Power Section; Power Switch; Fault Finding Guide - TECshow GREY II 8 Manual De Usuario

5. POWER SECTION

35. Power Switch

Push marked, when you want to operate, The LED
(SEE NO.20) will be turned on when working.
36. Power Jack
This is out of connect the power suplly jack.
35 36

6. FAULT FINDING GUIDE

Repaining a sound mixing console requires special-
ist, but basic fault finding is whitin the scope of any
user if a few badic rules followed.
• Get to know the block Diagram of your console.
• Get to know what each component in the sys-
tem is supposed to do.
• Learn where to look for common trouble spots.
The Block diagram is a representative sketch o fall
the components of the console; showing how they
connect together and how the signal flows through
the system. Once you have become familiar with
the various component have gained a valuable
P. 8
Tecshow Grey II 8 | English version
understand of the internal structure of the console
and tracking down the problem by elimination.
• Swap input connections to check that the
source is really present. Check both Mic and
Line inputs.
• Eliminate sections of the channel by using
the insert point to re-route the signal to other
inputs that are konbs to be working.
• Route channels to different outputs or to aux
sends to identify problems on the master sec-
tion.
• Compare a suspect channel with an adjacent
channel which had been set up identically. Use
PFL to monitor the signal in each section.