2-129
Confidential
■
White spots
<User Check>
- Perform head cleaning.
- Check whether ink cartridge exceeded maintenance period.
Step
Cause
Remedy
1
Paper dust in the head and
platen
Perform special high-speed purge 2 (HP2) to
remove paper dust in the head and platen.
2
Dirt in the paper feed system
Refer to
and perform cleaning.
3
Dirt in the paper dust cleaning
roller
"Cleaning of the paper dust cleaning
and clean the dirt in the paper dust
cleaning roller.
4
Clog of head pins
Refer to
"Cleaning of the head surface"
and
perform cleaning.
5
Old ink
Replace the ink specified for the product.
6
Ink head failure
Replace the ink head.
7
Ink full sensor failure
Replace the sub tank ASSY.
8
Engine PCB failure
Replace the engine PCB ASSY.
9
Main PCB failure
Replace the main PCB ASSY.
Summary of Contents for HL-S7000DN Series
Page 176: ...3 8 Confidential 5 LUBRICATION There are no applicable parts ...
Page 181: ...3 13 Confidential 3 Ink Refill Unit Ink refill unit Hook Clamp Hook Hook Hook Engine PCB ASSY ...
Page 245: ...3 77 Confidential 8 Close the Top cover Fig 3 80 Top cover Front ...
Page 356: ...4 13 Confidential Print start position adjustment pattern Fig 4 6 A ...
Page 358: ...4 15 Confidential All patterns Fig 4 7 B C B C A ...
Page 359: ...4 16 Confidential Fig 4 8 D E D E ...
Page 360: ...4 17 Confidential Fig 4 9 G F B C B C ...
Page 421: ...5 33 Confidential ENGN ALL Fig 5 20 ...
Page 422: ...5 34 Confidential MAIN TOP Fig 5 21 ...
Page 423: ...5 35 Confidential MAIN BTM Fig 5 22 ...