Onkyo
Receiver

Model # HT-R990 Official Onkyo receiver

Here are the diagrams and repair parts for Official Onkyo HT-R990 receiver, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 25 parts  |

Knob Vol 28326914
#A321

Control panel diagram

Knob vol

Part #28326914

The manufacturer no longer makes this part, and there's no substitute part

Pcb Assy(u 1B258584-1E
#NI

Cabinet parts diagram

Pcb assy(u

Part #1B258584-1E

The manufacturer no longer makes this part, and there's no substitute part

Clear Plate 28192359A
#A202

Control panel diagram

Clear plate

Part #28192359A

The manufacturer no longer makes this part, and there's no substitute part

Ir Sensor 24130019
#NI

Cabinet parts diagram

Ir sensor

Part #24130019

The manufacturer no longer makes this part, and there's no substitute part

Knob Input 28326936B
#A215

Control panel diagram

Knob input

Part #28326936B

The manufacturer no longer makes this part, and there's no substitute part

Knob Input 28326920B
#A214

Control panel diagram

Knob input

Part #28326920B

The manufacturer no longer makes this part, and there's no substitute part

Pcb Assembly 1B258543-1B
#NI

Cabinet parts diagram

Pcb assembly

Part #1B258543-1B

The manufacturer no longer makes this part, and there's no substitute part

Fuse 8a 252329GR
#NI

Cabinet parts diagram

Fuse 8a

Part #252329GR

The manufacturer no longer makes this part, and there's no substitute part

Selector Knob 28326906A
#A216

Control panel diagram

Selector knob

Part #28326906A

The manufacturer no longer makes this part, and there's no substitute part

Pcb Assembly 1B258521-1G
#NI

Cabinet parts diagram

Pcb assembly

Part #1B258521-1G

The manufacturer no longer makes this part, and there's no substitute part