7-8
3
An error occurred during processing after power ON (before film feed).
a. Ab24V DC supply
b. Abnormal DC input voltage.
c. Abnormal X-cutter power ON processing.
d. Abnormal Y-carriage power ON processing.
e. Abnormal Y-cutter power ON processing.
Problem Check
Item
Cause Remedy
Repair
See
Section
Coil L2 discharged.
Replace Main PCB
assy.
Replace L2.
Is +24V DC voltage at ±0V?
Conductivity problem
with diode D4.
Replace Main PCB
assy.
Replace D4.
3.3.3
3.3.4
3.3.5
3.4.2
3.5.1
Does +24V DC voltage
exceed 24 V at the same
level as the AC adaptor
output voltage (at rated AC
input)?
Defective AC adaptor.
Replace AC
adaptor.
−−−
Is power supply IC#1 (Pin 7)
switching?
Defective power
supply IC#1.
Replace Main PCB
assy.
Replace
IC#1.
Is transistor Q1 collector
voltage switching between
0 V and input voltage?
Defective transistor
Q1.
Replace Main PCB
assy.
Replace Q1.
Defective
transistor
Q2.
Replace Main PCB
assy.
Replace Q2.
a. Abnormal
+24V DC
supply
Is transistor Q5 collector
voltage switching between
+24 V and 0 V?
Defective transistor
Q5.
Replace Main PCB
assy.
Replace Q5.
3.3.3
3.3.4
3.3.5
3.4.2
3.5.1
Is input voltage from AC
adaptor between 16 V and
23 V (at rated input)?
Defective AC adaptor.
Replace AC
adaptor.
−−−
b. Abnormal DC
input voltage
Is main CPU port P60 (Pin
30) between 2.0 V and 2.9
V (using rated AC input)?
Defective resistors
R25 and R50.
Replace Main PCB
assy.
Replace
resistors R25
and R50.
3.3.3
3.3.4
3.3.5
3.4.2
3.5.1
Foreign matter stuck
in cutter.
Clean out foreign
matter.
−−−
X-cutter does not move at
all?
Defective X-cutter.
Replace the X-cutter
assy.
3.3.1
3.3.3
3.3.4
3.3.5
3.4
3.6.1
c. Abnormal X-
cutter power
ON processing
Error occurs during X-cutter
position detection?
See
7
Abnormal X-cutter operation.
Summary of Contents for LX-1200
Page 1: ...SERVICE MANUAL MODEL LX 1200 LX 300 ...
Page 2: ...COOL LAMINATOR SERVICE MANUAL MODEL LX 1200 LX 300 ...
Page 5: ...Chapter 1 SPECIFICATIONS ...
Page 9: ...Chapter 2 MECHANISMS ...
Page 20: ...Chapter 3 DISASSEMBLY PROCEDURES ...
Page 58: ...Chapter 4 ASSEMBLY PROCEDURES ...
Page 105: ...Chapter 5 ELECTRONIC CONTROLLERS ...
Page 127: ...Chapter 6 MAINTENANCE ...
Page 149: ...Chapter 7 TROUBLESHOOTING ...