Westinghouse-Electric-Corp-H-89ACS1 电路原理图.pdf

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1、VOLUME R-24. MOST-OFTEN-NEEDED 1964 RADIO SERVICING INFORMATION WESTINGHOUSE Chassis V-2523-1, Model H-89ACS1 OW i/2 I2AX7A AC INTERLOCK CA2 non 2 WATT FUSIBLE. CHASSIS REMOVAL FROM MOTORBOARD 1. Remove knobs. 2. Remove 2 screws from control escutcheon. 3. Remove 2 screws from board underneath the c

2、ontrol escut cheon. 4. Remove 2 screws located underneath the wooden escutch eon. These are accessible through holes in the escutch eon. 5. Disconnect the amplok and phono plug from the changer. 6. Remove one screw holding power supply section of chas sis to mot or board. 7- Remove all chicken bands

3、 and tape from wires. 8. Remove the screw holding the line cord, located inside the plastic cup. DUAL BASS AC PHONO MOTOR MOTORBOARD REMOVAL 1. Remove 4 rubber feet from bottom of case. 2. Lift entire motor board up and out of the case. Interlock plate screws must be removed before you can lift moto

4、r board. Be careful when pulling the motorboard out of the case. See that all components on the bottom of the board clear the case. In some instances it may be necessary to remove the tube service cover and pry the interlock out of its socket. 3. Unsolder the leads connected to phono output jacks. N

5、ote the colors and resolder the leads to the same terminals when they are replaced. DUAL BALANCE TREBLE_ DUAL LOUDNESS I2AX7V R CHAN. L CHAN. Bottom View of PC Board _! 4?0PF OOk R7 *S tMt h rooM y 7 k * J 1 J 1 t-1 DUAL S BASS S 1 J- ccyiT Hl: / _ /- ! ei_ v IMEG J-.0033 |- DOK 1 11-iAA, 169 收音机爱 好者资料库 RadioFans.CN