Denon DHT-S716H - Page 44

13. Cannot operate this unit with the remote control unit
15. IR Flasher is not operating
14. IR IN is not operating
YES
OK
OK
Are you using the supplied remote control unit?
Check the wire connection of the Main PCB - Sta-
tus PCB - IR1/IR2/IR3/IR4
The circuit around [JP2, IR2, U34 : 7pin] is faulty.
Check the orientation settings.
Main PCB
The circuit around [U36] is faulty.
Table top setting
Main PCB
The circuit around [IR1, U2, U34] is faulty.
Use the supplied remote control unit.
Replace the wire.
Check the position of the IR photo detector.
Wall mount setting
Check the FFC cable between the MAIN PCB and
AMP PCB.
AMP PCB
The circuit around [IR1, CN1] is faulty.
Main PCB
The circuit around [CN1, U2, U34] is faulty.
NO
NG
NG
Remore control sensor
Wall mount
Tabletop
Remore control sensor
44
Caution in
servicing
Electrical Mechanical Repair Information Updating