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(5) Image signal process block
y~~Tq--J~
Fig. 5
The CIS is driven by the LSI (LC82103),
and the output video signal
from the CIS is input into the LC82103 through the amplifying
circuit.
The
ADC and buffer are provided in the LC82103, and the digital image
processing is performed.
(6) Speaker amplifier
The speaker amplifier monitors the line under the on-hook
mode, out-
puts the buzzer sound generated from the SH7040, ringer sound, DTMF
generated from the modem, and line sound.
(7) Adjustment of voice/ringer volume
The voice/ringer
volume can be adjusted
by using the panel bottons
'UP' and "DOWN'.
l
The ringer volume can be adjusted in the Stand-by
mode by press-
ing the UP/DOWN button.
l
The reception level can be adjusted by pressing the UP/DOWN but-
ton when the handset is located in the off-hook state.
l
The speaker volume can be adjusted by using the speaker key.
5-10
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