Parts for RXV773 — Yamaha

We found 40 parts confirmed to fit the Yamaha RXV773.

Compatibility table

All 40 confirmed parts, ordered so parts that fit fewer models (more specific to this appliance) appear first.
Part #PartAlso fitsReference price
X8121A00Integrated Circuit2 models$2.16 · Amazon
WY333000Main PCB2 models$190.34 · Amazon
ZC103100PCB OPER2 models$162.31 · Amazon
ZA238500Remote Control2 models$35.31 · Amazon
WW728900TERM SP2 models$5.19 · Amazon
ZA559500Yamaha Rear Panel2 models$13.49 · Amazon
ZA568200Yamaha WINDOW SHE2 models$60.30 · Amazon
WW870300Escutcheon3 models$2.16 · Amazon
YD998D00IC D80YK113 models$47.54 · Amazon
YD355A00IC MEMORY3 models$5.19 · Amazon
WW223000TR 2SC59643 models$2.16 · Amazon
WU155500BUTTON DIR4 models$2.16 · Amazon
WP242200Flex Cable4 models$2.60 · Amazon
ZC038600Flex Cable4 models$2.16 · Amazon
WW981000Knob4 models$2.60 · Amazon
X8841A00Integrated Circuit5 models$43.70 · Amazon
ZC104600PCB VIDEO5 models$173.53 · Amazon
WW981300Knob6 models$2.60 · Amazon
WQ753200Radiation6 models$2.16 · Amazon
YD387A00Power Transformer7 models$126.09 · Amazon
X8531A00Integrated Circuit8 models$2.25 · Amazon
XW633A00Integrated Circuit8 models$2.16 · Amazon
WW890900FL DISPLAY9 models$19.20 · Amazon
ZA116600Flex Cable9 models$2.60 · Amazon
VG437500Diode10 models$2.44 · Amazon
WR944000FUSE 2A10 models$2.16 · Amazon
YD360A00IC NJM250510 models$5.19 · Amazon
X6143A00Integrated Circuit10 models$7.50 · Amazon
X7787A00Integrated Circuit10 models$2.25 · Amazon
WE648700Relay10 models$15.59 · Amazon
VR355900Transistor10 models$45.49 · Amazon
WQ211100Fuse11 models$2.16 · Amazon
YA361B00IC153,IC11 models$19.20 · Amazon
X2904A00Integrated Circuit11 models$15.59 · Amazon
WF544600Thermistor11 models$3.75 · Amazon
X3505A00Integrated Circuit12 models$3.47 · Amazon
WW891000AM/FM TUNE13 models$35.31 · Amazon
V4096000Transistor14 models$9.64 · Amazon
XZ509A00Integrated Circuit18 models$2.16 · Amazon
V4096100Transistor24 models$3.53 · Amazon

Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.

Common failure areas on this model

The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Parts in this group on RX-V773: X8121A00 (Integrated Circuit), WY333000 (Main PCB), ZC103100 (PCB OPER), ZA238500 (Remote Control), WW728900 (TERM SP), ZA568200 (Yamaha WINDOW SHE), WW870300 (Escutcheon), YD998D00 (IC D80YK11), YD355A00 (IC MEMORY), WW223000 (TR 2SC5964), WU155500 (BUTTON DIR), WP242200 (Flex Cable), ZC038600 (Flex Cable), X8841A00 (Integrated Circuit), ZC104600 (PCB VIDEO), WQ753200 (Radiation), YD387A00 (Power Transformer), X8531A00 (Integrated Circuit), XW633A00 (Integrated Circuit), WW890900 (FL DISPLAY), ZA116600 (Flex Cable), VG437500 (Diode), WR944000 (FUSE 2A), YD360A00 (IC NJM2505), X6143A00 (Integrated Circuit), X7787A00 (Integrated Circuit), WE648700 (Relay), VR355900 (Transistor), WQ211100 (Fuse), YA361B00 (IC153,IC), X2904A00 (Integrated Circuit), X3505A00 (Integrated Circuit), WW891000 (AM/FM TUNE), V4096000 (Transistor), XZ509A00 (Integrated Circuit), V4096100 (Transistor).

Storage, trim and cosmetic hardware

Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.

Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.

Parts in this group on RX-V773: ZA559500 (Yamaha Rear Panel), WW981000 (Knob), WW981300 (Knob).

Heat control (thermostats, fuses, heating element)

Symptom: The appliance runs but heats or cools inconsistently, or shuts off partway through a cycle.

Check: With the appliance unplugged, check continuity across the part with a multimeter -- no continuity means it has failed.

Parts in this group on RX-V773: WF544600 (Thermistor).

Before you buy

Match RXV773 exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.

How to confirm this is your model

Check inside a door opening, on a back or side panel, or behind a removable panel or drawer for a label printed with the model and serial number. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.

Still not sure?

Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.