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1、$9?$9?$9?$9? SERVICE MANUAL B&K COMPONENTS, LTD. 2100 Old Union Road Buffalo, New York 14227-2725 U.S.A. RadioFans.CN 3LFWXUHV3LFWXUHV B&K COMPONENTS, LTD. 2100 Old Union Road Buffalo, New York 14227-2725 U.S.A. RadioFans.CN POWER ON/OFF MULTI - ZONE AMPLIFIERAV1260B&K Components, Ltd. AV1260 Amplif
2、ier RadioFans.CN VOLTAGE A.C.LINE FUSE CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE AND VALUE. SERIAL NUMBER AV1260 Amplifier 7/8 1/2 9/10 3/4 11/12 5/6 OUT OUT OUT OUT OUT OUT CTRL 7/8 CTRL 1/2 CTRL9/10 CTRL 3/4 CTRL 11/12 CTRL 5/6 7 1 9 3 11 5 IN IN IN IN IN I
3、N OUT OUT OUT OUT OUT OUT IN IN IN IN IN IN 8 2 10 4 12 6 IN IN IN IN IN IN IN IN MASTER B CONTROL OUT MASTER A CONTROL OUT OUT OUT BUS B BUS A IN IN IN IN OUT OUT 1234 ON 1234 ON 1234 ON 1234 ON 1234 ON 1234 ON MIN MIN MIN MIN MIN MIN MAX MAX MAX MAX MAX MAX 1234 ON 1234 ON 1234 ON 1234 ON 1234 ON
4、1234 ON LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL OUT OUT OUT OUT OUT OUT OUT 12OUT 11OUT 10OUT 9OUT 8OUT 7OUT 6OUT 5OUT 4OUT 3OUT 2OUT 1 AMP ON L+R SENSE BUS AMP ON L+R SENSE BUS AMP ON L+R SENSE BUS AMP ON L+R SENSE BUS AMP ON L+R SENSE BUS AMP ON L+R SENSE BUS RadioFans.CN POWER ON/OFF MULTI - ZONE AMP
5、LIFIER AV2600B&K Components, Ltd. AV2600 Amplifier RadioFans.CN VOLTAGE A.C.LINE FUSE CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE AND VALUE. OUT 6 PLUSPLUSPLUSPLUSPLUSMINUSMINUSMINUSMINUSMINUS OUT 5OUT 4OUT 3OUT 2OUT 1 SERIAL NUMBER PLUSMINUS AV2600 Amplifier 1
6、/23/45/6OUTOUTOUT CTRL 1/2CTRL 3/4CTRL 5/6 135INININ OUTOUTOUTINININ246INININ IN MASTER CONTROL OUT OUT BUS ININOUT 1234 ON 1234 ON 1234 ON MINMINMINMAXMAXMAX AMP ON L+R SENSE BUS 1234 ON 1234 ON 1234 ON LEVELLEVELLEVEL OUTOUTOUT AMP ON L+R SENSE BUS AMP ON L+R SENSE BUS RadioFans.CN 6FKHPDWLFV6FKHP
7、DWLFV B&K COMPONENTS, LTD. 2100 Old Union Road Buffalo, New York 14227-2725 U.S.A. RadioFans.CN 1234 A B C D 4321 D C B A Title NumberRevisionSize A Date:20-Apr-2000Sheet of File:C:ShaneMulti_Zone6 Ch Amp6-12chDDB12926a00.ddbDrawn By: R69 1K R70 1K CH 2 IN 25 W R CON3 CH 1 OUT CH 2 OUT 1I/O_0 12 1I/
8、O_1 13 2I/O_0 2 2I/O_1 1 3I/O_0 5 3I/O_1 3 1S 11 2S 10 3S 9 EN 6 1O/I 14 2O/I 15 3O/I 4 VCC 16 GND 8 VEE 7 U9 74HC4053 18 27 36 45 SW1 SW-DIP-4 +5 C6 .033uF 3 2 1 84 U3A 353 5 6 7 U3B 353 R10 221 R47 100K R48 100K R11 221 -5 +5 C7 .033uF C8 .033uF R23 10K +5 3 2 1 84 U4A 353 R81 5.62 R84 1M -5 +5 C9
9、 .033uF C10 .033uF R85 1M R71 1K D3 1N4148 + C28 100uF 25V R72 1K R86 1M R49 100K R50 100K CH 1 IN CHANNELS 1-2 12 34 JP4 12 34 JP5 PR1 DUALPOT CH 2 USE VOL NO VOL JUMPER CH 1 USE VOL NO VOL JUMPER BUS IN LEFT BUS IN RIGHT BUS IN RIGHT BUS IN LEFT CH 1 OUT CH 2 OUT 2600 / 1260 Channels 1-2 input 129
10、26Rev A 1 of 5 B T CON7 D4 1N4148 R12 1K CH 1-2 CONTROL ZD1 1N748 ZD2 1N748 CH 1-2 INPUTS CH 1-2 CTRL IN/OUT VOLUME USE/BYPASS SENSE CIRCUIT KEY - DIP SWITCH SETTINGS BUS - CHANNEL MONO - STEREO SENSE - CONTROL CH ON - CONTROL 1S/2S HIGH=CHANNEL 1S/2S LOW=BUS 3S HIGH=CONTROL 3S LOW=SENSE 74HC4053 KE
11、Y LEFT/RIGHT OUT BUFFERS R24 10K 5 6 7 U4B 353 D5 1N4148 R3 100 R25 10K +C29 1uF 25V C11 .033uF -5 ON MASTER ctrl R26 10K R53 100K R93 47.5K D6 1N4148 OFF AMP EN 1-2 1-2 SENSE 1-2 CTRL 1-2 BUS/CH 1-2 SENSE ON/OFF 1-2 ON 1-2 RIGHT OUT 1-2 LEFT OUT ON OFF - SBS R52 100K R58 100K R46 1K R51 1K R66 1K R
12、97 1K R65 100 R59 100 C34 .12uF C35 .12uF R96 10K RadioFans.CN 1234 A B C D 4321 D C B A Title NumberRevisionSize A Date:20-Apr-2000Sheet of File:C:ShaneMulti_Zone6 Ch Amp6-12chDDB12926a00.ddbDrawn By: R73 1K R74 1K CH 4 IN 25 W R CON4 CH 3 OUT CH 4 OUT 1I/O_0 12 1I/O_1 13 2I/O_0 2 2I/O_1 1 3I/O_0 5
13、 3I/O_1 3 1S 11 2S 10 3S 9 EN 6 1O/I 14 2O/I 15 3O/I 4 VCC 16 GND 8 VEE 7 U10 74HC4053 18 27 36 45 SW2 SW-DIP-4 +5 C12 .033uF 3 2 1 84 U5A 353 5 6 7 U5B 353 R13 221 R54 100K R55 100K R14 221 -5 +5 C13 .033uF C14 .033uF R27 10K +5 3 2 1 84 U6A 353 R82 5.62 R87 1M -5 +5 C15 .033uF C16 .033uF R88 1M R7
14、5 1K D7 1N4148 + C30 100uF 25V R76 1K R89 1M R56 100K R57 100K CH 3 IN CHANNELS 3-4 12 34 JP6 12 34 JP7 PR2 DUALPOT CH 4 USE VOL NO VOL JUMPER CH 3 USE VOL NO VOL JUMPER BUS IN LEFT BUS IN RIGHT BUS IN RIGHT BUS IN LEFT CH 3 OUT CH 4 OUT B T CON8 D8 1N4148 R15 1K CH 3-4 CONTROL ZD3 1N748 ZD4 1N748 C
15、H 3-4 INPUTS CH 3-4 CTRL IN/OUT VOLUME USE/BYPASS SENSE CIRCUIT KEY - DIP SWITCH SETTINGS BUS - CHANNEL MONO - STEREO SENSE - CONTROL CH ON - CONTROL 1S/2S HIGH=CHANNEL 1S/2S LOW=BUS 3S HIGH=CONTROL 3S LOW=SENSE 74HC4053 KEY LEFT/RIGHT OUT BUFFERS R28 10K 5 6 7 U6B 353 D9 1N4148 R4 100 R29 10K +C31
16、1uF 25V C17 .033uF -5 ON MASTER ctrl R30 10K R60 100K R94 47.5K D10 1N4148 OFF AMP EN 3-4 3-4 SENSE 3-4 CTRL 3-4 BUS/CH 3-4 SENSE ON/OFF 3-4 ON 3-4 RIGHT OUT 3-4 LEFT OUT ON OFF - 2600 / 1260 Channels 3-4 input 12926Rev A 2 of 5 SBS R100 100K R101 100K R98 1K R99 1K R104 1K R106 1K R103 100 R102 100
17、 C36 .12uF C37 .12uF R105 10K RadioFans.CN 1234 A B C D 4321 D C B A Title NumberRevisionSize A Date:20-Apr-2000Sheet of File:C:ShaneMulti_Zone6 Ch Amp6-12chDDB12926a00.ddbDrawn By: R77 1K R78 1K CH 6 IN 25 W R CON5 CH 5 OUT CH 6 OUT 1I/O_0 12 1I/O_1 13 2I/O_0 2 2I/O_1 1 3I/O_0 5 3I/O_1 3 1S 11 2S 1
18、0 3S 9 EN 6 1O/I 14 2O/I 15 3O/I 4 VCC 16 GND 8 VEE 7 U11 74HC4053 18 27 36 45 SW3 SW-DIP-4 +5 C18 .033uF 3 2 1 84 U7A 353 5 6 7 U7B 353 R16 221 R61 100K R62 100K R17 221 -5 +5 C19 .033uF C20 .033uF R31 10K +5 3 2 1 84 U8A 353 R83 5.62 R90 1M -5 +5 C21 .033uF C22 .033uF R91 1M R79 1K D11 1N4148 + C3
19、2 100uF 25V R80 1K R92 1M R63 100K R64 100K CH 5 IN CHANNELS 5-6 12 34 JP8 12 34 JP9 PR3 DUALPOT CH 6 USE VOL NO VOL JUMPER CH 5 USE VOL NO VOL JUMPER BUS IN LEFT BUS IN RIGHT BUS IN RIGHT BUS IN LEFT CH 5 OUT CH 6 OUT B T CON9 D12 1N4148 R18 1K CH 5-6 CONTROL ZD5 1N748 ZD6 1N748 CH 5-6 INPUTS CH 5-
20、6 CTRL IN/OUT VOLUME USE/BYPASS SENSE CIRCUIT KEY - DIP SWITCH SETTINGS BUS - CHANNEL MONO - STEREO SENSE - CONTROL CH ON - CONTROL 1S/2S HIGH=CHANNEL 1S/2S LOW=BUS 3S HIGH=CONTROL 3S LOW=SENSE 74HC4053 KEY LEFT/RIGHT OUT BUFFERS R32 10K 5 6 7 U8B 353 D13 1N4148 R5 100 R33 10K +C33 1uF 25V C23 .033u
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