RED indicates the +15 volt test jig bulk supply is present.

Not illuminated indicates the +15 volt supply is absent.

-15 V :

RED indicates the -15 volt test jig bulk supply is present.

Not illuminated indicates the -15 volt supply is absent.

+5 V :

RED indicates the +5 volt test jig bulk supply is present.

Not illuminated indicates the +5 volt supply is absent.

PREAMP –6V:

RED indicates the –6 volt power supply to the preamplifier is below tolerance.

GREEN indicates the –6 volt power supply to the preamplifier is within tolerance.

PREAMP +8V:

RED indicates the +8 volt power supply to the preamplifier is below tolerance.

GREEN indicates the +8 volt power supply to the preamplifier is within tolerance.

PREAMP +12V:

RED indicates the +12 volt power supply to the preamplifier is below tolerance.

GREEN indicates the +12 volt power supply to the preamplifier is within tolerance.

RED indicates that atleast one of the preamplifier power supply currents are out of tolerance.

GREEN indicates that all preamplifier power supply currents are within tolerance.

RED indicates the –6 V preamplifier power supply current is below tolerance.

GREEN indicates the –6 V preamplifier power supply current is not below tolerance.

-6V HIGH CURRENT:

RED indicates the –6 V preamplifier power supply current is above tolerance.

GREEN indicates the –6 V preamplifier power supply current is not above tolerance.

RED indicates the 8 V preamplifier power supply current is below tolerance.

GREEN indicates the 8 V preamplifier power supply current is not below tolerance.

8V HIGH CURRENT:

RED indicates the 8 V preamplifier power supply current is above tolerance.

GREEN indicates the 8 V preamplifier power supply current is not above tolerance.

RED indicates the 12 V preamplifier power supply current is below tolerance.

GREEN indicates the 12 V preamplifier power supply current is not below tolerance.

12V HIGH CURRENT:

RED indicates the 12 V preamplifier power supply current is above tolerance.