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长虹C2591AV型和R2916N型彩电的末级视放均采用视放集成电路TDA6103Q,其⑥脚外接偏置电阻R1519(指长虹C2591AV机中编号,长虹R2916N中编号为RX19)是⑤脚(同相输入端,实际是末级视放管
Changhong C2591AV-type and R2916N-type color TV are used as the final stage of the video amplifier integrated circuit TDA6103Q, the external ⑥ pin bias resistor R1519 (referring to Changhong C2591AV machine number, Changhong R2916N number RX19) is ⑤ pin (non-inverting input , Is actually the last stage as the release tube