bh1s.bk : bh1sdiag.doc 8 Thu Apr 20 12:42:16 1995
8
Service Manual
918 Transfer Roll Error
Servo Failure. Verify correct cable
connections from the Engine board to the
HVPS. Make sure there is continuity
between the transfer roller and its contact
on the HVPS; replace the transfer roll if
the continuity is correct. If there is no
continuity, make sure the HVPS contact
returns to its upward limit when
depressed, and make sure the left
bearing of the transfer roll is making
proper contact.
920 Fuser Error
Fuser is below temperature while
printing.
See “Fuser: 920, 921, or 922
Error” on page 20.
921 Fuser Error
Fuser is below standby temperature
when idle.
See “Fuser: 920, 921, or 922
Error” on page 20.
922 Fuser Error
Fuser failed to reach standby
temperature.
See “Fuser: 920, 921, or
922 Error” on page 20.
923 Fuser Error
Fuser is too hot while printing or when
idle.
See “Fuser: 923 or 924 Error” on
page 21.
924 Fuser Error
Open detected in thermistor circuit.
See
“Fuser: 923 or 924 Error” on page 21.
927 Fan Stalled
See “Fan (927 Error)” on page 19.
928 Erase Lamps
Erase lamp assembly missing or
disconnected.
931 Printhead Error
No first hsync.
See “Printhead” on page
29.
932 Printhead Error
Lost hsync.
See “Printhead” on page 29.
934 Printhead Error
Lost lock condition.
See “Printhead” on
page 29.
935 Printhead Error
Mirror motor unable to reach operating
speed.
See “Printhead” on page 29.
941 ROM SIMM
ROM SIMM failed CRC; code data or font
data. Run the diagnostic Memory Test for
ROM. Replace the SIMM if the test fails
or the problem recurs after POR; replace
the RIP Board if the SIMM does not fix
the problem.
Error Code
Explanation
Summary of Contents for 3112
Page 1: ...S544 5256 00 3112 and 3116 Page Printer Service Manual ...
Page 10: ...x Service Manual ...
Page 16: ...xvi Service Manual ...
Page 50: ...34 Service Manual ...
Page 70: ...54 Service Manual ...
Page 79: ...Repair Information 63 ...
Page 89: ...Repair Information 73 ...
Page 91: ...Repair Information 75 ...
Page 93: ...Repair Information 77 ...
Page 95: ...Repair Information 79 ...
Page 101: ...Repair Information 85 ...
Page 106: ...90 Service Manual ...
Page 112: ...96 Service Manual ...
Page 116: ...100 Service Manual ...
Page 118: ...102 Service Manual ...
Page 120: ...104 Service Manual Gear Train ...
Page 121: ...Connector Locations 105 HVPS Transfer Roller Housing ...
Page 122: ...106 Service Manual Engine Board Connectors ...
Page 125: ...Connector Locations 109 Board Installation Hardware ...
Page 126: ...110 Service Manual Printhead Connector Locations ...
Page 130: ...114 Service Manual Printer Ground Straps ...
Page 136: ...120 Service Manual ...
Page 138: ...122 Service Manual Assembly 1 Covers ...
Page 140: ...124 Service Manual Assembly 2 Lower Frame ...
Page 142: ...126 Service Manual Assembly 3 Upper Frame ...
Page 144: ...128 Service Manual Assembly 4 Printhead ...
Page 146: ...130 Service Manual Assembly 5 Paper Feed ...
Page 148: ...132 Service Manual Assembly 5 Paper Feed Continued ...
Page 150: ...134 Service Manual Assembly 6 Paper Feed Alignment Gears ...
Page 152: ...136 Service Manual Assembly 7 Paper Feed Drive ...
Page 154: ...138 Service Manual Assembly 8 Standard Paper Tray 200 sheet ...
Page 156: ...140 Service Manual Assembly 9 Paper Tray 500 Sheet ...
Page 158: ...142 Service Manual Assembly 10 Base for Paper Drawer 500 Sheet ...
Page 160: ...144 Service Manual Assembly 11 Optional Paper Drawer 500 Sheet ...
Page 162: ...146 Service Manual Assembly 12 Fuser ...
Page 164: ...148 Service Manual Assembly 12 Fuser Continued ...
Page 166: ...150 Service Manual Assembly 13 Electronics ...
Page 168: ...152 Service Manual Assembly 13 Electronics Continued ...
Page 170: ...154 Service Manual Assembly 14 Transfer Roll ...
Page 172: ...156 Service Manual Assembly 15 Duplex Option ...
Page 174: ...158 Service Manual Assembly 16 Envelope and 100 Sheet Auxiliary Feeder ...
Page 178: ...162 Service Manual ...