
5.4 Keypad
ON
OFF
>2s PERM
Key
No.
Function
1
2
3
4
5
Switches measurement unit among dBm,dB,mW
Switch back lighting on/off
REF
>2s SET
dBm/
dB/mW
Switches instrument on/off. Long keypress over 2 seconds
while powering on is to activate the instrument without Auto-off function.
Selects measurement wavelength in sequence of 850/1300/1310/1490/
1550/1625/1650nm(AQ2170H:1310/1490/1550/1625/1650
Short keypress to display reference level of present test wavelength.
Long Key press over 2seconds to set a new reference level of present
test wavelength.
11
Summary of Contents for AQ2170
Page 24: ...9 Outline drawing 19 ...