Alto-CLE2-comp-sm 电路图 维修手册.pdf

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1、Service Manual Version: 1.1 Model: CLE2.0 Compressor / Limiter / Gate RadioFans.CN 收音机爱 好者资料库 CONTENTS 1.Specification 2. Block Diagram 3. Schematic Diagram 4. Printed Circuit Board 5. Wiring Diagram 6. Test Procedure 7. Electrical Parts List 8. Exploded Views & Mechanical Parts List 9. Notes - Radi

2、oFans.CN 收音机爱 好者资料库 INPUT ConnectorsXLR and 1/4” TRS (Pin 2 and Tip hot) TypeElectronically balanced/unbalanced, RF filtered ImpedanceBalanced 50Kohm, Unbalanced25Kohm Nominal operating level+4dBu/-10dBV switchable Max input level+24dBu balanced and unbalanced CMRRTypically50dB at 1KHz OUTPUT Connec

3、torsXLR and 1/4” TRS (Pin 2 and Tip hot) TypeElectronically balanced/unbalanced, RF filtered ImpedanceBalanced 120ohm, Unbalanced60ohm Max output level+21dBu,+20dBm balanced and unbalanced SIDECHAIN INPUT Connectors1/4” TRS (Tip hot) TypeRF-rejecting, DC de-coupled, unbalanced input Impedance10Kohm

4、Max input level+24dBu SIDECHAIN OUTPUT Connectors1/4” TRS (Tip hot) TypeRF-rejecting, DC de-coupled, unbalanced output Impedance2Kohm Max input level+21dBu SYSTEM SPECIFICATIONS Bandwidth20HZ to 20kHz, +0/-0.5dB Frequency Response0.35Hz to 200kHz,+0/-3dB Noise-95dBu, unweighted, 22Hz to 22kHz THD 0.

5、008% Typical at +4dBu, 1kHz, unity gain 0.04% Typical at +20dBu, 1kHz, unity gain IMD0.1% Typical SMPTE Crosstalk -100dB, 22Hz to 22Khz Stereo CouplingTrue RMS detection EXPANDER/GATE SECTION TypeInteractive Expander (Interactive Ratio Control) Thresholdvariable (OFF to +15dB) Ratiovariable (1:1 to

6、1:8) Attack1ms/50dB, program dependent Releasevariable (SLOW:100ms/1dB,FAST:100ms/100Db) 1.Specification RadioFans.CN 收音机爱 好者资料库 COMPRESSOR SECTION TypeInteractive Compressor (Interactive Knee Adaptation) Thresholdvariable (-40dB to +20dB) Ratiovariable (1:1 to :1) Threshold Characteristicvariable (

7、Interactive or Hard Knee) Manual Attack Timevariable (0.5ms to 100ms / 20dB Manual Release Timevariable from 0.05 ms to 5s / 20dB Auto Attack TimeTypical 15ms at 10dB, 5ms at 20dB, 3ms at 30dB Auto Release TimeProgram dependent, typical 125dB/s Output levelvariable (-20dB to +20dB) PEAK LIMITER SECT

8、ION TypeInteractive Gain Control Peak Limiter Thresholdvariable (+4dB to OFF (+22dBu) Ratio:1 Stage 1 Limiter TypeClipper Attack Time“zero” Release Time“zero” Stage 2 Limiter TypeProgram Limiter Attackprogram dependent, typ. 5ms Releaseprogram dependent, typ. 20dB/s FUNCTION SWITCHES SC EXTERNSwitch

9、es the detector section to the external SC input. SC MON Monitoring the external SC input, disengaging the normal audio. INTERACTIVE Enables the “Interactive Knee Adaptation” characteristics. CONTOURAllows for frequency dependent detection. AUTO Enable the automatic and program dependent setting of

10、the Attack-/Release times, disengaging the manual Attack-/Release controls. I/O METERSwitches between input and output for the Level Meter. IN/OUTRelay controlled hard-bypass OPERATING LEVEL Changes the internal reference level from +4 dBu to 10dBu. COUPLE Linking both channels for stereo operation.

11、 Channel 1 becomes master. INDICATORS GAIN REDUCTION 12 element LED display: 1/2/4/6/9/12/15/18/21/24/27/30 dB. INPUT/OUTPUT LEVEL 8 element LED display: -30/-24/-18/-12/-6/0/+3/+6/+9/+12/+18 dB Expander/Gate Threshold2 LED for under “+” and above “-“ Compressor Threshold3 LEDs for under “+”,Interac

12、tive “0” and above “- Peak Limiter Threshold1 LED for indication of limiter function. Function switchLED indicator for each POWER SUPPLY USA/Canada120VAC, 60Hz U.K./Australia240VAC, 50Hz Europe230VAC, 50HzMains Voltages General Export Model 100-120VAC, 200-240VAC, 50-60Hz Fuse 100-120VAC : 400mA (SL

13、OW-BLOW) 200-240VAC : 200mA (SLOW-BLOW) Power consumption14 Watts Mains ConnectionStandard IEC receptacle PHYSICAL DimensionW(483.0)*D(198.0)*H(44.2) mm Net Weight3.3Kg 1234 A B C D 4321 D C B A 2 1 3 4 3c 5e 1a 4d 2b SGND 3c 5e 1a 4d 2b 3c 5e 1a 4d 2b 2 1 3 4 3c 5e 1a 4d 2b SGNDSGND SGND SGND 2.BLO

14、CK DIAGRAM 12345678 A B C D 87654321 D C B A T5 HR R61 470R 1/4W R63 39K LD57 YE -15V LD55 GN 1 2 3 P SW5A PS-42E85L 7 8 9 P SW5C PS-42E85L 1 2 3 P SW3A PS-42E85L 4 5 6 P SW3B PS-42E85L LD58 GN LD59 GN LD56 YE LD53 RD 1 2 3 P SW7A PS-22E85L 1 2 3 P SW6A PS-22E85L 1 2 3 P SW4A PS-22E85L 1 2 3 P SW1A

15、PS-22E85L +15V R62 15K CH1-REDUCTION CH1-LEVEL CH2-REDUCTION CH2-LEVEL CLE20 DISPLAY SECTION FP-LED.SCH 12 13 14 IC17D TL064 D11 4148 D12 4148 D10 4148 R218 47K R219 47K 2 13 IC11A CA3086 4 53 IC11B CA3086 6 87 IC11C CA3086 9 1110 IC11D CA3086 3 2 1 IC12A TL064 12 13 14 IC12D TL064 R70 47K R71 47K 1

16、2 1413 IC11E CA3086 R75 10M R72 10M -15v 5 6 7 IC12B TL064 R78 10K 1% R79 2M2 R77 523K 1% 1 2 3 VR1 B50K +15V-15V -15V EXPANDER/GATE THRESHOLD 10 9 8 IC12C TL064 R74 10K C3 47P R221 4K99 1% 5 6 7 IC13B TL064 R85 1K5 R81 20K R84 2K2 D1 4148 D2 4148 1 2 3 VR2 B10K C6 2.2uF D3 4148 3 2 1 IC13A TL064 R8

17、7 100K R86 10K C5 3N3 -15V EXPANDER/GATE 1:N RATIO R80 3K 10 9 8 IC13C TL064 LD1 GN LD2 RD R83 6.8K 1/4W R82 6.8K 1/4W +15V THRESHOLD -15v 5 6 7 IC17B TL064 R127 523K 1% R125 560K R126 470R 1 2 3 VR8 A20K +15V R124 10K THRESHOLD PEAK LIMITER 10 9 8 IC15C TL064 R66 2M2 R65 39K R67 1K -15V 12 13 14 IC

18、13D TL064 R118 475R 1% R117 17K4 1% R94 7K15 1% D4 4148 1 6 7 IC16B LM339 C10 0.22uF C11 3.3uF C12 2.2uF C9 2.2uF R112 39K R113 20K D9 4148 3 2 1 IC15A TL064 R223 12K1 1% +15V R114 470R T7 HR 5 4 2 IC16A LM339 8 9 14 IC16C LM339 LD5 RD LD4 YE LD3 GN D7 DZ 2.7V -15V THRESHOLD R103 3K 10 11 13 IC16D L

19、M339 D8 4148 R109 47K R108 47K R111 10K R110 200R 1 2 3 VR5 A50K R107 4K7 12 13 14 IC15D TL064 R105 1K C8 220N(MEF) 1 2 3 VR4 B50K RATIO n:1 ATTACK T6 HR COMPRESSOR/LIMITER COMPRESSOR/LIMITER R106 17K4 1% 10 9 8 IC14C TL064 R92 10K R91 10K C7 10N R93 4K7 R90 20K T3 5 6 7 IC14B TL064 R98 220K R97 10K

20、 1% R95 390K R96 1M5 1 2 3 VR3 B50K -15V -15V +15V THRESHOLD D5 4148 COMPRESSOR/LIMITER 3 2 1 IC14A TL064 R100 523K 1% R99 523K 1% R102 287K 1% +15V D6 4148 R101 15K 10 11 12 P SW5D PS-42E85L R115 4K7 1 2 3 VR6 A50K 4 5 6 P SW5B PS-42E85L COMPRESSOR/LIMITER RELEASE 10 11 12 P SW3D PS-42E85L 7 8 9 P

21、SW3C PS-42E85L R88 680K 12 13 14 IC14D TL064 -15V C45 47uF/50V R222 330K D44 4148 +15V 4 5 6 P SW7B PS-22E85L -15V 4 5 6 P SW1B PS-22E85L R64 1K15 1% 4 5 6 P SW2B PS-22E85L 4 5 6 P SW6B PS-22E85L R68 24K9 1% R69 17K4 1% C1 0.33uF 4 5 6 P SW4B PS-22E85L C4 1uF R76 4M7 -15V T4 R73 10K 1 2 3 VR7 B50K +

22、15V -15V OUTPUT GAIN COMPRESSOR/LIMITER X20-3 IC29-7 CH1-REDUCTION R104 12K1 1% R116 200R R220 1K CH1-LEVEL T3 T4 IC29-7 SW14-1 X20-3 CH2-LEVEL CH2-REDUCTION CH1-REDUCTION T4-1 CH2 FP-CH2.SCH C47 1uF -15V CH1-LEVEL CH1-REDUCTION T3 T4 IC29-7 SW14-1 X20-3 3 2 1 IC17A TL064 10 9 8 IC17C TL064 R129 47K

23、 R128 47K R131 47K R130 47K D13 4148 D14 4148 R132 4M7 R136 2K2 R135 2K2 R133 4K7 R137 3K D16 4148 D17 4148 D18 4148 D45 4148 C16 0.22uF T8 BR T9 BR LD26 RD +15V +15V THRESHOLD LIM T3 C17 4.7uF/100V D15 4148 R134 1M -15V 5 6 7 IC15B TL064 R121 470K R122 470K R119 47K R120 220K C14 104P C13 104P SW14

24、-1 1 2 3 P SW2A PS-22E85L +15V R123 2K LD54 RD R89 1M SC MON SC EXT I/0 METER SC FILTER BYPASS INTERACTIVE INTERACTIVE AUTO AUTO SC MON SC EXT I/O METER BYPASS SC FILTER INTERACTIVE AUTO (-) (0) (+) EXPANDER/GATE (-) (+) 1 2 3 4 5 6 7 8 9 10 CN5 CN10P-2.0 C15 4.7uF/100V EXPANDER/GATE RELEASE C2 47N

25、HR : 2SA1036(PNP) BR : 2SC2412(NPN) FP-C H 1M N.Sch Ti t el Si ze Fi l e: Dat e: Dr awn By: Sheet Revi si onModel No: 23-May-2002 EASO N YAN G C O M PR ESSO R : FR O N T PAN EL ( C H 1 ) 31of C LE2.0V1.0 A3 R229 0R T4-1 3. Schematic Diagram 12345678 A B C D 87654321 D C B A 2 13 IC18A CA3086 4 53 IC

26、18B CA3086 6 87 IC18C CA3086 9 1110 IC18D CA3086 3 2 1 IC19A TL064 5 6 7 IC19B TL064 12 13 14 IC19D TL064 R158 10M R165 10K 1% R164 2M2 R162 523K 1% 1 2 3 VR9 B50K +15V-15V R155 47K R154 47K 5 6 7 IC20B TL064 10 9 8 IC20C TL064 R169 1K5 R166 3K R167 20K R168 2K2 D19 4148 D20 4148 C23 2.2uF D21 4148

27、R172 680K 3 2 1 IC20A TL064 R171 100K R170 10K C22 3N3 -15V12 13 14 IC21D TL064 10 9 8 IC21C TL064 R176 10K R175 10K C24 10N 5 6 7 IC21B TL064 R182 220K R181 10K 1% R179 390K R180 1M5 1 2 3 VR11 B50K -15V -15V +15V THRESHOLD D22 4148 10 11 13 IC23D LM339 D27 4148 R194 47K R193 47K R196 10K R195 200R

28、 1 2 3 VR13 A50K R192 4K7 12 13 14 IC22D TL064 R190 1K C25 220N(MEF) 1 2 3 VR12 B50K 3 2 1 IC21A TL064 R186 523K 1% R183 523K 1% RATIO n:1 ATTACK T15 HR 12 13 14 IC20D TL064 R203 475R 1% R202 17K4 1% R178 7K15 1% R177 4K7 D29 4148 10 9 8 IC19C TL064 R159 10K C20 47P -15V R161 4K99 1% 5 4 2 IC23A LM3

29、39 C27 0.22uF C28 3.3uF C29 2.2uF C26 2.2uF R197 39K R198 20K D28 4148 3 2 1 IC22A TL064 1 6 7 IC23B LM339 8 9 14 IC23C LM339 LD29 GN LD30 YE LD31 RD D24 DZ 2.7V -15V R184 287K 1% +15V D23 4148 THRESHOLD R187 3K T10 HR R145 470R 1/4W R147 39K D25 4148 D26 4148 SW16A-2 R185 15K R200 4K7 R199 470R 1 2

30、 3 VR14 A50K T16 HR R228 12K1 1% +15V 5 6 7 IC22B TL064 10 9 8 IC22C TL064 R150 2M2 R149 39K R151 1K -15V -15V+15V 1 2 3 VR15 B50K +15V -15V CH2-REDUCTION COUPLE OUTPUT GAIN CH1-REDUCTION X20-3 -15V 10 11 12 P SW13D PS-42E85L 4 5 6 P SW13B PS-42E85L 4 5 6 P SW9B PS-22E85L R148 1K15 1% 4 5 6 P SW10B

31、PS-22E85L 4 5 6 P SW14B PS-22E85L C46 47uF/50V R227 330K D43 4148 -15V 4 5 6 P SW15B PS-22E85L 10 11 12 P SW11D PS-42E85L 7 8 9 P SW11C PS-42E85L R152 24K9 1% R153 17K4 1% C18 0.33uF 4 5 6 P SW12B PS-22E85L LD62 RD R204 2K +15V SW14-1 1 2 3 P SW10A PS-22E85L LD65 YE -15V LD63 GN 1 2 3 P SW13A PS-42E

32、85L 7 8 9 P SW13C PS-42E85L 1 2 3 P SW11A PS-42E85L 4 5 6 P SW11B PS-42E85L LD66 GN LD67 GN LD64 YE LD61 RD 1 2 3 P SW15A PS-22E85L 1 2 3 P SW14A PS-22E85L 1 2 3 P SW12A PS-22E85L 1 2 3 P SW9A PS-22E85L EXPANDER/GATE EXPANDER/GATE 1:N RATIO THRESHOLD COMPRESSOR/LIMITER COMPRESSOR/LIMITER COMPRESSOR/

33、LIMITER COMPRESSOR/LIMITER COMPRESSOR/LIMITER RELEASE +15V R146 15K R191 17K4 1% R174 20K T3-1 +15V R173 1M R157 10K R189 12K1 1% R201 200R SW16A-2 12 1413 IC18E CA3086 12 R156 10M-15v 1 2 3 P SW8A PS-42E85L 7 8 9 P SW8C PS-42E85L 12 13 14 IC24D TL064 D31 4148 D32 4148 D30 4148 R224 47K R225 47K R22

34、6 1K CH2-LEVEL C48 1uF -15V COUPLE R160 4M7 C21 1uF -15V T4-1 3 2 1 IC24A TL064 10 9 8 IC24C TL064 R209 47K R208 47K R211 47K R210 47K R212 4M7 R216 2K2 R215 2K2 R213 4K7 R217 3K D33 4148 D34 4148 D36 4148 D37 4148 D38 4148 D42 4148 C31 0.22uF C30 4.7uF/100V T17 BR T18 BR LD52 RD +15V +15V THRESHOLD

35、 LIM T3-1 C32 4.7uF/100V D35 4148 R214 1M -15V COUPLE 4 5 6 P SW8B PS-42E85L IC29-7 PEAK LIMITER THRESHOLD R205 10K +15V 1 2 3 VR16 A20K R207 470R R206 560K R188 523K 1% 5 6 7 IC24B TL064 IC34-2 IC34-2 T13 HR T14 BR -15V R142 47K R141 47K R140 1M D39 4148 LD27 GN LD28 RD D41 4148 R144 6.8K 1/4W R143

36、 6.8K 1/4W +15V D40 4148 T3 S 1 D 2 G 3 T11 PMBFJ112 T12 PMBFJ112 -15v T4 THRESHOLD R139 100K LD60 RD -15V +15V 10 11 12 P SW8D PS-42E85L COUPLE R138 4.7K 1/4W D49 D49 SC MON SC EXT I/O METER SC FILTER BYPASS INETRACTIVE INETRACTIVE AUTO AUTO SC MON SC EXT I/O METER BYPASS SC FILTER INTERACTIVE AUTO

37、 1 2 3 VR10 B10K (+)(-) (0) (-) (+) EXPANDER/GATE 1 2 3 4 5 6 7 8 9 10 11 12 CN6 CN12P-2.0 EXPANDER/GATE RELEASE C19 47N HR : 2SA1036(PNP) BR : 2SC2412(NPN) FP-C H 2.SC H Ti t el Si ze Fi l e: Dat e: Dr awn By: Sheet Revi si onModel No: 23-May-2002 EASO N YAN G C O M PR ESSO R : FR O N T PAN EL ( C

38、H 2 ) 32of C LE2.0V1.0 A3 R163 0R T4-1 T3-1 12345678 A B C D 87654321 D C B A 5 4 2 IC6A LM339 1 6 7 IC6B LM339 8 9 14 IC6C LM339 10 11 13 IC6D LM339 5 4 2 IC7A LM339 1 6 7 IC7B LM339 8 9 14 IC7C LM339 10 11 13 IC7D LM339 5 4 2 IC8A LM339 1 6 7 IC8B LM339 8 9 14 IC8C LM339 10 11 13 IC8D LM339 5 4 2

39、IC9A LM339 1 6 7 IC9B LM339 8 9 14 IC9C LM339 10 11 13 IC9D LM339 5 4 2 IC10A LM339 1 6 7 IC10B LM339 8 9 14 IC10C LM339 10 11 13 IC10D LM339 LD32 RD LD33 RD LD34 RD LD35 RD LD36 RD LD37 RD LD38 RD LD39 RD LD40 RD LD41 RD LD42 RD LD43 RD LD44 GN LD45 GN LD46 GN LD47 GN LD48 GN LD49 YE LD50 YE LD51 R

40、D R34 1K R35 1K R36 2K R37 2K R38 3K R39 3K R40 3K R41 3K R42 3K R43 3K R44 3K R45 3K R46 33K R50 110R R51 100R R52 200R R53 402R 1% R54 806R 1% R55 1K58 1% R56 3K24 1% R57 6K34 1% R58 8K06 1% R33 39K R32 15K R31 1.8K 1/4W R49 47K R48 30K R47 1.8K 1/4W +15V+15V -15V -15V +15V CH2-REDUCTION 312 IC1E

41、LM339 312 IC2E LM339 312 IC3E LM339 312 IC4E LM339 312 IC5E LM339 312 IC16E LM339 411 IC12E TL064 411 IC13E TL064 411 IC14E TL064 411 IC15E TL064 411 IC17E TL064 C34 104P C35 104P C36 104P C37 104P +15V -15V GAIN REDUCTION(dB) 5 4 2 IC1A LM339 1 6 7 IC1B LM339 8 9 14 IC1C LM339 10 11 13 IC1D LM339 5

42、 4 2 IC2A LM339 1 6 7 IC2B LM339 8 9 14 IC2C LM339 10 11 13 IC2D LM339 5 4 2 IC3A LM339 1 6 7 IC3B LM339 8 9 14 IC3C LM339 10 11 13 IC3D LM339 5 4 2 IC4A LM339 1 6 7 IC4B LM339 8 9 14 IC4C LM339 10 11 13 IC4D LM339 5 4 2 IC5A LM339 1 6 7 IC5B LM339 8 9 14 IC5C LM339 10 11 13 IC5D LM339 LD6 RD LD7 RD

43、 LD8 RD LD9 RD LD10 RD LD11 RD LD12 RD LD13 RD LD14 RD LD15 RD LD16 RD LD17 RD LD18 GN LD19 GN LD20 GN LD21 GN LD22 GN LD23 YE LD24 YE LD25 RD INPUT/OUTPUT LEVEL(dB) R28 8K06 1% R27 6K34 1% R26 3K24 1% R25 1K58 1% R24 806R 1% R23 402R 1% R22 200R R21 100R R20 110R +15V-15V -15V R16 33K R15 3K R14 3K

44、 R13 3K R12 3K R11 3K R10 3K R9 3K R8 3K R7 2K R6 2K R5 1K R4 1K T3 HR T4 HR T1 HR T2 HR R19 47K R18 30K R17 1.8K 1/4W R3 39K R2 15K R1 1.8K 1/4W +15V+15V GAIN REDUCTION(dB) INPUT/OUTPUT LEVEL(dB) CH1-REDUCTION 312 IC6E LM339 312 IC7E LM339 312 IC8E LM339 312 IC9E LM339 312 IC10E LM339 312 IC23E LM3

45、39 411 IC19E TL064 411 IC20E TL064 411 IC21E TL064 411 IC22E TL064 411 IC24E TL064 C40 104P C41 104P C42 104P C43 104P +15V -15V CH1 CH1 CH1 CH2 CH2 CH2 C44 47uF/50V C38 47uF/50V R60 22R 1/4W R30 22R 1/4W CH2-LEVELCH1-LEVEL R29 22R 1/4W R59 22R 1/4W C33 104P C39 104P HR : 2SA1036(PNP) BR : 2SC2412(N

46、PN) FP-LED.SC H Ti t el Si ze Fi l e: Dat e: Dr awn By: Sheet Revi si onModel No: 23-May-2002 EASO N YAN G C OMPR ESSO R : FR O N T PAN EL ( D I SPLAY ) 33of C LE2.0V1.0 A3 12345678 A B C D 87654321 D C B A 3c 5e 1a 4d 2b X1 JY-6351G-02-250 3c 5e 1a 4d 2b X2 JY-6351G-02-250 3c 5e 1a 4d 2b X3 JY-6351

47、G-02-250 5 6 7 IC5B 2068 R5 20K0 1% R7 20K0 1% C4 10P C3 10P C12 470P C13 470P C14 470P R32 1K SGND C1 47P C2 47P R1 13K3 1% R2 13K3 1% R3 13K3 1% R4 13K3 1% 3 2 1 IC5A 2068 R34 1K R33 130K 1% R35(OMIT) R37 200R D2 4148 VR2(OPT) R12 47R R36 200R R11 4K7 R13 300K VR1 50K SW1 PS-42E85L R29 33K R8 57K6

48、 1% R6 57K6 1% R9 57K6 1% TR1 A06 R31 1K C5 47uF/25V R10 12K1 1% R15 28K0 1% R14 20K0 1% C6 10P R16 12K1 1% C7 47P R19 10K0 1% R20 5K76 1% C8 10P R28 2K67 1% R27 6K04 1% R25 4K53 1% R24 3K24 1% R26 60R4 1% R22 4K53 1% R23 3K16 1% R21 60R4 1% R18 10K0 1% R17 3K16 1% C11 470P C10 470P 3c 5e 1a 4d 2b X

49、5 JY-6351G-02-250 3c 5e 1a 4d 2b X7 JY-6351G-02-250 3c 5e 1a 4d 2b X8 JY-6351G-02-250 3c 5e 1a 4d 2b X9 JY-6351G-02-250 3 2 1 IC6A 2068 5 6 7 IC6B 2068 R72 1K R71 130K 1% R73(OMIT) R75 200R D4 4148 VR4(OPT) R44 20K0 1% R42 20K0 1% C17 10P C18 10P C28 470P C27 470P R70 1K R69 1K R50 47R R47 12K1 1% R49 1K R74 200R R51 300K R48 4K7 VR3 50K C19 47uF/25V C26 470P C15 47P C16 47P R38 13K3 1% R39 13K3 1% R40 13K3 1% R41 13K3 1% R67 33K R45 57K6 1% R43 57K6 1% R46 57K6 1% SW2 PS-42E85L TR2 A06 R54 12K1 1% C21 47P C20 10P R53 28K0 1% R55 3K16 1% R57 10K0