Sony TC-377 - Outline and Disassembly Procedures

TABLE OF CONTENTS
Section Title , Page
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1 OUTLINE
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1=2:, External “Views ..scccccccsssesissiceccscsecseseossecdseseoseecacacdbicssscceocececsvesecsedeces 4
1-35. “Int€rnial ViCWS» “asicesisioss sesacsetaceadsccssecesscsctesdesascsvcocssdsscecudsosveveucuuuccest 5
2 DISASSEMBLY oo... ds diag taibaieaca es eiheecleiuana tne etaeae: 6
3 ADJUSTMENTS
3-1. Mechanical Adjustments shdbbds Waddedeeesdeesewe site iebebeedhds ces enbwce eave eats 9
3-2. Electrical Adjustments/Measurements ...........scssecececcsecceecceecscaconeees 16
3-3. Power Frequency Adaptation oc. icceesesssssecesssessssececssensececsesones 28
4 DIAGRAMS |
4-1, Level Diagrams waccecccccsccecsccceccccceceselecsescscscssceseseeccecusessersucerseacesasaves 29
4-2. Schematic Diagram 31
4-3. Mounting Diagrams . 33
4-3-1. Tape Select Switch Circuit Board 33
4-3-2. Power Supply Circuit Board oo... eee cesecesegeceseseteseceeeneeees 33
4-3-3. Bias Osc Circuit Board .oo...eeececececccecececececenecececerocseeneenceeees 34
4-3-4. Record Amp Circuit Board ........cecesssescerererecerersseeseeseees 35
4-3-5. Playback Amp Circuit Board ......ssssscsscsceeesseensensceteeescsens 36
5 EXPLODED VIEWS
5-1, Cabinet — top VicW ~ wieciccsccscsecsesssessesensececesseesecesestsssseecseeneeseeees 37
5-2. Head Deck — top view — 38
5-3. Amplifier Chassis — top view — 39
5-4. Chassis — top View — oiiecccccceccseceesensseserececececeecsneetes ane 41
Dede: - PACKING cccs2 sbveccweseasseSeannd svadsscouade susesdatwued doinds tances teteets cotooiauacesteseaane 43
6 ELECTRICAL PARTS LIST oui ceccccssceessesssccecssneecesseeteseseeneesans 44
7 HARDWARE. cain sccsiccsssecusteevecccusss laccaventicesstsccddcscvetesentesdsitvevscsutesacevaceouense 47
Hardware Nomenclature ooo... ccceescssscecssscceeseessscectenensecesnceecsccesceeseneaee 47
When ordering replacement parts, use PART NUMBERS listed in
Parts. List.or shown in EXPLODED VIEW.
. Parts List reference numbers should not be used.