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Summary of Contents for RQ4747

Page 1: ...or the R74 4 chassis are given in this supplement END CAP LEFT HAND 74 36448 2_ J t l I DIAL BEZEL 74 34928 1 VENT CABINET TOP 74 34773 1 COVER GLASS 74 34762 1 TUNER BEZEL 74 34763 5 KNOB TUNING 74 34861 2 NUT HEADPHONE JACKMOUNTING 70 32649 1 TOGGLE SWITCH 74 34797 1 BALANCE CONTROL 74 34859 1 KNOB BASS TREBLE INNER SHAFT 74 34862 1 NON SKID PAD 4 86 28719 5 KNOB BASS TREBLE OUTER SHAFT 74 34863...

Page 2: ...65 17 41 32477 50 41 32477 51 5 25V 5 25V 1 50V 1 SOV 5 25V 1 50V 10 15V 10 25V 2 50V 100 6V 10 15V 1 50V 100 6V 2 50V 1 SOV 5000 40V 5000 40V 5000 40V 5000 40V 500 35V 500 35V 500 SOV 500 35V 500 SOV 500 35V 500 35V 5 25V 100 15V 100 15V 25 15V 2 50V 2 50V 2 SOV 2 SOV 50 25V 100 25V POLYSTYRENE CAPACITORS C56 C64 C68 C70 C126 40 28121 1 40 28121 40 10285 13 40 10285 1 J 40 10285 50 10 OOOPF SOV 2...

Page 3: ...BOTTOM FOIL ...

Page 4: ...MP I 4 L ___J____ _ 11 lr1 r t S t_ _ _ _ _ _ l __ _ 4 j 1 I I I I I l I lC I Ir I I I I I I J 1 _ i i l I I _ I _ _ u r f 1 1 9 n u U c v 8 a r I I I I I I I I a I ____ _J _ _ 1 CT91 _ 1 T 1 l 5 __ __ __ ___ __ __ f I i 2 1 L___________ ...

Page 5: ...SUI 2 TO R7 3 SCHEMATIC DIAGRAM AMP 7 r F i il I I I ...

Page 6: ...n iLJ c J r I I rij 1 __ _ ___ I I 1 i _ I 1 µa __ i ti Tl TIO V IOt7Mtfa I0 1JMHa ti w o T _ _ _ ICIO IC II _ 0 10w 1 0VT _ C lll O I V1 1f t11 vTiZ1 k OII01 i l1v llllJtC UJ hl A a N _ r 71LOIO I j I 11 i I 1 I 1 I ...

Page 7: ...3V 110mW 32V 4V 200mW 11V 4V 200mW 46V 4V IOOmW 45V 4V 500mW 30V 30V 200mw 411V 4V w __ 2tiV 10V 72V IV r 70V sv 70V 6V 700mW 12V 3V 250mW 40V 4V 2 1W 50V 4V 300mW 20V B5V N A 110V 4V 500mW NIA 25V 200mW 20V 10V 250mW 30V 4V 200mw 30V 4V 200mW Ill cc a I a c W 111 I z a 01 ID Ile 2 2 ID U 1uA 1 2 3 29uA 3 4 211uA 3 4 100nA 4 11 11 100nA 4 11 N A 7 8 09uA 3 4 100nA 3 4 A 9 N A 11 10 11 12 N A I 10 ...

Page 8: ...SUPP 2 TO 74 CD4PANEL CAPACITORS 13 C182 C154 i C152 C1198 l e2 C248 C21M _ C278 C244 C264 C227 C224 C284 C260 C282 _ C258 C220 C256 254 C252 1 14 C250 j as C262 r 3 1 n x I ...

Page 9: ...r CD4 PANEL t I f 1 r i J t t h l p J f v r_ l 1 J I i J J C t 4 t t ...

Page 10: ... _ _1 i MU 1111 l11 101 _ oo ca t n h ll IOOlc rJ 4 Y un 2 CM UIOUT T0U1TCH K IUTKMI CONTIIOl uoo t H Clll ii 11201 LZ UM Ql4 INZ J I 47 IV 11 IUOI IIIIIHT Qt IN UT 17 cuo LIOI I lU t n TOC04 IND L t 11 CIN CH4 m IIZH fflt 18 L 2H 47K S Jl P 2 TO R74 3 ...

Page 11: ...l 1 4W Carbon 5 unlest othlrW R101 R102 R104 R106 RIOS R110 R112 Rl14 R118 R118 R120 R122 R124 R125 R127 R128 R129 R132 R134 R136 R138 R140 R142 R144 R146 R148 RISO R152 R156 R158 RIIIO R152 R164 R166 R168 R201 R202 R204 R206 R208 R210 R212 R214 R216 R218 R220 R222 R224 R226 R227 R228 R229 R232 R234 R236 R238 R240 R242 R244 R246 R248 R250 R262 R256 R268 19 470K 47K 18K 2 2K 2 2K lmeG 12K 100K 1110...

Page 12: ... SPEAKER PROTECTION PANEL J 80TTOM fOll ...

Page 13: ... 0 2 milliamp AC corr Polllli Check for damaged imwatlon on wire including the AC cord 4 Check acroa the line component for damage and replace if necessary 5 After re embly of the act alw y1 perform an AC leabge test on e n acd metallic parts of the cabinet ch u the knob antenna terminals etc to be sure the cth safe to operate without danger of electrical shock Do not uac a line isolation transfor...

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