API-968-im-sch2 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 2 43-951-0651 968 INPUT MODULE JBORK JBORK JBORK F REVDATEAPPD P2 P2 P2 P2 P2 P2 RP5:G33K RP7:G33K RP7:H33K RP5:H33K AUX1+_BUS AUX1-_BUS AUX2+_BUS AUX2-_BUS S4B:C AUX 1&2 ON S4B:B AGNDAGND AGND P2B:11 P2B:12 HDR2:11

2、 HDR2:12 HDR2:10 HDR2:9 P2B:9 P2B:10 AGND AGNDAGNDAGND AUX 3&4 ON S6B:B S6B:C RP7:E33K 33KRP5:E RP7:F33K RP5:F33K AUX4+_BUS AUX4-_BUS AUX3+_BUS AUX3-_BUS P2 P2 P2 P2 P2 P2 AGNDAGNDAGNDAGND AGND HDR2:53 P2B:53 P2B:60 HDR2:60 HDR2:57 P2B:57 HDR2:58 P2B:58 P2B:55 HDR2:55 VR2:A 25KZ AUX 2 LEVEL 25KZ VR2

3、:B AUX 1 LEVEL 25KZ VR3:A AUX 4 LEVEL 25KZ VR3:B AUX 3 LEVEL AUX 6 LEVEL VR4:A 25KZ VR5:B 5KZ AUX 7/8 LEVEL 25K AUX 7/8 PAN VR5:A AUX 5 LEVEL VR4:B 25KZ AGND HDR2:49 HDR2:50 P2B:50 P2B:49 AGND R22 10K R23 10K P2B:51 HDR2:51 5KZ VR6:B AUX 9-12 LEVEL AGND 10K0 R28 HDR2:29 P2B:29 10K0 R50 25K VR6:A AUX

4、 9-12 PAN AGND AGND P2B:48 HDR2:48 HDR2:47 P2B:47 P2B:3 HDR2:3 AUX 9-12 ON S10B:B S10B:C P2 P2 P2 P2 P2 P2 RP7:C33K RP5:C33K 33KRP7:D 33KRP5:D AUX6+-BUS AUX6-_BUS AUX5+_BUS AUX5-_BUS S7B:C AUX 5&6 ON S7B:B AGNDAGND AGND P2B:8 HDR2:7 HDR2:8 P2B:7 AGNDAGND AGND P2B:5 P2B:6 HDR2:5 HDR2:6 AUX 7&8 ON S9B

5、:B S9B:C K3:B AGND 33KRP7:A RP5:A33K 33KRP7:B 33KRP5:B 27KRP8:B RP8:F27K AUX10+_BUS AUX10-_BUS AUX8+_BUS AUX8-_BUS AUX7+_BUS AUX7-_BUS K2:B P2 P2 P2 P2 P2 P2 P2 P2 P2 P2 HDR2:36 P2B:36 HDR2:35 P2B:35 Sheet Connector (SHEET1E4) HP FILTER S3B:A AUX 1&2 ON S4B:A +24VB R9B 619R274R R10B 24VGNDB 4K99 R8B

6、 Q2B 2N5087 AUX 1-4 PF S5B:A S5B:B S5B:C AUX 3&4 ON S6B:A Sheet Connector (SHEET1H3) LED2B YELLED3B GREENLED4BYELLED5B GREENLED6BGREENLED7B YELLED8B GREENLED9BGREEN S8B:C S8B:B AUX 5-8 PF S8B:A AUX 5&6 ON S7B:A AUX 7&8 ON S9B:A AUX 9-12 ON S10B:A P2B:33 HDR2:33 J5B:1 J5B:2 J5B:3 J6B:1 J6B:2 J6B:3 +2

7、4VB AUX 9-12 PF S11B:A S11B:B S11B:C 11-12 S12B:A Sheet Connector (SHEET2E4) Sheet Connector (SHEET1H6) SM S13B:A S13B:B S13B:C LARGE PHASE S14B:A Sheet Connector (SHEET1A4) LED10BYELLED11B RED LED12B YELREDLED13B Note Table J1B:E J1B:F 24VGNDB HDW1BJUMPER W/HANDLE 075-0220 HDW2BJUMPER W/HANDLE 075-

8、0220 080-000214 Pin IC SocketSOCKE1B SOCKE2B 14 Pin IC Socket080-0002 SOCKE3B 14 Pin IC Socket080-0002 SOCKE4B 14 Pin IC Socket080-0002 SOCKE5B 14 Pin IC Socket080-0002 PRINTED CIRCUIT BOARD700-0651 REV E PRINTED CIRCUIT BOARD700-0652 REV F AGNDAGND 27KRP8:D 27KRP8:H RP8:C27K 27KRP8:E 27KRP8:G 27KRP

9、8:A AUX12+_BUS AUX12-_BUS AUX11+_BUS AUX11-_BUS AUX9+_BUS K2:A K2:C 9/10-11/12 SELECT P2 P2 P2 P2 P2 P2 P2 P2 AUX9-_BUS K3:A K3:C 9/10-11/12 SELECT AGND +24VC AGND +24VC D16B 20K0 R59B AGND R61B 475K ULN2803 U6:C P1 S12B:C 11-12 S12B:B +24VB HDR2:4 P2B:4 HDR2:34 P2B:34 PKCV HDR2:30 P2B:30 AGND Sheet

10、 Connector (SHEET2E2) Sheet Connector (SHEET1E6) HDR3:24 P3B:24 AGND P4B:32 HDR4:32 10K0 R51 20K0 R58B 475K R63B D15B D18B J1B:G J1B:H AGND -16V -16V C15B 1u C17Bu22 47K5 R62B 2K74 R68B R67B 1M00 R69B 20K0 RED LED14B TL084 U5B:B U5B:C TL084 AGND AGND AGND +16VE -16VE 2K74 R65B C16Bu22 D17B 47K5 R60B C22B 1u C23B 1u 1u C24B 1M00R64B R66B 20K0 RED LED1B U5B:A TL084 U5B:D TL084 AUX SEND BUS AND PEAK CIRCUITS RadioFans.CN 收音机爱 好者资料库