TM 10-6630-245-13&P
Table 3-1. Operator Troubleshooting - Continued.
WARNING
Electrical shock may occur if spectrophotometer front panel is opened while connected to AC
power. Always unplug power cord from both unit and external power source before removing
front panel. If shock occurs, see medic.
PROCEDURE 3-4. Spectrophotometer Not Operative Under Ac Power.
Set Up for Ac Operation. Refer to para 2.6.2.3.a. Carefully Check All Connections.
To Check Power, Hold Power Switch in ZERO CHECK Position and Turn ZERO ADJUST Knob.
Meter Needle Does Not Move.
Meter Needle Moves.
Refer Instrument to Unit Maintenance. Consult Supervisor.
Perform Test as Described in Applicable Paragraph.
PROCEDURE 3-5. Spectrophotometer Not Operative Under Dc Power.
Set Up for Dc Operation. Refer to para 2.6.2.3.b. Carefully Check All Connections.
To Check Power, Hold Power Switch in ZERO CHECK Position and Turn ZERO ADJUST Knob.
Meter Needle Does Not Move.
Meter Needle Moves.
Remove Front Panel. Remove Batteries. Replace with
Perform Test as Described in Applicable Paragraph.
New Batteries. Refer to para 2.6.2.3.b.
Reassemble Unit.
To Check Power, Hold Power Switch in ZERO CHECK
Position and Turn ZERO ADJUST Knob.
Meter Needle Does Not Move.
Meter Needle Moves.
Refer Instrument to Unit Maintenance.
Perform Test as Described in
Consult Supervisor.
Applicable Paragraph.
3-3
