
Alignment & Troubleshooting
Service Manual
4-86
Problem Description
Cause Description
Action to Resolve
Auger Marks (thick
slanted white band)
1. Low Toner
Concentration
2. Developer Loss
[1. Low Toner Concentration]
1.1) In case of Low Toner Concetration.
1.2) Check the T/C control value [TM #111-0006~0017]. If there
is any problem, change the value.
1.3) After operate Main , Black OPC/DEVE, Color OPC,
Color Deve BLDC Motor [EDC #100-0000], [EDC #100-
0002],[EDC #100-0004],[EDC #100-0006], operate the
toner supply motor for 10 sec [EDC #111-0000~0003].
Check the printed image.
1.4) If the problem is improved by toner supply, change the T/C
control value to raise the T/C [TM #111-0006~0017].
[2. Developer Loss]
2.1) The problem occurs because of the low toner.
2.2) Check the abnormal developing condition was occured by
the defective environmantal sensor.
2.3) Check the Charge Bias TM #105-0010~0016] and Deve
Bias [TM #106-0000~0003]. If there is any wrong value,
change the value.
2.4) Check the Charge Bias [EDC #105-0000~003]. If it is
defective, replace the HVPS.
2.5) Check the Deve Bias[EDC #106-0000~003]. If it is
defective, replace the HVPS.
2.6) If Charge bias and HVPS are normal, replace the
developing unit.
Carriers on Printed
Image
1. High OPC Surface
Potential
[1. High OPC Surface Potential]
1.1) The problems occurs because of abnormal charge/deve
conditions.
1.2) Check the environmental sensor.
1.3) Check the Charge Bias TM #105-0010~0016] and Deve
Bias [TM #106-0000~0003]. If there is any wrong value,
change the value.
1.4) Check the Charge Bias [EDC #105-0000~003]. If it is
defective, replace the HVPS.
1.5) Check the Deve Bias[EDC #106-0000~003]. If it is
defective, replace the HVPS.
Содержание MFX-C4000
Страница 2: ......
Страница 14: ...Precautions Service Manual 1 6 ...
Страница 35: ...Service Manual 2 21 Video Controller Power Distribution Product Specifications and Features ...
Страница 37: ...Service Manual 2 23 Engine Controller Power Distribution Product Specifications and Features ...
Страница 39: ...Service Manual 2 25 DADF Block Diagram Product Specifications and Features ...
Страница 106: ...Maintenance and Disassembly Service Manual 3 44 ...
Страница 173: ...Alignment Troubleshooting Service Manual 4 67 Diagnostics Test Routines Other Reset Admin password ...
Страница 216: ...Alignment Troubleshooting Service Manual 4 110 ...
Страница 217: ...System Diagram Service Manual 5 1 5 System Diagram 5 1 Block Diagram 5 1 1 System ...
Страница 218: ...System Diagram Service Manual 5 2 5 1 2 Video Controller ...
Страница 219: ...System Diagram Service Manual 5 3 5 1 3 Engin Controller ...
Страница 220: ...System Diagram Service Manual 5 4 5 1 4 OPE Unit ...
Страница 221: ...System Diagram Service Manual 5 5 5 1 5 DADF ...
Страница 222: ...System Diagram Service Manual 5 6 5 1 6 SCF HCF ...
Страница 225: ...System Diagram Service Manual 5 9 5 2 3 OPE Unit ...
Страница 226: ...System Diagram Service Manual 5 10 5 2 4 DADF ...
Страница 227: ...System Diagram Service Manual 5 11 5 2 5 SCF HCF ...
Страница 228: ...System Diagram Service Manual 5 12 ...
Страница 237: ...Reference Information Service Manual 6 9 ...
Страница 238: ...Reference Information Service Manual 6 10 ...
Страница 239: ...Reference Information Service Manual 6 11 ...
Страница 240: ...Reference Information Service Manual 6 12 ...
Страница 273: ...Installation Service Manual 7 31 5 Connect the foreign device interface harness to video controller ...
Страница 279: ......
Страница 280: ...Muratec America Inc 3301 East Plano Parkway Ste 100 Plano Texas 75074 469 429 3300 Tel 469 429 3465 Fax www muratec com ...