Galvin-Mfg-Co（Motorola）-HS-4134 电路原理图.pdf

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1、VOLUME R-25, MOST-OFTEN-NEEDED 1965 RADIO SERVICING INFORMATION MOTOROLA CHASSIS HS-4135,4134 MODELS BC4, Bll, B12 (Diagram on page 67, plated chassis views on page 68) AM OSC AM ANT AM IF AM IF TRIM TRIM 455KC 455KC CHASSIS REMOVAL - ALL MODELS 1. Remove tuning knob only; do not attempt to remove c

2、aptivated volume knob and pointer dial. 2. Remove 4 cabinet back mounting screws, separate back from front of cabinet, then disconnect FM antenna connecting lead from inside back; if necessary, unsolder leads connec ted to cabinet back. 3. Remove screw from left side of AM antenna insulator and scre

3、w from AM gang mounting bracket. 4. On Model B12 only, also remove 2 chassis bracket mounting screws located at right and left sides inside cabinet; then remove 3 screws from bottom of cabinet. 5. Slide chassis out from rear of cabinet; when re-installing chassis into cabinet, make sure the slots at

4、 the rear of the volume knob and pointer dial line up properly with their respective shafts on the chassis. ALTERNATE STRINGING USED IN SOME SETS 66 收音机爱 好者资料库 RadioFans.CN r anti: ciaf jP j A ( jj Pkiif j I ioj a s s 1 SP R| ii i zz Isi is -! g , Tx 1 iTSS SS s : m *5! 1 il ii f3L rP= 67 MOTOROLA Chassis HS-4134, HS-4135, Models BC4, Bll, B12, Continued 收音机爱 好者资料库 RadioFans.CN PLATED CHASSIS COMPONENT LOCATION AND REFERENCE POINTS (TOP VIEW) -vB (g) h I y ri 68 PLATED CHASSIS POINTS (BOTTOM 收音机爱 好者资料库 RadioFans.CN