Aiphone AI-900 - Manual (Page 28)

28
[Setting telephone's talking volume levels]
When the talking volume is low, set it using the switch SW101 (for Line 1) or SW201 (for Line 2) on the
AI-900AL card as illustrated below.
Setting of telephone volume switches on the AI-900AL card
AI-900AL
SW101
SW201
D210
D110
CN1
Telephone
volume
switch
Telephone's talking volume (Line 1)
Telephone's talking volume (Line 2)
Front view of
the circuit board
1 2
ON
1 2
ON
1 2
ON
Telephone's talking volume setting
Volume "low"
(Factory-preset)
Volume "middle" Volume "high"