Galvin-Mfg-Co（Motorola）-C10P 电路原理图.pdf

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1、VOLUME R-21, M ST-OFTEN-NEEDED 1961 RADIO SERVICING INFORMATION MODELS CION C10P C10W CHASSIS HS-813 HS-813 HS-813 35VM R8 R7 C5 R9 50C5 The material on this page is exact for sets listed above. The additional radios listed below are practically identical electrically. OUTPUT - TRANSFORMER LEADS V E

2、l /T12AV6 R6 R5 R4 T2 MODELS C11B C11G cns CHASSIS HS-814 HS-814 HS-814 TO REMOVE CHASSIS FROM CABINET 1 Remove volume and tuning knobs. 2. Remove cabinet back - 2 screws hold it in place. From front, remove palnut located under volume knob. 4 From rear, unsolder 2 cabinet back loop leads, then re m

3、ove 3 chassis mounting screws. CLOCK LEADS Rll C6 C3 RIO 1ST IF _yiR3 455 KC m top g*TI OSC TRIM 1620 KC R2 C2 12BE6 5 Remove chassis from cabinet to free chassis, unsolder ALIGNMENT POINTS AND PARTS LOCATION appropriate leads. ALIGNMENT Use an isolation transformer between the power line and the re

4、ceiver. If not available, connect low side of gener- ator to B- through a .1 mf capacitor. Connect a low range output meter across speaker voice coil and set volume control to maximum. Attenuate generator output to maintain .64 volts on output meter to prevent overloading. GENERATOR STEP CONNECTION

5、GENERATOR FREQUENCY (400 cycle mod) GANG SETTING REMARKS IF ALIGNMENT 1. I Grid of conv (pin 7, I 12BE6) thru .1 mf *PAC I TORS-Unless unless otherwise specified, decimal values in MF all others In MMF VOLTAGES - Measured from point ndicated to B- wflh a VTVM + 10* no signal Input. with 120V 60 cycle AC bOL TUNING RANGE 535KC to 1620KC IF 455KC AC 0NLY PLATED CHASSIS BOARD WIRING LEGEND JL B+ -XL. AVC .A. FILAMENT 35W4 RECTIFIER “15 INTERLOCK | DJ CLOCK f: O: _BflZ r =1IID( 50C5 12BA6 1ZBE6 12AV6 95 收音机爱 好者资料库 RadioFans.CN