Welch Allyn CL 300 Service Manual page 50

2. After the fifteen (15) minute burn-in insert the POWER TEST FIBER into the Port. Open the attenuator fully
and measure the light output. Rotate the proximal end to maximize power output and check the following:
• Does the connector insert smoothly?
• Does the attenuator move smoothly?
• Does the Light Output measure > 361 lumens? Light output < 200 is considered the end of the life of the
lamp.
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