Emerson-Radio-and-Phonograph-Corp-820B 电路原理图.pdf

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1、AMPLIFIER CHASSIS MANUAL OF 19SS MOST-OFTEN-NEEDED RADIO DIAGRAMS *n_n_!. MODELS - 819B, 820B Emerson Hadio CHASSIS - 120240-B DISASSEMBLY INSTRUCTIONS 1. Remove four screws securing changer mounting board to cabinet. Lift mounting board with changer and dis connect plug P -3 from the control chassi

2、s. 2. Remove five screws securing inside perforated panel to cabinet and lift out panel. Disconnect plug P-2 from amplifier chassis and remove the changer. 3. Remove perforated back cover and remove screw se curing chassis and shield assembly to rear of cabinet. 4. Remove two nuts and washers from t

3、hreaded studs se curing chassis and shield assembly to bottom of cab inet. Lift this assembly to clear studs, tilt forward and slide out. 5. Remove five screws securing chassis to shield assem bly and remove shield so as to have access to under side of chassis. 6. To reassemble reverse procedure 1 through 5* i(3 ?( s JL * i g i“ 2 | i S S S a. -.JsT 8 2 1 u CL w b CL 2 I) O ft O 3 * 3 -n t* I* a.:* * 2 2 o 5 JS-va * g 4-go i e - s g g s s S a s I-fl- It s 8 .2 g s 8 % l * 1 11 9 S “ - jo 3 g 3 -B 8 p a 5 ; a s Z A N m 28 收音机爱 好者资料库 RadioFans.CN