Advertisement
Trouble rea
No light output
Instrument head
will
not connect
Spot is not
centered
Dim light
output
Aperture or lens wheel will not
turn or does so with difficulty
Visible corrosion on instrument
Environment
Transportation / Storage:
Environmental Operating Range:
Maximum Operating Temperature:
Symbols
ttention: Read Operating Manual for Cautions and Instructions for Use.
ttention: This is NOT an AP or APG apparatus.
TYPE B. Indicates this is a product with Type B applied parts.
Ophthalmoscope Troubleshooting Guide
Possible Cause
Aperture dial is
between positions
Lamp Burned
out
Wrong Lamp
Installed
Batteries are depleted
Lamp not fully inserted
Thread/connection is damaged
The aperture dial is not centered
Lamp near end of useful life
Batteries are depleted
Dirt in or damage
to mechanism
Damage from excessive moisture
-4°F to 120.2°F (-20°C to +49°C)
RH 95 %
500 hpa – 1060 hpa, Altitude
50°F to 120.2°F (10°C to 49°C)
RH 95 % (Max)
500 hpa – 1060 hpa, Altitude
95°F (35°C)
Corrective ction
Rotate Aperture dial
Replace the lamp with
ADC part #5112N-4
Replace the lamp with
ADC part #5112N-4
Replace with fresh "AA" batteries
Re-insert lamp
Service required
Move aperture dial to
the full detent position
Replace the lamp with
ADC part #5112N-4
Replace with fresh "AA" batteries
Service
required
Service required
Advertisement
