MODIFICATIONS
For most folks, the MS1402-VLZ works justUL Warning
fine the way it is. But for special applications,
Caution! These modification instructions
there are three signal routing changes that can
are for use by qualified personnel only. To
be performed easily on the MS1402-VLZ. Easy
avoid electric shock, do not perform any ser-
for someone with soldering experience, that is.
vicing other than changing the fuse unless
If you donOt know how to solder, find a techni-
you are qualified to do so. Refer all servicing
cian that can. This is NOT a good place to learn!
and modifying to qualified personnel.
Y Modification A changes AUX SEND 2 to be
pre-fader, pre-mute instead of post-fader,Mackie Disclaimer
post-mute.
Any modification of any Mackie Designs
Y Mod B changes AUX SEND 1 (in postproduct must be performed by a competent
mode) and AUX SEND 2 to receive signalelectronic technician. Mackie Designs ac-
regardless of the channelOs MUTE/ALTcepts no responsibility for any damages or
switch position, but still be post-faderinjuries caused by any modification, regard-
(GAIN knob).less of the source of the modification
Y Mod C changes the SOURCE matrixOsinstructions or the qualifications of the tech-
MAIN MIX selection to tap the stereonician performing them. In the case of such
signal before the MAIN MIX level control damages, Mackie Designs may declare
(pre) instead of after (post).warranty privileges void. BE CAREFUL!
A Note About Jumpers
When installing jumpers, do not run their
ends through holes in the circuit board.
Rather, solder them flat against the desired
pad (the flat silver area, possibly with a hole in
the middle). Make sure the ends of these flat
wires do not extend beyond the pad.
Jumper
BEFORE
Holes
AFTERSolder
26 |
ACEC
MACKIE
