NOYAFA NF-906A - Manual (Page 10)

REF
(1). Connect the desired connector to the meter, connect the two ends
of optical fiber jumper with light source and power meter.
(2). Turn on the light source and power meter to enter working mode
and select wavelength to be tested.
(3). When the output power of light source has been detected, just
press key, this power value will be stored as the current reference
valve (this power value consists of actual output power of light source
and loss value caused by major test bridle wire)
(4). Connect the tested optical fiber jumper with light source and
power meter.
NF-906 Fiber Power Meter Light Source
NF-906 Fiber Power Meter Light Source
Your excellent helper in cable test! 08