Symetrix 524E_1D02_sch 电路图.pdf

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1、10K R198 524E MOTHERBOARD SCHEMATIC 524_1D2.SCH 2K0 R203 RED D56 +24 OUT SHOWN SW DPDT SW11A 3 1 2 10K R197 2N4401 Q13 22 R204 2N4401 Q8 RZ-24 MUTE 4 MUTE 5532 U33A 8 4 1 2 3 10K R210 1K0 R209 47/63V C61 98199-1214 SEATTLE WA 4211 24TH AVE W .1 BP19 47/63V C62 2N4401 Q9 100 R123 .1 BP20 33 pF C64 -1

2、5 +15 +15 MUTE +15 15K R169 100 R181 LF353N U36B 7 6 5 1K8 R166 1K8 R167 6dB G.RED. RED D48 GRN D46 LF353N U36A 4 8 1 2 3 .1 BP45 -15 -24 THRESHOLD .47/35T C76 1K0 R287 3K3 R161 10K R160 47pF C82 3K3 R162 820 R168 LF353N U27B 7 6 5 2N4403 Q19 -15 1N4148 D33 D.C. OFFSET RC4560 U34B 7 6 5 10pF C77 1K5

3、 R159 33K R158 1N4148 D29 .022 MY C75 1M5 R165 -15 LF353N U35B 7 6 5 1M5 R164 1N4148 D32 1N4148 D31 1N4148 D30 0 OHM R109 -15 RC4560 U34A 4 8 1 2 3 6K2 R163 240 R15610KB R300 33K R157 THRESHOLD .1 C35 .1 BP36 .1 BP44 .1 BP49 -15 .1 BP50 +15 .1 C102 .1 C101 .1 C100 -24 .1 BP14 .1 BP13 .1 BP43 .1 BP35

4、 .1 C34 -15+15 SW06 U19E 2 1 3 1 54 +15 -15 P3E 5 SW PWR SEL SW8 56 12 4 3 A.C.SWITCH OPTIONAL SELECT SW. A.C. RANGE P3D 4 +15 -15 SW06 U18E 2 1 3 1 54 110V 220V SW7A 3 1 2 .25A FUSE (220V) .5A FUSE (117V) P1 21 CONNECTOR POWERCORD MALE IEC POWER TRANSFORMER TO/FROM TOROID MALE 8-PIN CONN-8M P3A 1 P

5、3C 3 P3B 2 P2 2 1 CON IEC PCB J11 3 2 1 .01 C86 DB104 D47 2 3 1 4 10 R233 +24 P3F 6 P3G 7 P3H 8 1000/35V C92 1000/35V C91 HEAT SINK THM 6021 79M15 U40 3 OUT 1 D N G 2 IN 78M15 U39 3 OUT 2 D N G 1 IN +15 0 OHM R108 +15 J9 .01 C89 -15 .01 C90 3.3/25T C88 3.3/25T C87 3 WATTS PD = INSERTION 4 1K5 R178 1

6、0K R172 10K R285 47pF C98 47K R170 10KB R286 47/63V C78 2K0 R171 2K0 R180 3K3 R282 13K R179 +15 +15 -15 RC4560 U31B 7 6 5 GAIN 4 JP2 130K R284 22K R252 100 R154 10pF C79 1K0 R176 12K R174 110K R173 SELECT CH4 OUT B A RC4560 U23B 7 6 5 +15 47/63V C81 47/63V C80 50K TRIM R177 220K R185 100K TRIM R283

7、2 1 3 LM13700 U37B 12 6 1 13 15 14 GAIN TRIM THRESHOLD JP1 SELECT CARD 3 LPF IN B A 12K R175 RC4560 U32B 7 6 5 220K R186 SW4B 4 6 5 SW4A 3 1 2 LIMIT 4 PHASE 4K7 RES NET RN4 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 5532 U33B 7 6 5 33 pF C58 100 R122 .001 C306 .001 C307 P5.21 47/63V C60 47/63V C59 10 R2

8、22 15K R221 1K8 R127 22 R205 GRN D55 100K R407 2.2/25T C95 10K R273 10K R272 +24 -15 CONN XLR-M J7 RELAY DPDT K3 OUTPUT 4 SIGNAL PRESENT LF353N U43B 7 6 5 10K R195 1.0/35T C63 1N4148 D22 10K R223 2K0 R200 RED D54 +24 10K R196 OUT SHOWN SW DPDT SW6A 3 1 2 2.2/25T C96 10K R269 +24 2N4401 Q12 22 R201 2

9、N4401 Q6 RZ-24 MUTE 3 MUTE 5532 U25A 8 4 1 2 3 10K R211 1K0 R212 47/63V C54 47/63V C55 100 R113 33 pF C57 .1 BP18 .1 BP17 -15 +15 +15 MUTE 2N4401 Q7 .1 BP40 .1 BP39 .1 BP38 -15 -15 +15 RC4560 U30A 4 8 1 2 3 RC4560 U30B 7 6 5 RC4560 U29B 7 6 5 RC4560 U29A 4 8 1 2 3 HP-C OUT LP-C OUT +15 2N4403 Q20 3K

10、3 R133 820 R136 15K R137 47pF C73 10K R132 GRN D44 RED D45 6dB G.RED. 1K8 R184 1K8 R183 LF353N U28A 4 8 1 2 3 .1 BP41 -15 .1 BP42 LF353N U28B 7 6 5 -15 -24 LF353N U27A 4 8 1 2 3 LIMIT 3 .47/35T C66 1K0 R149 .1 C93 10pF C67 1M5 R135 1K5 R131 LF353N U35A 4 8 1 2 3 50K TRIM R150 .022 MY C65 -15 -15+15

11、+15 LM13700 U37A 6 1 1 5 1 4 2 3 1N4148 D27 1N4148 D26 1N4148 D25 D.C. OFFSET 6K2 R134 RC4560 U26B 7 6 5 RC4560 U24A 4 8 1 2 3 240 R128 4.7/50V NP C104 33K R129 1N4148 D23 10KB R303 THRESHOLD -15 1M5 R187 1N4148 D24 33KR130 GAIN 3 2N4401 Q16 10K R237 N/C 10K R236 2 WAY 3/4 WAY 4011 U41D 11 13 12 10K

12、 R235 2 WAY 2N4401 Q23 4071 U42C 10 9 8 4011 U41B 4 6 5 4011 U41C 10 9 8 10K R234 47K R254 10K R256 +15 +15 MONO 3K3 R255 10K R253 4 WAY 2/4 WAY 4071 U42B 4 6 5 1K5 R257 .1 BP48 +15 +15 4071 U42A 4 1 7 3 2 1 -15+15 -15 +15 3 WAY STEREO MONO 4011 U41A 4 1 7 3 2 1 4K7 R258 SW DIP4 SW9 5 6 7 8 4 3 2 1

13、ON 3 WAY 2 WAY STEREO MONO RED D39 10K R240 1K0 R246 1K0 R242 1K0 R238 1K0 R241 10K R243 RED D38 10K R229 +15 +24 +15 2N4401 Q18 10K R244 2N4401 Q17 3 WAY 1K0 R239 10K R140 RED D36 +15 J8 47/63V C68 2K0 R139 47K R138 INSERTION 3 .47/35T C31 130K R281 1K0 R148 10KB R288 10K R141 110K R142 RC4560 U26A

14、 4 8 1 2 3 +15 -15 2K0 R153 1K5 R151 100K TRIM R280 2 1 3 13K R152 +15 -15 RC4560 U23A 4 8 1 2 3 .1 C94 10pF C70 47pF C69 GAIN TRIM 220K R147 22K R251 47/63V C71 47/63V C72 220K R306 3 WAY RC4560 U24B 7 6 5 SW3B 4 6 5 SW3A 3 1 2 12K R143 PHASE JP4 6 1 5 1 4 1 3 1 2 1 1 1 0 1 9 8 7 6 5 4 3 2 1 RC4560

15、 U31A 4 8 1 2 3 12K R155 .1 BP37 47/63V C74 12K R145 12K R295 10KB R294 12K R144 ADJ.PHASE SW06 U19D 4 1 5 1 16 SW06 U18D 14 15 6 1 2/4 WAY -15 +15 2 WAY 470 R146 SW06 U19B 6 7 8 C 4K7 RES NET RN3 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 5532 U25B 7 6 5 33 pF C51 100 R112 .001 C304 .001 C305 47/63V C5

16、3 47/63V C52 22 R202 1K8 R117 10 R220 15K R219 GRN D53 100K R406 10K R268 -15 LF353N U43A 4 8 1 2 3 CONN XLR-M J6 RELAY DPDT K2 OUTPUT 3 SIGNAL PRESENT 22 R206 2K0 R207 10K R194 1.0/35T C56 10K R208 1N4148 D20 10K R225 RED D52 +24 OUT SHOWN SW DPDT SW10A 3 1 2 2.2/25T C85 2N4401 Q4 22 R199 10K R265

17、+24 -24 2N4401 Q11 RZ-24 MUTE 2 MUTE 5532 U15A 8 4 1 2 3 10K R213 .001 C303 47/63V C28 47/63V C29 100 R61 2N4401 Q5 .1 BP16 .1 BP15 33 pF C48 -15 +15 +15 MUTE 1K0 R224 P5.12 .1 BP28 .1 BP29 .1 BP30 -15 -15 +15 3/4 WAY RC4560 U17B 7 6 5 RC4560 U17A 4 8 1 2 3 RC4560 U16B 7 6 5 SW06 U18A 32 1 LP-B OUT

18、HP-B OUT LF353N U22B 7 6 5 1K8 R75 15K R78 100 R182 3K3 R70 47pF C49 10K R69 3K3 R71 6dB G.RED. RED D43 GRN D42 1K8 R76 820 R77.1 BP32 LF353N U9B 7 6 5 LF353N U22A 4 8 1 2 3 -15 -24 2N4403 Q21 THRESHOLD .47/35T C31 1K0 R103 10pF C32 1M5 R74 .022 MY C30 +15 13K R106 -15 LF353N U21B 7 6 5 1N4148 D14 1

19、N4148 D13 1N4148 D12 1K5 R68 D.C. OFFSET 6K2 R72 RC4560 U20B 7 6 5 RC4560 U20A 4 8 1 2 3 240 R65 33K R66 33K R67 1N4148 D10 10KB R302 THRESHOLD -15 -15 1M5 R73 1N4148 D11 10K R230 1K8 R232 8K2 R110 1K8 R231 1K0 R245 RED D35 +24 100K R248 RED D34 +24 2N4401 Q15 2N4401 Q14 4 WAY STEREO MONO 10K0 R84 4

20、70K R189 .001 C33 82 pF C84 10K R259 1N4148 D37 +15 MUTE 2N4401 Q1 100/35V C83 1K0 R188 10K0 R79 9K09 R81 9K09 R83 1K00 R82 1K00 R80 82 pF C37 RC4560 U1B 7 6 5 J4 .001 C36 INPUT 2 .22/50MP C39 .22/50MP C38 .22/50MP C45 .22/50MP C46 33K RES NET RN6 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 RC4560 U4B 7

21、6 5 RC4560 U11B 7 6 5 47K R88 2K0 R89 100 R402 100 R401 J5 47/63V C40 10K R90 GAIN 2 INSERTION 2 RC4560 U3B 7 6 5 130K R279 10KB R289 1K0 R102 2K0 R107 110K R92 50K TRIM R104 1K5 R105 100K TRIM R278 2 1 3 LM13700 U38B 12 6 1 13 15 14 RC4560 U12B 7 6 5 10pF C42 47pF C41 10K R91 GAIN TRIM -15 22K R250

22、 .1 BP22 +15 220K R304 -15 RC4560 U14A 4 8 1 2 3 +15 47/63V C44 47/63V C43 .1 BP31 220K R98 SW2B 4 6 5 SW2A 3 1 2 12K R93 LIMIT 2 PHASE JP5 6 1 5 1 4 1 3 1 2 1 1 1 0 1 9 8 7 6 5 4 3 2 1 12K R94 12K R97 10KB R293 470 R96 12K R101 12K R95 ADJ.PHASE47/63V C50 .1 BP27 +15 2 WAY RC4560 U16A 4 8 1 2 3 RC4

23、560 U14B 7 6 5 SW06 U18C 1110 9 B 4K7 RES NET RN2 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 5532 U15B 7 6 5 47/63V C26 .001 C302 47/63V C27 33 pF C25 100 R60 P4.1 1.0/35T C47 10K R99 1N4148 D18 10 R218 15K R217 LF353N U13B 7 6 5 1K8 R100 GRN D51 100K R405 10K R264 -15 CONN XLR-M J10 RELAY DPDT K1OUTPUT

24、 2 SIGNAL PRESENT 22 R193 2K0 R190 +24 RED D50 OUT SHOWN SW DPDT SW5A 3 1 2 2.2/25T C97 10K R192 +24 10K R227 2N4401 Q10 22 R191 2N4401 Q2 RZ-24 MUTE 1 MUTE 5532 U5A 8 4 1 2 3 10K R214 1K0 R226 .1 BP6 100 R5 .001 C300 33 pF C23 .1 BP5 -15 +15 +15 MUTE 2N4401 Q3 P4.16 RC4560 U7A 4 8 1 2 3 .1 BP10 -15

25、 .1 BP8 .1 BP9 -15 +15 3/4 WAY RC4560 U7B 7 6 5 RC4560 U6B 7 6 5 SW06 U18B 67 8 HP-A OUT LP-A OUT +15 .1 BP25 -15 3K3 R17 2N4403 Q22 .1 BP26 100 R55 1K8 R22 LF353N U10B 7 6 5 15K R25 LF353N U10A 4 8 1 2 3 1K8 R23 47pF C24 10K R16 3K3 R18 GRN D40 RED D41 6dB G.RED. 820 R24 .1 BP21 -15 LF353N U9A 4 8

26、1 2 3 -15 -24 THRESHOLD .47/35T C3 10pF C4 1M5 R21 150K R15 330K R14 1K0 R50 LF353N U21A 4 8 1 2 3 .022 MY C2 -15 -15 +15 -15 1N4148 D5 1N4148 D4 1N4148 D3 1K5 R13 D.C. OFFSET 6K2 R19 RC4560 U8A 4 8 1 2 3 RC4560 U2B 7 6 5 240 R10 4.7/50V NP C103 33K R12 1N4148 D1 10KB R301 THRESHOLD +15 -15 1M5 R20

27、1N4148 D2 33K R11 .1 BP24 .1 BP23 -15 STEREO MONO SW06 U19A 3 2 1 SW06 U19C 1 1 0 1 9 10K0 R31 82 pF C9 30K = 20Hz R-PACK .001 C5 10K0 R26 9K09 R30 9K09 R28 1K00 R29 1K00 R27 .001 C8 82 pF C10 -15 +15 RC4560 U1A 8 4 1 2 3 J1 INPUT 1 .22/50MP C20 .22/50MP C21 .22/50MP C11 .22/50MP C12 33K RES NET RN5

28、 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 .1 C6 RC4560 U11A 4 8 1 2 3 -15 +15 RC4560 U4A 4 8 1 2 3 +15 -15 .1 C7 2K0 R38 47K R37 10K R39 47/63V C14 47/63V C13 J2 100 R400 .1 BP11 47K R36 .1 BP12 GAIN 1 INSERTION 1 150K R277 1K0 R49 10KB R290 2K0 R54 RC4560 U2A 4 8 1 2 3 10K R40 110K R41 -15 +15 50K TR

29、IM R51 1K5 R52 RC4560 U3A 4 8 1 2 3 100K TRIM R276 2 1 3 13K R53 +15 -15 +15 LM13700 U38A 6 1 1 5 1 4 2 3 10pF C16 47pF C15 GAIN TRIM JP3 6 1 5 1 4 1 3 1 2 1 1 1 0 1 9 8 7 6 5 4 3 2 1 220K R305 RC4560 U8B 7 6 5 47/63V C18 47/63V C17 220K R46 .1BP4 .1BP3 22K R249 +15 SW1B 4 6 5 SW1A 3 1 2 12K R42 PHA

30、SE 10KB R291 12K R292 12K R44 12K R48 12K R43 ADJ.PHASE .1 BP7 .1 BP34 RC4560 U12A 4 8 1 2 3 47/63V C19 .1 BP33 470 R45 -15 +15 +15 RC4560 U6A 4 8 1 2 3 A 4K7 RES NET RN1 9 8 10 7 11 6 12 5 13 4 14 3 15 2 16 1 5532 U5B 7 6 5 33 pF C1 100 R6 15K R216 10 R215 LF353N U13A 4 8 1 2 3 1K8 R47 1.0/35T C22 1N4148 D9 10K R228 .001 C301 -24 100K R404 GRN D49 -15 RELAY DPDT K4 CONN XLR-M J3 OUTPUT 1 SIGNAL PRESENT D.2D REVDocument NumberSize 1of 1Sheet August 25, 1993Date: RadioFans.CN 收音机爱 好者资料库