Philco-Radio-and-Television-Corp-L-1650 电路原理图.pdf

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1、VOLUME R-23, MOST-OFTEN-NEEDED 1963 RADIO SERVICING INFORMATION AMPLIFIER REMOVAL The L-1650 is mounted in the cabinet by two deep T-nuts. The T-nuts screw onto the volume and balance controls that project through the turntable base board. The a*c interlock panel is fastened to the back of the cabin

2、et by two wood screws. The speaker wires, phono power jackandaudio jacks are all socket connections. HI-FI STEREO MODEL L-1650 I I I I/2-I2AX7A 6|45V p1 R5 B| -, I - l T IOOK .022 VRI IM J. BALANCElT RIGHT 7 95V A .O.T. I . RED-BLK. * R H EXTERNAL SPKR C LS3 I0 16X1 - LH EXTERNAL SPKR 1 .j u L_r 111

3、61 ri n pi 1_ ms is u 1 + Cl p425HF 35C5 I2AX7A 4 3 4 5 INDICATES GREEN DOT ON SPEAKER * INDICATES COMPONENTS IN PART NO 30-6039 -8 f INDICATES CW ROTATION i-L ALL VOLTAGES TAKEN WITH T “PRECISION V.T.V.M. MODEL 88 = ALL CONTROLS SET AT MINIMUM NO SIGNAL INPUT. VOLTAGES TAKEN TO B- LEGEND FOR PANEL

4、WIRING A. WH.-YEL TO P2 B. WH. . TO L. C. 2 C. WH. . TO L.C. I D. WH.-RED. TO P2 E. BLUE. TO Cl F. WH.-GY. TO P2 G. BLK. TO Cl H. RED. TO A.0.T.2 I. OR. TO Cl J. WH.-BLK. TO P2 K. BLUE-WH. TO A.0.T.3 L. RED-BLK. TO A.O.T.I M. BLUE TO A.0.T.2 N. YELLOW TO A.O.T.I O. RED-WH. TO A.0.T.3 P. BRWN. TO A.O.T.2 (MEr: COMPOSITE BOTTOM VIEW 115 收音机爱 好者资料库 RadioFans.CN