5-11
Troubleshooting
5.2 Self-diagnostics/Machine Malfunctions
1.
User error: U code
Error
code
Description
Check Item
U1
Right cover (opened)
1) Is the right cover closed?
2) Contact failure of the right cover open/close
sensor connector
3) Right cover open/close sensor malfunction
4) Contact failure of the low voltage power supply PCB
connector
5) Low voltage power supply PCB malfunction
6) Contact failure of the main CPU PCB connector
7) Main CPU PCB malfunction
Error
code
Description
Remarks
U1
Right cover (opened)
Summary of Contents for WORKIO DP-150
Page 12: ...1 4 1 4 Systems Control panel Open close Right Cover Sheet Bypass Front Cover Paper Tray...
Page 47: ...3 12 Replace the paper feed roller 8 Paper feed Roller 1 2...
Page 99: ...1 Covers Covers Back to Index 1 2 3...
Page 101: ...2 Covers Covers Back to Index 1 2 4 6 7 3 10 9 8 5...
Page 103: ...3 Covers Covers Back to Index 1 2 9 4 6 10 3 0 5 7 8...
Page 107: ...1 14 15 2 3 5 16 11 4 6 7 8 10 9 13 21 18 17 20 19 12 5 Frame Frame Back to Index...
Page 115: ...7 8 11 9 10 0 1 2 3 5 6 12 13 14 4 16 15 9 Corona Unit Back to Index Corona Unit...
Page 123: ...13 Paper Tray Back to Index Paper Tray 1 13 2 3 3 4 6 5 9 8 10 11 12 7 14...
Page 125: ...14 Sheet Bypass Sheet Bypass Back to Index 1 2 3 4 5 0 7 6 8...