![Bought a used Sony str-dh750 to power a new 5.1 klipsch speaker setup. It will only play audio on “pure direct”, and then only on the two tall front ones. Auto calibrate Bought a used Sony str-dh750 to power a new 5.1 klipsch speaker setup. It will only play audio on “pure direct”, and then only on the two tall front ones. Auto calibrate](https://external-preview.redd.it/twrn_QRMpe-h9uoSEfwXklM1md6DvFtw45Qwa2QCxP8.jpg?auto=webp&s=154f5668956fe1952d1048bbbedc909b3f924c7a)
Bought a used Sony str-dh750 to power a new 5.1 klipsch speaker setup. It will only play audio on “pure direct”, and then only on the two tall front ones. Auto calibrate
![RMT-AA130U RM-AAU190 Remote Control Fit for Sony AV Receiver Home Theater STR-DH550 STR-DH750 STRDH550 STRDH750 - Walmart.com RMT-AA130U RM-AAU190 Remote Control Fit for Sony AV Receiver Home Theater STR-DH550 STR-DH750 STRDH550 STRDH750 - Walmart.com](https://i5.walmartimages.com/asr/0f5602ba-6938-4470-ba74-1a5a734e2151_1.30f36828814f239536e381113194c9e4.jpeg)
RMT-AA130U RM-AAU190 Remote Control Fit for Sony AV Receiver Home Theater STR-DH550 STR-DH750 STRDH550 STRDH750 - Walmart.com
![SONY STR-DH550 DH750 VER.1.2 Service Manual download, schematics, eeprom, repair info for electronics experts SONY STR-DH550 DH750 VER.1.2 Service Manual download, schematics, eeprom, repair info for electronics experts](https://elektrotanya.com/PREVIEWS/63463243/23432455/sony/sony_str-dh550_dh750_ver.1.2.pdf_1.png)