Shimadzu GCMS-QP2010 Series, Service Manual, Page: 54 / 168

54
Problems when turning the power on
1. MS does not turn on
Check the power supply.
□
Is the power supply voltage within the required range for the MS?
MS required voltage: 100V
C
10%
□
Is the power cable connected correctly?
□
Is the wiring correct?
Check the power switch.
□
The power switch is on the instrument rear panel. Is it in the ON (1) position?
Hint
The power supply switch incorporates a no-fuse breaker (NFB) function.
The breaker is operating if the switch returns after being turned on (but it does not
return fully). This indicates a problem in the power line of the MS main power unit.
−−
>See section
4.4 Main Power Assy
.
Check the Status LEDs.
□
Is the POWER LED lit yellow?
−−
> If not, see section
4.4 Main Power Assy
.
Check the operation noise.
□
Can the fan be heard?
−−
> If not, see section
4.4 Main Power Assy
.