Galvin-Mfg-Co（Motorola）-SK166 电路原理图.pdf

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1、VOLUME R-25, MOST-OFTEN-NEEDED 1965 RADIO SERVICING INFORMATION MOTOROLA CHASSIS HS-ll37,1138,1222 MODELS SKI36,161,162,SKR135,136,161,162, SK-166, SKR-166, SKR-167 (Material on pages 74 through 76) Three-Channel Stereophonic Con soles; SK versions use the HS-ll37 pre-amp, SKR versions use the HS- 1

2、138tunerpre-amp; all versions use the HS-1222 power amp. OPERATING AMPLIFIER WITH LOAD - Always operate the ampli fier chassis with an output load (either the speakers or an 8 ohm, 10 watt resistive load) across each channel. SPEAKER PHASING - Refer to the schematic diagram. ELECTRICAL SPECIFICATION

3、S Power Supply: 120 volts, 60 cycle AC only Power Consumption: 190 watts (in cludes radio power). V? ELS4/68Q5 LEFT CHAN SPEAKER 74 收音机爱 好者资料库 RadioFans.CN VOLUME R-25, MOST-OFTEN-NEEDED 1965 RADIO SERVICING INFORMATION MOTOROLA Chassis HS-1137, HS-1138 (see pages 74, 76, for related data) CHASSIS R

4、EMOVAL Pre-Amp (HS-1137) 111 1. Remove control knobs. J 2. Remove back cover by removing 111 ID 3. Remove record storage compart ment by removing its bezel and then compressing top edges. 4. Remove 4 hex nuts and 1 machine screw located next to loudness con trol. 5. Pull pre-amp down and discon nect

5、 any leads if necessary. $00*010 f+Si 001 OIN Q. * co TUNER CHASSIS (HS-1138) 1. Remove back cover by removing screws and pulling cover back to disengage inter-lock plug. 2. Remove record storage compart ment by removing screw in bracket at bottom of storage compartment. Compress top edges of compar

6、tment to remove it. 3. Disconnect cables, remove the chassis mounting screws and lift chassis out. Power amp chassis can be removed by removing screws holding chassis to cabinet bottom and lifting chassis out. Be sure all cables are disconnected before re- moving chassis._ 33NV1V9 33NVIV8 WE tVEH S0020 IssBNanoiT ;-V- rWYYVH- g. Sx S3 $ ssaNanoi IPJ .LEJ, ii ii 11 is v |oloioioy |M iL pWvinHni* n p g 3 W 75 ALIGNMENT POINTS LOCATION 收音机爱 好者资料库 RadioFans.CN 76 收音机爱 好者资料库 RadioFans.CN