Emerson-Radio-and-Phonograph-Corp-120819 电路原理图.pdf

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1、VOLUME R-26, MOST-OFTEN-NEEDED 1966 RADIO SERVICING INFORMATION m rf=-ii (D |c T-6 AM 455 KC | 455KC FM Q) I0-7MC jmerson Radio FM CSC. T-8 AM 455 KC MODELS: 31T12, 31T13, 31L12 31L13, 31L14 CHASSIS: 120818, 120819 (For schematic diagram see page at right) T-9 RATIO DET. 10 7 MC T-5 FM 107MC 1-7 FM

2、10-7 MC PRIMARY SECONDARY ALIGNMENT POINTS T-4 h W c-P*3 . % ! U T HJ- *,rT-7 . * .* -Mb V C3| *W/- i C23 , c f R24 p - -L. * IV C/ l .4 / -AAA, -Ti R*7 .mO 8 iv iv c6j! g v 3r.-.n4x-% r R19 Tf i , ;-W C j -AV C60 - G*1 ETCHED CIRCUIT BOARD - MAIN CHASSIS SECTION (BOTTOM VIEW) OIAL-CORD STRINGING VI

3、EWED FROM FRDNT r-3*TURNSON LARGF PUUEV START WITH NOTCH THEN THROUGH NOTCH AND PLACE DIAL CORD OVER THIS PULLEY tIN THIS POSITION | FTURN ON SMALL PULLET 0 N LY AFTER ALL ELSE IS COMPLETED END UP WITH NOTCH Xjf / 3-TURNS ON SHAFTj? INIHIS POSITION / x / * /CORD IS 201 IN LONG DOUBLED HOLD HERE JAFT

4、ER / TV / / y- STRINGING DIAL CORD AS SHOWN / 7 (FOLLOW ARROWS) AFTER BEGIN / I / NINGAT STARTING POINT No l /* 51/ THEN STRING CORD IN OPPOSITE I close -I - DIRECTION (FOLLOW ARROWS) l / - M FROM STARTING POINT No 2-4 _ START WITH NOTCH IN THIS POSITION-/ END UPWITH NOTCH IN IHiS POSITION-if V 3*TU

5、RNSON SMALL PULLEY THEN 5 THROUGH NOTCH AND NT URN ON l/ I location of chassis mutg SCREWS LARGE PULLEY-1 V,IWI fR Rf AR N Q T E. when removing or replacing chassis, it is recommended that LEAD DRESSING AND CAPTIVATION BE MAINTAINED. DIAL STRINGING 3-TURNS ON SHAFTJ IN LONG DOUBLED F. #f6 !C!9 jV R5

6、 I V Y V . C -HI - H? r* .E i * -55-CI4 etc -:.vc L4Ux-i “ T-i ; f v1 f RI5 0 3 X. *4* cj C7* - -HI- .-777* y .R9 | ! R3hj 4 6 5, - RA - Hi 4 V* HI-* C4 2U.-1 . , Q.5 Hvr a i tH j El CB J_ 2 i R2 Hu/ri a ? TC3 fit-J El c * T . 44. T ci R6y ETCHED CIRCUIT BOARD - TUNING SECTION (BOTTOM VIEW) 24 收音机爱 好者资料库 RadioFans.CN 25 收音机爱 好者资料库 RadioFans.CN