Honda Hondex HE-773-III-Di Operation Manual page 41

Gain Adjustment (Sounder Mode)
Select 1 screen display, 2 screen display by menu. (
Single Freq
1
[Lower Sensitivity]
Press , user key B
[Higher Sensitivity]
Press , user key A
Dual Freq
1
[Lower Sensitivity]
Press user key B
Press user key D
Press to lower the sensitivity of both displays.
[Higher Sensitivity]
Press user key A
Press user key C
Press to increase the sensitivity of both displays.
User Key, A, B, C, D
, or user key D
, or user key C
to lower the sensitivity of right display.
to lower the sensitivity of left display.
to increase the sensitivity of right display.
to increase the sensitivity of left display.
36
p39)
, to lower the sensitivity.
, to increase the sensitivity.
Gain Button