Westinghouse-Electric-Corp-H-503T5B 电路原理图.pdf

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1、VOLUME R-17, MOST-OFTEN-NEEDED 1957 RADIO SERVICING INFORMATION Models H-499T5B, H-500T5B, H-501T5B, Westinghouse I2BE6 12 H-503T5B, H-551T5B, Chassis V-2259-2 1 1 /ot Hh IK KA/V- 0 1 1 L JhH % tm* D *I ! M IRIOCK 1 4 J c5 lint i?M6 DBM I1AAA 0C5 . . L 6 T c trrm . *.c IKMMNCS SAOUt.0 * *S WI i. Act

2、 (MClttNCC M Mt. *0 W5* VkUl W 05 t/tatto OlnldaiM VtCIf 1*0. CHASSIS REMOVAL INFORMATION 1. Remove the off-on-volume knob from the front of the cabinet. GREEN TO LI LOOP NOTE: Do not attempt to remove tuning knob from the front of the cabinet. Tuning Capacitor Shaft will pull free of the tuning kno

3、b when the chassis is removed from the rear of the cabinet. BLUE BOTTOM VIEW OF CHASSIS ALIGNMENT TO T3 Step Connect 5gnaf Generator to Signal Generator Frequency Radio Dial Connect V.T.V.M. Across Voice Coll and Adfust lor Maximum Output 1. Stator of ant. tuning capacitor (A) through a .01 mfd capacitor 455 kc. Minimum capacity Top and bottom slugs of T2 and Tl in order given 2. Same as step 1 1625 kc. Minimum capacity Oscillator trimmer (D) 3. Radiated signal 1400 kc. 1400 kc. Antenna trimmer (B) |-to t; TO Vloop ANT 164 收音机爱 好者资料库 RadioFans.CN