You will learn how to disassemble the BenQ TH681 projector in order to change the 4 fans / blowers in case you get a temperature failure code.
And how to clean the inside.
Video only in German
Which fans / blowers are inside?
Fan 1 (axial):
Modell: ADDA AD07012DB257300
Size : 70mm * 70mm * 25mm
Voltage: 12 V | Current: 0.30A
Lager: doppel kugellager
Geschwindigkeit: 4200 + 10% RPM
Luftvolumen: 45CFM
Wire layout: Black: Negative (-); Grey: Positive (+), Brown: Speed-Feedback (Tacho)
Noise: 38 DBA
L2 und L4 (axial): (same model but different connectors!!)
Model: ADDA AD0612HX-H93
Size: 60mm * 60 MM * 13mm
Voltage: 12 V; Current: 0.28A
LAGER: HYPRO Lager
Geschwindigkeit: 4900 + 10% RPM
Luftvolumen: 14.82CFM
Wire layout: Black: Negative (-); Grey: Positive (+), Brown: Speed-Feedback (Tacho)
Noise: 35 DBA
Fan 3 (radial): hardest one to reach!!
Model: ADDA Modellnummer: AB5012DX-A03
size: 70x70x15mm
LAGER HYPRO Lager
Lüftersteuerung: 3500 RPM
Wire layout: Black: Negative (-); Red: Positive (+); Yellow: Speed-Feedback (Tacho)
see more here:
bit.ly/2rJITcN
Негізгі бет BenQ TH681 projector fan replacement, disassembly and cleaning
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