN6 (M-l).
_.—
YES
~Acheckthesl
""-
Check the connection
CN6 (M-1) and CN61 (M-6 )
I
YES
ls/TMIO-3 (CN6, pin No. 20-23) OK?
~-a====
I
I
I
1
J
YES
I Check the connection
of CN62.
I
I
YES
Check the Transmission
Mecha control PCB (M-5).
1
YES
!
I
Check the Transmission
motor.
(5) No copy is made.
,,
NO
Is the Head test OK? (See page 27)
Check the printing circuit
1
YES
;;, .,..
','-!,
Check the reading circuit.
(a) Printing Circuit (To be confirmed by the Head test)
.—
Check the connection
of CN4 (M-1) and CNTPH (Thermal head).
I
I
YES
Does +24V appear at CN7, pin No. 15?
Check the power supply PCB (M-7).
I
YES
Does HVON (CN7, pin No. 1) work properly (High at printing)?
I
YES
NO
Do the signals (DATA (CN4, pin No. 6), CLK (CN4, pin No. 7)) appear normally?
)
YES
Do the signals (/STBl,
/STB2 (CN4, pin No. 8, 9)) appear normally?
I
YES
Check the Thermal head.
~
I
—17–
Check the M-1 PCB.
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Table of Contents
Troubleshooting
