API-968-im-sch1 电路图 维修手册.pdf

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1、9017-C MENDENHALL CT., COLUMBIA, MD 21045 410 381 7879 D AUTOMATED PROCESSES, INC. 4 1 43-951-0651 968 INPUT MODULE JBORK JBORK JBORK F REVDATEAPPD 24VGNDC AGND U22 C55 RP3 1M00 x8 P3B:16 P1 SMIN-A HDR4:30 SMALL PHASE S12:B S12:C +24VC P4B:30HDR3:16 D11 Sheet Connector (SHEET3H4) Sheet Connector (SH

2、EET3A5) C52 U001 AGND F8F10 U001 C53 K8:A K8:B K8:C 20K RP4:C RP4:D 20K 20K RP4:E RP4:F 20K RP4:G 20K AGND AGND 20K RP4:A RP4:B 20K P3B:15P1 SMIN+A HDR4:29 P4B:29 HDR3:15 24VGNDB LARGE PHASE S14B:B S14B:C RP1 1M00 x8 Sheet Connector (SHEET2G1) AGND 100KZ VR7:B 100KZ VR7:A TRIM LARGE AGND AGND F7F9 C

3、58 U001 C54 U001 20K RP4:H AGND -16VC 30P C49 AGND AGND +28VE F11 U001 C51 C60 U1 D7 +16VC J2B:5 2U250VNP C30 475K R16 100KR26 R24 100K U2 LF411CN LINK1 RIBBON AGND R25 49K9 R2049K9 C6222P J3:1 J3:3 J3:2 J2B:6 +16VC NE5534N U1 SMALL CHANNEL FADER J1B:A J1B:B J1B:C J1B:D AGND -16VC +16VD 100KZ VR9:A

4、TRIM SMALL 2U250VBP C45 R47 475K LF411CN U4 100KZ VR9:B R44 121K D8 + - GND2 V-V+ GND 2510 A3 -28VE AGND 30PC47 AGND C59 U1 10U16VBP C50 C48 10U16VNP 30K1 R46 C56 U001 F12 AGND AGND R43 30K1 NE5534N U5 49K9 R53 100R R45 100K R42 R41 100K AGND HDR3:1 J2:3 J2:2 J2:1 -16VD P3B:1 Sheet Connector (SHEET2

5、F4) +16VD -16VD AGND 22PC57 R4049K9 D2 HDR4:28 AGND P4B:28 U22C17 K9:C LARGE PHASE Sheet Connector (SHEET3H1) LGIN- LGIN+ +24V K9:B K9:A P1 P1 C31 10U16VBP 10U16VBP C61 F2F4 AGND F6 AGND 20K RP2:A RP2:B 20K RP2:C 20K RP2:D 20K 20K RP2:E RP2:F 20K RP2:G 20K 20K RP2:H AGND AGNDAGNDAGND F5F3F1 U001 C21

6、 U001 C32 U001 C22 30K1 R17 U001 C20 U001 C19 U001 C18 AGNDAGNDAGND LARGE CHANNEL FADER J2B:1 30PC27 J2B:3 C20B u1 u22 C21B 121K R18 R19 30K1 +28VC AGND AGND -28VC U1 C28 + - GND2 V-V+ GND 2510 A1 C26 30P C29 U1 R21 100 P1 OUT2FDRSMB AGND LG_FADER_WIPER 2M2 R13B 15K4 R12B P2B:71 HDR2:71 S3B:B HP FIL

7、TER P1 P1 150Hz C19B u022 C18B u01 S3B:C AGND J2B:10J2B:9 J2B:8J2B:7 J2B:4 J2B:2 FILTER JUMPERS 150Hz 50Hz (BOTH) 80Hz80Hz 50Hz (BOTH) FILTER JUMPERS C15 330U16VNP 100KR8 C12 10U16VNP + - V+V- 42520 A2 HDR2:72 HDR2:46 HDR2:45 -16VC C10 U1 AGND AGND AGND P2B:72 12K1 R7 C13 47U16VNP AGND U1C9 AGND 30P

8、C11 R630K1 +16VC P2B:37 HDR2:38 P2B:38 HDR2:37 U1C16 K10:B K10:A +24V DIR S10:B S10:C D12 R52 47R K1:B K1:A K1:C DIRECT TO SMALL K10:C METER TO DIRECT SMVU+ LGVU- SMVU- LGVU+ K11:B K11:A P1 P1 P1 P1 C23U001 AGND-16VC +16VC +24V LF351N U3C25 100U35V R12 49K9 R13 49K9 49K9 R14 49K9 R15 ULN2803 U6:H DI

9、ROUT+ DIROUT- TO_VU VU2DIR LGSMVU U6:G ULN2803 K11:C METER FROM LG/SM +24V P1 P1 P1 P1 P2 5KRZ VR8:A PAN SMALL R49 15K3 22016VBP C41 C43 1U + - V+V- 42520 A4 C40 10U16VNP AGND HDR3:2 R34 3K01 AGND -16VD D9 100K R37 +24V K6:C PF SOLO MODE P3B:2 47U16VNP C46 +16VD HDR3:4 D10 12K1 R38 AGND P3B:4 30PC44

10、 R3930k1 C42 1U 330U16VNP C38 AGND C39 U1 P2B:46 P2B:45 HDR3:12 220U16VNP C14 P3B:12 Sheet Connector (SHEET2A3) VR1:B 5KRZ WIRE JUMPER J1 24VGNDC R27 15K3 RED/WHT BLUE BRN/WHT RED T1 AP2623-1-4 3K01 R9 HDR2:67 AGND R36 47R AGND 3K01 R10 3K01 R35 AGND 5KRZ VR1:A PAN LARGE VR8:B 5KRZ HDR4:26 27KRP6:G

11、RP6:F 27K 27KRP6:H AGND P2B:68 HDR2:68P4B:26 HDR3:6P4B:16 HDR4:16 K4:A SM_R_OUT LG_L_OUT K6:B K5:A K7:B LG FADER SOLO P3B:6 AGND AGND 27KRP6:E 27KRP6:C 27KRP6:D P2B:40 P2B:39 HDR2:39 HDR2:40 P4B:23 P2B:67P4B:24 HDR4:24 HDR4:23 LG_R_OUT K6:A K7:A Sheet Connector (SHEET2B2) SOLOR+_BUS SOLOR-_BUS P1 P1

12、 P2 P2 P2 LG_M_OUT SOLOL+_BUS AGND P1 P1 P2 SOLO_L-_BUS PFL_RELAY_BUS SM_M_OUT SM_L_OUT ULN2803 U6:D K4:C K4:B HDR4:18 HDR4:15 HDR3:14 HDR4:31 P4B:31 P2B:52 HDR2:52 P4B:15 P4B:18HDR3:5 AGND AGND 27KRP6:A 27KRP6:B MAIN AUDIO PATH K5:B SMALL FADER SOLO P3B:5 P3B:14 P1 P1 P1 P2 P2 Sheet Connector (SHEET2F2) RadioFans.CN 收音机爱 好者资料库