Primare-SPA20-spa-sm 电路图 维修手册.pdf

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1、 SPA20 Surround Processing Amplifier Service Manual RadioFans.CN 收音机爱 好者资料库 1. Circuit Diagrams 2. Adjustment 3. Technical Specifications Confidential ! This document is not allowed to show for third part without written permission from Primare Systems AB. This document is subject to change without

2、notice. Author: Bjorn Holmqvist Primare Systems AB RadioFans.CN 收音机爱 好者资料库 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A3 Date:20-Aug-2003Sheet of File:D:My Filesunderlag produktionAv20-spa20Protell Drawings electricalschematicsorginaluppdaterade komponentvrdenBackup of em1134A.DDBDra

3、wn By: Q1 2SC2240 Q5 2SA970 Q7 BD677A Q8 2SC4793 Q10 2SA1837 R1 1K Q11 2SA1943 Q13 2SC5200 R2 33K R3 10K R6 110R R7 470R D1 1N4148 D2 1N4148 C1 0.1U R12 5K6 R13 5K6 R14 5K6 R15 3K3 Q6 2SA970 R4 18K R5 18K C10 NC Q2 2SC2240 Q3 2SC2240 Q4 2SC2240 R16 115R R17 2K2 R8 470R R19 1K1 R20 22K C11 18P D3 1N4

4、148 D4 1N4148 C2 0.1U R9 470R R22 220R R23 100R R10 470R R25 4K7 R26 4K7 R27 4K7 R29 470K A 1 K 2 C 4 E 3 Q17 OPTOISO1 1 2 3 Q18 BS107 R24 280R R30 680R R28 4K7 R18 1K1 D5 0R C3 NC Q9 2SC4793 R31 75R R32 75R C4 0.1U C12 220U/16V R37 470R R38 470R R39 0.22R R40 0.22R R43 22R R44 22R R45 22R R46 22R Q

5、12 2SA1943 Q14 2SC5200 R41 0.22R R42 0.22R R47 22R R48 22R R49 22R R50 22R S1 FUSE1 S2 FUSE1 C5 0.1U C6 0.1U R21 22K R51 1K C7 0.1U C13 1U R52 1M +15V_AN -15V_AN +POWER -POWER C8 0.1U C14 0.1V C15 100U/63V C16 100U/63V R33 22R R34 22R R35 22R R36 22R C9 0.1U R11 470R BIAS-STANDBY Q15A 2SK389 Q15B 2S

6、K389 PIN PIN P9 PIN PIN P10 PIN +POWER-REG -POWER-REG RE1A SW SPDT U1 OPA134 R POWER FRONT AMP-OUT-FRONT-R R325 220R C93 330pF RadioFans.CN 收音机爱 好者资料库 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A3 Date:20-Aug-2003Sheet of File:D:My Filesunderlag produktionAv20-spa20Protell Drawings e

7、lectricalschematicsorginaluppdaterade komponentvrdenBackup of em1134B.DDBDrawn By: Q30 2SC2240 Q40 2SA970 Q45 BD677A Q52 2SC4793 Q57 2SA1837 R56 1K Q64 2SA1943 Q72 2SC5200 R60 33K R70 10K R76 110R R95 470R D21 1N4148 D22 1N4148 C44 0.1U R110 5K6 R111 5K6 R112 5K6 R116 3K3 Q41 2SA970 R71 18K R72 18K

8、C56 NC Q31 2SC2240 Q32 2SC2240 Q33 2SC2240 R120 115R R127 2K2 R96 470R R132 1K1 R139 22K C60 18P D23 1N4148 D24 1N4148 C45 0.1U R97 470R R144 220R R151 100R R98 470R R165 4K7 R166 4K7 R167 4K7 R172 470K A 1 K 2 C 4 E 3 Q77 OPTOISO1 1 2 3 Q81 BS107 R152 280R R176 680R R168 4K7 R128 1K1 D25 0R C46 NC

9、Q53 2SC4793 R99 75R R192 75R C47 0.1U C64 220U/16V R203 470R R204 470R R217 0.22R R218 0.22R R245 22R R246 22R R247 22R R248 22R Q65 2SA1943 Q73 2SC5200 R219 0.22R R220 0.22R R249 22R R250 22R R251 22R R25222R S9 FUSE1 S10 FUSE1 C48 0.1U C49 0.1U U5 OPA134 R140 22K R256 1K C50 0.1U C68 1U R260 1M +1

10、5V_AN -15V_AN +POWER -POWER C51 0.1U C72 0.1V C79 100U/63V C80 100U/63V R193 22R R194 22R R195 22R R196 22R C52 0.1U R100 470R BIAS-STANDBY Q85A 2SK389 Q85B 2SK389 PIN PIN P7 PIN PIN P8 PIN +POWER-REG -POWER-REG RE1B SW SPDT L POWER FRONT AMP-OUT-FRONT-L C92 330pF R324 220R 12345678 A B C D 87654321

11、 D C B A Title NumberRevisionSize A3 Date:20-Aug-2003Sheet of File:D:My Filesunderlag produktionAv20-spa20Protell Drawings electricalschematicsorginaluppdaterade komponentvrdenBackup of em1134C.DDBDrawn By: Q26 2SC2240 Q38 2SA970 Q44 BD677A Q50 2SC4793 Q56 2SA1837 R55 1K Q62 2SA1943 Q70 2SC5200 R59

12、33K R67 10K R75 110R R89 470R D16 1N4148 D17 1N4148 C35 0.1U R107 5K6 R108 5K6 R109 5K6 R115 3K3 Q39 2SA970 R68 18K R69 18K C55 NC Q27 2SC2240 Q28 2SC2240 Q29 2SC2240 R119 115R R125 2K2 R90 470R R131 1K1 R137 22K C59 18P D18 1N4148 D19 1N4148 C36 0.1U R91 470R R143 220R R149 100R R92 470R R161 4K7 R

13、162 4K7 R163 4K7 R171 470K A 1 K 2 C 4 E 3 Q76 OPTOISO1 1 2 3 Q80 BS107 R150 280R R175 680R R164 4K7 R126 1K1 D20 0R C37 NC Q51 2SC4793 R93 75R R187 75R C38 0.1U C63 220U/16V R201 470R R202 470R R213 0.22R R214 0.22R R237 22R R238 22R R239 22R R240 22R Q63 2SA1943 Q71 2SC5200 R215 0.22R R216 0.22R R

14、241 22R R242 22R R243 22R R24422R S7 FUSE1 S8 FUSE1 C39 0.1U C40 0.1U U4 OPA134 R138 22K R255 1K C41 0.1U C67 1U R259 1M +15V_AN -15V_AN +POWER -POWER C42 0.1U C71 0.1V C77 100U/63V C78 100U/63V R188 22R R189 22R R190 22R R191 22R C43 0.1U R94 470R BIAS-STANDBY Q84A 2SK389 Q84B 2SK389 PIN PIN P5 PIN

15、 PIN P6 PIN +POWER-REG -POWER-REG RE2A SW SPDT AMP-OUT-REAR-R R POWER REAR R323 220R C91 330pF 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A3 Date:20-Aug-2003Sheet of File:D:My Filesunderlag produktionAv20-spa20Protell Drawings electricalschematicsorginaluppdaterade komponentvrdenBack

16、up of em1134D.DDBDrawn By: Q22 2SC2240 Q36 2SA970 Q43 BD677A Q48 2SC4793 Q55 2SA1837 R54 1K Q60 2SA1943 Q68 2SC5200 R58 33K R64 10K R74 110R R83 470R D11 1N4148 D12 1N4148 C26 0.1U R104 5K6 R105 5K6 R106 5K6 R114 3K3 Q37 2SA970 R65 18K R66 18K C54 NC Q23 2SC2240 Q24 2SC2240 Q25 2SC2240 R118 115R R12

17、3 2K2 R84 470R R130 1K1 R135 22K C58 18P D13 1N4148 D14 1N4148 C27 0.1U R85 470R R142 220R R147 100R R86 470R R157 4K7 R158 4K7 R159 4K7 R170 470K A 1 K 2 C 4 E 3 Q75 OPTOISO1 1 2 3 Q79 BS107 R148 280R R174 680R R160 4K7 R124 1K1 D15 0R C28 NC Q49 2SC4793 R87 75R R182 75R C29 0.1U C62 220U/16V R199

18、470R R200 470R R209 0.22R R210 0.22R R229 22R R230 22R R231 22R R232 22R Q61 2SA1943 Q69 2SC5200 R211 0.22R R212 0.22R R233 22R R234 22R R235 22R R23622R S5 FUSE1 S6 FUSE1 C30 0.1U C31 0.1U U3 OPA134 R136 22K R254 1K C32 0.1U C66 1U R258 1M +15V_AN -15V_AN +POWER -POWER C33 0.1U C70 0.1V C75 100U/63

19、V C76 100U/63V R183 22R R184 22R R185 22R R186 22R C34 0.1U R88 470R BIAS-STANDBY Q83A 2SK389 Q83B 2SK389 PIN PIN P3 PIN PIN P4 PIN +POWER-REG -POWER-REG RE2B SW SPDT L POWER REAR AMP-OUT-REAR-L C90 330pF R322 220R 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A3 Date:20-Aug-2003Sheet o

20、f File:D:My Filesunderlag produktionAv20-spa20Protell Drawings electricalschematicsorginaluppdaterade komponentvrdenBackup of em1134E.DDBDrawn By: Q16 2SC2240 Q34 2SA970 Q42 BD677A Q46 2SC4793 Q54 2SA1837 R53 1K Q58 2SA1943 Q66 2SC5200 R57 33K R61 10K R73 110R R77 470R D6 1N4148 D7 1N4148 C17 0.1U R

21、101 5K6 R102 5K6 R103 5K6 R113 3K3 Q35 2SA970 R62 18K R63 18K C53 NC Q19 2SC2240 Q20 2SC2240 Q21 2SC2240 R117 115R R121 2K2 R78 470R R129 1K1 R133 22K C57 18P D8 1N4148 D9 1N4148 C18 0.1U R79 470R R141 220R R145 100R R80 470R R153 4K7 R154 4K7 R155 4K7 R169 470K A 1 K 2 C 4 E 3 Q74 OPTOISO1 1 2 3 Q7

22、8 BS107 R146 280R R173 680R R156 4K7 R122 1K1 D10 0R C19 NC Q47 2SC4793 R81 75R R177 75R C20 0.1U C61 220U/16V R197 470R R198 470R R205 0.22R R206 0.22R R221 22R R222 22R R223 22R R224 22R Q59 2SA1943 Q67 2SC5200 R207 0.22R R208 0.22R R225 22R R226 22R R227 22R R22822R S3 FUSE1 S4 FUSE1 C21 0.1U C22

23、 0.1U U2 OPA134 R134 22K R253 1K C23 0.1U C65 1U R257 1M +15V_AN -15V_AN +POWER -POWER C24 0.1U C69 0.1V C73 100U/63V C74 100U/63V R178 22R R179 22R R180 22R R181 22R C25 0.1U R82 470R BIAS-STANDBY Q82A 2SK389 Q82B 2SK389 PIN PIN P1 PIN PIN P2 PIN +POWER-REG -POWER-REG RE3A SW SPDT RE3B SW SPDT CENT

24、ER POWER AMP-OUT-CENTER R321 220R C89 330pF 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A3 Date:20-Aug-2003Sheet of File:D:My Filesunderlag produktionAv20-spa20Protell Drawings electricalschematicsorginaluppdaterade komponentvrdenBackup of Em1134f.DDBDrawn By: Name em1134E.sch Name em

25、1134D.sch Name em1134C.sch Name em1134B.sch Name em1134A.sch C81 10000U/63V C82 10000U/63V C83 10000/63V C84 10000/63V R261 22R R262 22R R263 22R R264 22R 1 2 3 4 P11 HEADER 4 RE3C SW SPDT RE2C SW SPDT RE1C SW SPDT R265 150K D26 PMLL4148 C97 470N R270 1M R271 1M R285 120K R272 1M D27 PMLL4148 +15V_A

26、N C98 470N 3 2 1 84 U6A MC1458 5 6 7 U6B MC1458 R266 150K D28 PMLL4148 C99 470N R273 1M R274 1M R286 120K R275 1M D29 PMLL4148 +15V_AN C100 470N +15V_AN -15V_AN Q86 BC846 D39 2V7 R290 56K D30 PMLL4148 STANDBY FRONT Q87 BC846 D40 2V7 R291 56K D44 1N4148 R295 1K2/3W +POWER R267 150K D31 PMLL4148 C101

27、470N R276 1M R277 1M R287 120K R278 1M D32 PMLL4148 +15V_AN C102 470N 3 2 1 84 U7A MC1458 5 6 7 U7B MC1458 R268 150K D33 PMLL4148 C103 470N R279 1M R280 1M R288 120K R281 1M D34 PMLL4148 +15V_AN C104 470N +15V_AN -15V_AN Q88 BC846 D41 2V7 R292 56K D35 PMLL4148 STANDBY Q89 BC846 D42 2V7 R293 56K D45

28、1N4148 R296 1K2/3W +POWER 3 2 1 84 U8A MC1458 R269 150K D36 PMLL4148 C105 470N R282 1M R283 1M R289 120K R284 1M D37 PMLL4148 +15V_AN C106 470N +15V_AN -15V_AN Q90 BC846 D43 2V7 R294 56K D38 PMLL4148 STANDBY D46 1N4148 R297 1K2/3W +POWER AMP-OUT-FRONT-L AMP-OUT-FRONT-R AMP-OUT-REAR-R AMP-OUT-REAR-L

29、AMP-OUT-CENTER R298 3K65 R300 330R 1 2 3 4 D49 BRIDGE1 Vin 3 ADJ 1 Vout 2 REG1LM317T Vin 3 ADJ 1 Vout 2 REG2LM337T D47 1N4148 D48 1N4148 C107 10U/35V C109 4700U/40V C108 10U/35V C110 220U/16V C112 4700/40V C111 220U/16V R299 3K65 R301 330R +15V_AN -15V_AN C113 100n C114 100n Vin 1 GND 2 OUT 3 REG3 7

30、8S05 Vin 2 GND 1 OUT 3 REG77905 C115 100N C116 100N C117 100N C118 100NC125 2200U/16V C126 2200U/16V +5V 1 2 3 4 D50 BRIDGE1 Vin 1 GND 2 OUT 3 REG4 7805 C127 2200U/25V C119 100N C120 100N C130 330U/6.3V +5VD R302 0R DGND DGND Vin 1 GND 2 OUT 3 REG5 7812 C121 100N C122 100N C131 220U/16V +12V C128 22

31、00U/25V C129 2200U/25V Vin 1 GND 2 OUT 3 REG6 7805 C123 100N C124 100N C132 330U/6.3V +5VDISPLAY/REL +POWER -POWER +POWER-REG -POWER-REG C133 100N C134 100N +15V_AN -15V_AN C135 100N C136 100N C137 100N C138 100N C139 100N C140 100N C141 100N C142 100N C143 100N C144 100N 1 2 P12 HEADER 2 1 2 3 P13

32、HEADER 3 -5V C85 2200U/16V C86 2200U/16V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 JP1 HEADER 20 +15V_AN -15V_AN +5V -5V +5VDISPLAY/REL +5VD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 JP2 HEADER 16 L POWER FRONT R POWER FRONT L POWER REAR R POWER REAR CENTER POWER BIAS-STANDBY FRONT Q91 BC850 +

33、5VD Q92 BC850 R303 1K R304 1K R306 47K STANDBY FRONT BIAS-STANDBY BIAS-STANDBY FRONT Q93 BC850 R305 1K R307 47K STANDBY STANDBY REAR-CEN-SUB STANDBY REAR-CEN-SUB JP3 3.5MM-JACK +12V LINK Q95 BD140 Q94 BC850 R308 10k R309 47K R311 2R2 +12V R310 22K 12V-LINK1 12V-LINK1 R313 10R C87 100N JP4 3.5MM-JACK

34、 +12V LINK Q97 BD140 Q96 BC850 R312 10k R314 47K R316 2R2 R315 22K 12V-LINK2 12V-LINK2 R317 2R2 R318 2R2 +12VIDEO +12VIDEO R319 10K 1 2 3 Q98 TEMPERATUR 1 2 3 4 P14 HEADER 4 R320 1K R326 NC R327 NC R328 470R R329 470R R330 22R R331 22R R332 22R R333 22R C88 1000/35V C94 100N 12345678 A B C D 8765432

35、1 D C B A Title NumberRevisionSize A2 Date:20-Aug-2003Sheet of File:D:My Filesunderlag produktionAv20-spa20Protell Drawings electricalschematicsorginaluppdaterade komponentvrdenBackup of Em1132-4.DDBDrawn By: 3 2 1 84 U1A OPA2134 5 6 7 U1B OPA2134 -15V R1 100R R2 100R R9 47K R10 47K R11 1K R12 1K L

36、R J1 R192K05 R25 511R -15V +15V R31 10K R50 1MR511M C1 1U C2 1U C13 100P R13 1K R62 10R R202K05 R26 511R -15V R32 10K R52 1MR53 1M C3 1U C4 1U C14 100P R14 1K R63 10R L R J2 S1B SW SPDT S1A SW SPDT +15V ZCEN 1 CS 2 SDATAI 3 DGND 5 SCLK 6 SDATAO 7 MUTE 8 AINR 9 AGNDR 10 AOUTR 11 VA+ 12 VA- 13 AOUTL 1

37、4 AGNDL 15 AINL 16 VD+ 4 U8 PGA2311U C19 100N -5V-VOLUME +5V-VOLUME C20 100N C45 10U R68 10R +5V-VOLUME R33 10K R34 10K R71 4K7 R72 4K7 L R J3 S2C R212K05 R27 511R -15V +15V R35 10K R54 1MR551M C5 1U C6 1U C15 100P R15 1K R222K05 R28 511R -15V R36 10K R56 1MR57 1M C7 1U C8 1U C16 100P R16 1K S3C +15

38、V ZCEN 1 CS 2 SDATAI 3 DGND 5 SCLK 6 SDATAO 7 MUTE 8 AINR 9 AGNDR 10 AOUTR 11 VA+ 12 VA- 13 AOUTL 14 AGNDL 15 AINL 16 VD+ 4 U9 PGA2311U C21 100N -5V-VOLUME +5V-VOLUME R232K05 R29 511R -15V +15V R37 10K R58 1MR591M C9 1U C10 1U C17 100P R17 1K R242K05 R30 511R -15V R38 10K R60 1MR61 1M C11 1U C12 1U

39、C18 100P R18 1K +15V ZCEN 1 CS 2 SDATAI 3 DGND 5 SCLK 6 SDATAO 7 MUTE 8 AINR 9 AGNDR 10 AOUTR 11 VA+ 12 VA- 13 AOUTL 14 AGNDL 15 AINL 16 VD+ 4 U10 PGA2311U -5V-VOLUME +5V-VOLUME A0 1 A1 2 A2 3 P1 5 P2 6 P3 7 VSS 8 P4 9 P5 10 P6 11 P7 12 INT 13 SCL 14 SDA 15 VDD 16 P0 4 U14PCF8574A +5VD D5 4148 Q1 BC

40、V46 R81 470R R39 10K R40 10K R41 10K R42 10K R43 10K +5VD R44 10K +5VD R45 10K +5VD REC 1 OUT FRONT 4 IN C23 100N +15VC25 100N C26 100N C27 100N +15VC30 100N C31 100N C32 100N C34 100N -15V C37 100N C38 100N C39 100N +5V-VOLUME C40 100N C41 100N C42 100N -5V-VOLUME EM1132-2 C43 100N C46 10U R69 10R

41、+5V-VOLUME R46 10K R47 10K R73 4K7 R74 4K7 C44 100N C47 10U R70 10R +5V-VOLUME R48 10K R49 10K R75 4K7 R76 4K7 CENTER IN SURR SUB IN SURR L SURR IN R SURR IN L POWER FRONT R POWER FRONT R64 10R R65 10R L R J4 2 3 1 S2B SW SPDT 7 6 8 S2A SW SPDT OUT SURR L POWER REAR R POWER REAR R66 10R R67 10R L R

42、J5 2 3 1 S3B SW SPDT 7 6 8 S3A SW SPDT OUT CENTER CENTER POWER OUT SUB A0 1 EN 2 V- 3 N2A 5 N3A 6 N4A 7 COMA 8 COMB 9 N4B 10 N3B 11 N2B 12 N1B 13 V+ 14 GND 15 A1 16 N1A 4 U16 DG409DY L R J6 5 IN L R J7 3 IN L R J8 2 IN +15V-15V L R J9 EX2 A0 1 EN 2 V- 3 N2A 5 N3A 6 N4A 7 COMA 8 COMB 9 N4B 10 N3B 11

43、N2B 12 N1B 13 V+ 14 GND 15 A1 16 N1A 4 U17DG409DY L R J10 EX3 L R J11 EX1 L R J12 1 IN +15V-15V A0 1 A1 2 A2 3 P1 5 P2 6 P3 7 VSS 8 P4 9 P5 10 P6 11 P7 12 INT 13 SCL 14 SDA 15 VDD 16 P0 4 U15PCF8574A S4A SW SPDT S4B SW SPDT 45S4C L FRONT IN SURROUND R FRONT IN SURROUND R82 470R Q3 BCV46 +5VD BYPASS

44、MUTE STANDBY SDA SCL FROM PROCESSOR BOARD R TO PROCESSOR L TO PROCESSOR 3 2 1 84 U2A OPA2134 5 6 7 U2B OPA2134 3 2 1 84 U3A OPA2134 5 6 7 U3B OPA2134 3 2 1 84 U4A OPA2134 5 6 7 U4B OPA2134 3 2 1 84 U5A OPA2134 5 6 7 U5B OPA2134 3 2 1 84 U6A OPA2134 5 6 7 U6B OPA2134 3 2 1 84 U7A OPA2134 5 6 7 U7B OP

45、A2134 S1C SW SPDT R83 470R Q4 BCV46 +5VD D6 4148 D7 4148 +5VD MUTE STANDBY FRONT DGND DGND FRONT SURR CENTER SUB 7 6 8 S5A SW SPDT 2 3 1 S5B SW SPDT S5C SW SPDT L FRONT DIRECT R FRONT DIRECT R SURR DIRECT L SURR DIRECT CENTER DIRECT SUB DIRECT R88 470R Q5 BCV46 D8 4148 +5VD FRONT DIRECT BYPASS BYPAS

46、S R872K05 R90 511R -15V +15V R93 10K R97 1MR98 1M C68 1U C69 1U C72 100P R85 1K R101 56R R89 2K05 R91 511R -15V R94 10K R99 1MR100 1M C70 1U C71 1U C73 100P R86 1K R102 56R L R J13 S6A SW SPDT S6B SW SPDT +15V ZCEN 1 CS 2 SDATAI 3 DGND 5 SCLK 6 SDATAO 7 MUTE 8 AINR 9 AGNDR 10 AOUTR 11 VA+ 12 VA- 13

47、AOUTL 14 AGNDL 15 AINL 16 VD+ 4 U19 PGA2311U C74 100N -5V-VOLUME +5V-VOLUME C75 100N C77 10U R103 10R +5V-VOLUME R95 10K R96 10K R104 4K7 R105 4K7 OUT SURR BACK 1 3 2 1 84 U13A OPA2134 5 6 7 U13B OPA2134 3 2 1 84 U18A OPA2134 5 6 7 U18B OPA2134 SURR BACK 1 IN SURR BACK 2 IN SURR BACK 1 DIRECT SURR B

48、ACK 2 DIRECT L R J14 OUT SURR BACK 2 R109 10K +5VD S6C 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 J15 CON20 7 6 8 S7A SW SPDT 2 3 1 S7B SW SPDT 45S7C SW SPDT 45S8C SW SPDT 7 6 8 S8A SW SPDT 2 3 1 S8B SW SPDT S9A SW SPDT 2 3 1 S9B SW SPDT S9C SW SPDT R TO PROCESSOR L TO PROCESSOR CENTER IN SU

49、RR SUB IN SURR L SURR IN R SURR IN L FRONT IN SURROUND R FRONT IN SURROUND SURR BACK 1 IN SURR BACK 2 IN C66 100N C67 100N +15VC76 100N C78 100N C79 100N C80 100N C81 100N +15VC82 100N C83 100N C84 100N C85 100N C86 100N -15VC87 100N C88 100N -15V C89 100N C90 100N 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 JP1 HEADER 16 L POWER FRONT R POWER FRONT L POWER REAR R POWER REAR CENTER POWER BIAS-STANDBY FRONT STANDBY REAR-CEN-SUB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 JP2 HEADER 20 +15V -15V +5V -5V +12V +5VDISPLAY/REL +5VD STA