Carvin_r600_reva 电路图 维修原理图.pdf

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1、Ch1 Mute To Protect 1 LED on Control PCB H2-1 To collector of Q105 V+PCB Ch 1 overcurrent to Driver PCB Ch 2 overcurrent to Driver PCB Noise ground from Control PCB H3-1 To base of Q205 V+PCB Thermal cut-off comparator Thermal cut-off comparator Noise ground from P.S. PCB H3-2 To collector of Q205 H

2、2-2 To emitter of Q105 H3-3 To emitter of Q205 Driver PCB 30-12028-5 Over-current comparator Over-current comparator Grounds from P.S. PCB H2-3 to base of Q105 Fan speed comparator Fan speed comparator +15VDC from P.S. PCB -15VDC from P.S. PCB Over-current: High Over-current: High V- PCB 30-12028-2

3、Common mode reject Common mode reject Bias Adjust Header CH.2 V+ Gate Drive CH.2 V- Gate Drive CH.1 V- Gate Drive Offset correction Overheated: High Offset correction Overheated: High V+ from P.S. PCB V- from P.S. PCB + 15VDC THERMAL Power-up timer +15VDC THERMAL +15VDC THERMAL Normal: Low Normal: L

4、ow Normal: Low Normal: Low Cool: Low Hot: High Cool: Low Hot: High 10F/50V 0.0033F 0.0033F Not used Not used Not used Not used 10F/50V 10F/50V 1N4745A 1N4745A 0.047F 0.047F 10F50V -15VDC + 15VDC -15VDC + 15VDC + 15VDC MPSW92 MPSW92MPSW42 MPSW92 MPSW92 MPSW92 MPSW92 MPSW42 MPSW92 MPSW92 1N4003 1N4003

5、 1N4003 1N4003 1N4003 1N4003 1N4003 1N4003 1N4003 1N4003 1N4003 1N4003 1N4003 1N4003 + 15VDC TIP32C TIP32C + 15VDC -15VDC .22F .22F .22F .22F .22F .01F .22F .01F 11.8V 4.7K 4.7K A10-A A11-A A12-A A10-B A11-B A12-B 4.7K 4.7K 120pF 120pF 68K 100K 100K 470K N/U N/U 220K 100K 2.2K 4.7K 4.7K 2.2K 2.2K 4.

6、7K 2.2K 100K 100K 470K N/U 220K 100K 2.2K 4.7K 4.7K 2.2K 2.2K 4.7K 2.2K 470K 100K 100K 470K 470K R155 R157 C127 R156 R160 R165 R162 R163 R166 R161 Z100 R164 Q114 Q115 R172 R169 R170 R167 R168 R171 R173 R174 R176 R175 R184 C138 Q116 Q118 Q117 C126 C131 R180 R179 C134 C135 R192 C142 R185 R187 C141 R19

7、0 R191R193 R189 C140 R186 R188 10F 33k 4702.2K 27pF 27pF C225 R255 R257 C227 R256 R260 R265 R262 R263 R266 R261 Z200 R264 Q214 Q215 R272 R269 R270 R267 R268 R271 R273 R274 R276 R275 R284 C238 Q216 Q218 Q217 C226 C231 R280 R279 C234 C235 R292 R196 R195 C242 R285 R287 C241R290 R291 R289 C240 R286 R288

8、 10F 470 2.2K 27pF 27pF 470F 470F 120pF 120pF D120 D119 D220 D219 R197 R297 R278 R277 R177 R178 R158 R258 C133 C130 C132 C233 C230 C232 R159 R259 D221 D121 C229 C129 C139 C239 22F 22F P201 P101 P102 P202 A7-B A8-B A8-A A9-A A9-B H5-3 H5-1 H4-3 H4-1 H1-7 H1-5 H1-2 C136 D115 R181 D116 D118 D117 1.5K C

9、236 R281 D215 D216 D217 D218 1.5K H6-4 H6-5 C125 R294 100K R194 100K R295 R296 A7-A 470 470 470 2.2K 2.2K 470 220 220 Pin2 Pin4 Pin1 Pin3 Q105 Q205 CH 2 CH 1 H9-5 H9-8 H1-6 H1-3 H1-1 H1-8 E102E101 H2-4 E202 E201 H3-4 H5-4 H4-4 Q213 J175 Q113 J175 H1-4 H6-6 H6-3 H6-1 1W 1W H4-2 H5-2 H6-8 10K 24K 10K

10、68K 47K 47K 47K 33K 68K 47K 47K 47K 33K 33K 47K 47K 47K 47K 1k R20 R19 R24 R26 47 47 C18 C19 R21 1K 1K 5K 5K 5K 5K 1K 1K 1K 1K 1K V- V- V- cw 3K cw 3K cw 3K cw 3K V+ V+ 5W 2W 5W 5W 2W 5W V+ V- 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 6 5 7 6 5 7 6 5 7 6 5 7 6 5 7 6 5 7 * * CH.1 V+ Gate Drive * Q105 and Q

11、205 Bias Transistors are Located on V+ PCB 30-12028-1 R22 R23 33K 33K 15VDC FAN 15VDC FAN 30-06028 Q201 Q203 R200 R215 R205 R223 Q200 Q206 D200 R202 R203 R204 C200 25V V+ R217 R221 R222 R220 R219 R218 D201 Q207 C201 25V D202 V- Q202 Q204 R201 R216 R224 R206 H5-1 H5-3 Q101 Q103 R100 R115 R105 R123 Q1

12、00 Q106 D100 R107 R103 R104 C100 V+ R117 R121 R122 R120 R119 R118 D101 Q107 C101 25V D102 V- 150 33N20 560 47 150470F .22 1N4007 1N4007 33N20 150 47 470F150 100K 560 2.2K 22K .22 Q102 Q104 R101 R116 R124 R106 H4-1 4-3 150 2N5550 .22 2N5550 150 2N5550 .22 150 150 560 47 2N5550 470F 150 33N20 1N4007 .

13、22 .22 150 150 560 2.2K 22K 2N5550 100K 150 470F 47 2N5550 33N20 1N4007 .22 .22 R182 R282 22K 22K C22 + 47F R283 +15VDC 2.2K R183 +15VDC 2.2K R102 560 R125 560 R207 560 R225 560 P2 12340 WORLD TRADE DR. SAN DIEGO, CA 92128 (619) 487-1600 FAX 487-6629 REVISED BY: APPROVED: DRAWN BY:DATE: DATE: ASSY. DATE: ARVIN REV: REV: NO: PCB NO: C 13MAR96 Driver & Output from F600 Fan control H6-2 H6-7 Page 2 of 2 R600 Amplifier Module 80-40628 A J. KENNEDY J. KENNEDY12JUN96 N/U R293 收音机爱好者资料库 Ra d i o Fa n s .CN