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BDP-S5000ES
Fan Flow
FAN ERR display appears on the FLD
Enter the service mode and set FAN to ON from the Ifcon menu
Is the voltage of pin 3 of AU board CN2003 about 10V?
Remove the harness from the fan inserted in CN2003 of AU board. Is the voltage about 10V?
No
Is the voltage of pin 1 of IC502 of the IFD board about 10V?
No
Remove the harness from the AU board inserted in CN502 of IFD board. Is the voltage about 10V?
No
Yes
Yes
Yes
Yes
Is the fan turning?
No
Replace fan
Is the harness between AU board and IFD board disconnected?
No
Check the soldering and patterns of CN2002 and 2003 of AU board
Yes
Yes
Replace harness
Is the FanState in the service mode screen set to ON?
No
Remove the harness from the fan inserted in CN502 of the IFD board. Does FanState in the service mode screen turn to ON when short-circuiting pins 2 and 3?
No
Is there a disconnection between pin 2 of CN502 of the IFD board and pin 55 of IC402, or bridged with adjacent pins?
Yes
Yes
Check to see for objects blocking the fan blades If none, replace fan
Replace fan
Is the voltage of pin 1 of IC501 of the IFD board about 3.3V?
No
Is there a disconnection between pin 1 of CN501 of the IFD board and pin 58 of IC402, or bridged with adjacent pins?
Yes
Check around the fan power (IC501)
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