Altec Lansing 9860A Operating Instructions Manual Download | Manualshive

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Summary of Contents for 9860A

Page 1: ...l Gain Control Transformer Coupled Inputs and Outputs Hinged Front Caver Prevents Tampering with Controls Bypass Switch AC or Batter y Operation Modular PCB Construction ALTE Specifica t ions and com1...

Page 2: ...Battery Connections 3 7 Top View 9860A Cover Removed 6 Input Connections 3 Output Connections 3 8 Schematic 9860A Active Equalizer 9 10 OPERATION 3 CONTROLS AND INDICATORS 3 Use of Equalizer Controls...

Page 3: ...priate four screws supplied with unit I Close front cover and secure with four screws previously removed VENTILATION The 9860A generates minimal heat during normal use Although theamountof heat is rel...

Page 4: ...and 3 4 Remove voltage rating nameplate from chassi s reverse and reinstall to show 240V rating 5 Replace bottom cover and secure with seven screws pre viously removed BRN WHT REMOV E STRAPS A AND B...

Page 5: ...e of Equalizer Controls Although the filter controls are continuously variable slide potentiometers they are detented in increments of 1 1 2 dB ALTECstronglyrecommends that only the detented positions...

Page 6: ...ecuri ng bottom cover and Iift off cover 2 Unsolder transistor leads from terminal s 4 5 and 6 ofter minal board TBS 6 3 Remove mounting screw and lift Ql from chassis 4 Be sure the following conditio...

Page 7: ...nections from PCB tag ging each connector as removed with wire color relationship d Attach wire connectors to replacement PCBin accord ance with tagging see Step c 7 e Position connector pins of repla...

Page 8: ...Fuse 2A 3AG 250V quenc y fi Iter Pl 2 3 21 01 110991 0l Plug 7 pin slot snap in AS 27 01 042480 0l PCB assembly high fre P4 21 01 107445 01 Plug 6 pin slot snap in quency potentiometer Ql 48 03 109408...

Page 9: ...20 100 I RESISTANCE VALUES ARE IN OHMS 10 NOTES UNLESSOTHERWISE INDICATED I POTENTIOMETER BOARD A3 27 01 042469 JI J2 J3 J4 J5 J6 J7 JS J9 I 2 3 I 2 3 I 2 3 I 2 3 I 2 3 I 23 I 2 3 I 2 3 I 2 AAAAAAAAA...

Page 10: ...FILTER 27 01 042450 PIO 2 3 4 5 G 7 J l 2 y 2 3 4 5 6 7 J3 T2 15356 WI 9860A Active Equalizer 10 2 3 I 2 3 I 2 3 P7 PB P9 I CR3 POWER INDICATOR TB 2 JUTPUT 110 120 VAC ITEM I QTY UNLESS _OTHERWISE SP...

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