Service manual backline 100
Table of contents operating instructions 3 turn on / calibration procedure 7 schematics 9 engineering change orders (ecos) 17 bill of materials 24.
Backline 100- lead amplifier turn-on procedure gk document # 420-0093-c board #’s: 206-0093-c (pre amp), 206-0094-c (power amp) backline 100- all options 12/9/92 rev. 11/23/99-sw setup 1) variac on zero, power switch off- connect power cord. 2) connect output to load box with both sides connected to...
7) reverb knob to 10- fig. 15. Reset. 8) scope to 50mv/div. Line out (j5) looks like fig. 14 (different scale). 9) scope to 5v/div. Headphone outs look like fig. 8. Footswitch test 1) with a stereo cord, connect rf2 to footswitch jack on front panel. 2) engage channel switch and lead 2 switch to the...
Backline 100 indented bill of materials 11/24/99-sw note: level 1 refers to main assembly/ combo parts. Level 2 refers to board level components. Main assembly numbers are in bold face, while commonly needed parts are italicized. Lvl part# description qty ref. Desig. 1 082-0003-0 speaker, 12",100w,z...
Lvl part# description qty ref. Desig. 2 093-0013-0 fuse holder for a/c receptical 1 2 093-0035-0 housing,4x.156,female 22ga,lock 2 2 094-0018-0 solder lug,#4 1 2 095-0100-0 wire, 22ga,black,19 strand 1 2 095-0102-0 wire,22ga,red,19 strand 1 2 095-0105-0 wire,22ga,green,19 strand 1 2 095-0106-0 wire,...
Lvl part# description qty ref. Desig. 2 120-0002-0 alum .080 320 2 132-0578-0 backline heat sink 1 2 130-0070-0 backline heatsink extrusion,1.25x.5x11.4 1 2 202-0013-0 cord, backline reverb,rca to rca 1 2 206-0093-b backline 100 pre amp 1 2 001-0008-0 mc4053 1 u2 2 001-1030-0 lf353n dual jfet op amp...
Lvl part# description qty ref. Desig. 2 038-0106-0 cap,electrolitic axial tr,106,20%,16v 3 c45,c54,c149 2 038-0336-0 cap,electiolytic axial,336,20%,16v 5 c84,c100,c102,c137,c152 2 038-2105-a cap,electrolitic axial tr,105,20%,50v 1 c181 2 038-2335-0 cap,electrolitic axial tr 335,20% 25v 10 c58,c71,c7...
Lvl part# description qty ref. Desig. 2 070-0523-0 pot,2x50k lin,9mm,metal knurl noble.05 2 r24,r89-gain 2 090-0012-0 switch,mini pp,dpdt,.1a brk/make,pc ter 6 s1,s2,s3,s4,s5,s6-all switches 2 092-0075-0 jack s2-bbb,1/4",s-tip,s-ring,pc term 1 j2-footswitch jack 2 092-0076-0 jack s2-bnb,1/4",s-tip,p...
Lvl part# description qty ref. Desig. 2 051-2203-0 res,carbon film,22k ohm,1/4w,5% 4 r12,r13,r17,r19 2 051-3302-0 res,carbon film,3.3k ohm,1/4w,5% 1 r4 2 051-3904-0 res,carbon film,390k ohm,1/4w,5% 1 r16 2 051-4302-0 res,carbon film,4.3k ohm,1/4w,5% 3 r32a,r54,r79a 2 051-4701-0 res,carbon film,470 o...
