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5. Troubleshooting
Situation
Solution
The wire unit of the temperature
sensor (NTC) of the Light Processor
compartment is disconnected from
the Power Distribution board.
Check if the wire unit (reference 16 image 5-30) of the temperature sensor of the Light
Processor compartment is connected with the Power Distribution board.
Malfunction Fan Control board.
Replace the Fan Control Board. See "Replacing the Fan control board", page 278.
Defect temperature sensor
(reference 16 image 5-29) which
measures the temperature inside the
Light Processor compartment.
Replace the temperature sensor mounted on the Light Processor assembly (reference
16image 5-29).
16
Image 5-30
Code 7639: “Engine air temp high” (Error)
This error code is probably preceded by the warning code 7638: “Engine air temp high”. The same troubleshooting table can be
applied to.
Code 7640: “Engine air temp short” (Error)
Situation
Solution
Damaged wire unit of the
temperature sensor (reference
16 image 5-29 and image 5-30).
Repair or replace the wire unit.
Defect temperature sensor
(reference 16 image 5-29) which
measures the temperature inside the
Light Processor compartment.
Replace the temperature sensor mounted on the Light Processor assembly (reference
16image 5-29).
Code 7641: “Engine air temp open” (Error)
Situation
Solution
The wire unit of the temperature
sensor (NTC) of the Light Processor
compartment is disconnected from
the Power Distribution board.
Check if the wire unit (reference 16 image 5-30) of the temperature sensor of the Light
Processor compartment is connected with the Power Distribution board.
Damaged wire unit of the
temperature sensor (reference
16 image 5-29 and image 5-30).
Repair or replace the wire unit.
Defect temperature sensor
(reference 16 image 5-29) which
measures the temperature inside the
Light Processor compartment.
Replace the temperature sensor mounted on the Light Processor assembly (reference
16image 5-29).
Code 7690: “Rod in temp low” (Error)
This error code is probably preceded by the warning code 7691: “Rod in temp low”. The same troubleshooting table can be applied
to.
R5905312 HDF W SERIES 24/01/2013
65
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 ...