Alignment & Troubleshooting
Service Manual
4-80
Problem Description
Cause Description
Action to Resolve
Horizontal White
Line(s)
(continue..)
1. Mis-Contact on T1
and/or Charging
Bias
2. Electrostatic Noise
(continue..)
[2. Electrostatic Noise]
2.1) Check and confirm Dev Bias for the color [TM #106-
0000~003], If there is any wrong value, change the value.
2.2) Check the connection state between the Imaging unit and
Bias harness.
2.3) Check the Dev Bias for the color [EDC #106-0000~003]. If
the value has any noies, replace the HVPS
Horizontal Sharp
Line(s) for a
Particular Color
1. Mis-Contact on
Charging Bias
2. Unstable T1 Transfer
Bias
[1. Mis-Contact on Charging Bias]
1.1) Check and confirm MHV Bias for the color [TM #105-
0010~0016]. If there is any wrong value, change the value
[TM #105-0010~0016].
1.2) Turn on the Charging Bias for the color [EDC #105-
0000~0003] If any mis-reading on the MHV value, replace
HVPS-L PBA.
1.3) Check the OPC grounding. If the grounding is defective,
replace the Imaging unit.
[2. Unstable T1 Transfer Bias]
1.1) Take out the ITB and check the T1 roller conditions. If it is
defective, replace the ITB.
1.2) Check and confirm T1 Bias for the color[TM #107-
0000~0007], If there is any wrong value, change the value.
1.3) Read the T1 Bias value[EDC #107-0000~003]. If any mis-
reading on the MHV value, replace HVPS PBA.
1.4) Check the ITB grounding. If the grounding is defective,
replace the ITB.
Horizontal Sharp
Line(s) for Multiple
Colors of 78mm gap
1. Unstable T2 Transfer
Bias Contact
[1. Unstable T2 Transfer Bias Contact]
1.1) Check the connection harness of T2 Bias.
1.2) Check the confirm THV2 bias [TM #107-0008~0009].
If there is any wrong value, change the value. [TM #107-
0008~0009]
1.3) Read the THV2 bias[EDC #107-0005]. If it is defective,
replace the HVPS.
1.4) Check the ITB Drive Roller Ground. If it is defective, replace
the ITB.
Horizontal Thick
Band(s) for a
Particular Color
1. Unstable Charging
Bias
2. Unstable Transfer
Bias
[1. Unstable Charging Bias]
1.1) Check and confirm the Charge Bias [TM #105-0010~0016].
If there is any wrong value, change the value.
1.2) Check and confirm the Charge Bias [EDC #105-0000~003].
If there is a noise, check the ITB grounding.
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 ...