5. Troubleshooting
3
4
1
2
Image 5-51
Code 7930: “Fan speed electronics top too high” (Warning)
Situation
Solution
Malfunction electronic top fan
(reference 1 image 5-51).
Replace the Fan. See "Replacement of the Card Cage electronics fans", page 288.
Malfunction Fan Control board.
Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Code 7931: “Fan speed electronics top too high” (Error)
This error code is probably preceded by the warning code 7930: “Fan speed electronics top too high”. The same troubleshooting
table can be applied to.
Code 7932: “Fan speed electronics bottom too low” (Error)
This error code is probably preceded by the warning code 7933: “Fan speed electronics bottom too low”. The same troubleshooting
table can be applied to.
Code 7933: “Fan speed electronics bottom too low” (Warning)
Situation
Solution
Partial blocked bottom fan (reference
2image 5-51) Fan is still turning
but something slows down the fan
speed.
Unblock the fan. Ensure that the fan can turn freely.
Damaged wire unit (reference
4image 5-51 and reference
20image 5-49)
Check if the wire unit of the fan is not damaged. Repair if possible, otherwise replace
with new one.
Malfunction Fan Control board.
Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Electronic bottom fan end of life.
Replace the fan. See "Replacement of the Card Cage electronics fans", page 288.
Code 7934: “Fan speed electronics bottom too high” (Warning)
Situation
Solution
Malfunction electronic bottom fan
(reference 2 image 5-50).
Replace the Fan. See "Replacement of the Card Cage electronics fans", page 288.
Malfunction Fan Control board.
Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Code 7935: “Fan speed electronics bottom too high” (Error)
This error code is probably preceded by the warning code 7934: “Fan speed electronics bottom too high”. The same troubleshooting
table can be applied to.
Code 7936: “Fan speed heat exchanger front too low” (Error)
This error code is probably preceded by the warning code 7937: “Fan speed heat exchanger too low”. The same troubleshooting
table can be applied to.
R5905312 HDF W SERIES 24/01/2013
79
Summary of Contents for HDF W series
Page 1: ...HDF W series Service manual R5905312 01 24 01 2013 ...
Page 4: ......
Page 8: ...Table of contents 4 R5905312 HDF W SERIES 24 01 2013 ...
Page 12: ...1 Safety 8 R5905312 HDF W SERIES 24 01 2013 ...
Page 30: ...3 Preventative maintenance actions 26 R5905312 HDF W SERIES 24 01 2013 ...
Page 35: ...5 Troubleshooting 5 TROUBLESHOOTING R5905312 HDF W SERIES 24 01 2013 31 ...
Page 36: ...5 Troubleshooting 32 R5905312 HDF W SERIES 24 01 2013 ...
Page 110: ...6 Removal and installation of the projector covers 106 R5905312 HDF W SERIES 24 01 2013 ...
Page 111: ...7 Power Input 7 POWER INPUT R5905312 HDF W SERIES 24 01 2013 107 ...
Page 112: ...7 Power Input 108 R5905312 HDF W SERIES 24 01 2013 ...
Page 120: ...7 Power Input 116 R5905312 HDF W SERIES 24 01 2013 ...
Page 172: ...10 Card Cage 168 R5905312 HDF W SERIES 24 01 2013 ...
Page 182: ...11 Lamp Power Supply 178 R5905312 HDF W SERIES 24 01 2013 ...
Page 183: ...12 Start Pulse Generator 12 START PULSE GENERATOR R5905312 HDF W SERIES 24 01 2013 179 ...
Page 184: ...12 Start Pulse Generator 180 R5905312 HDF W SERIES 24 01 2013 ...
Page 192: ...12 Start Pulse Generator 188 R5905312 HDF W SERIES 24 01 2013 ...
Page 242: ...14 Lenses and Lens Holder 238 R5905312 HDF W SERIES 24 01 2013 ...
Page 270: ...15 Liquid cooling circuit 266 R5905312 HDF W SERIES 24 01 2013 ...
Page 274: ...16 Heat exchanger Image 16 5 Remove assembly 270 R5905312 HDF W SERIES 24 01 2013 ...
Page 280: ...16 Heat exchanger Image 16 13 276 R5905312 HDF W SERIES 24 01 2013 ...
Page 309: ...19 Board Diagnostic LED s 19 BOARD DIAGNOSTIC LED S R5905312 HDF W SERIES 24 01 2013 305 ...
Page 310: ...19 Board Diagnostic LED s 306 R5905312 HDF W SERIES 24 01 2013 ...
Page 328: ...19 Board Diagnostic LED s 324 R5905312 HDF W SERIES 24 01 2013 ...