Sony IPELA SNC-DM110, Service Manual

Page: 38 / 80

4-8
SNC-DS10/DM110
4-8. Abnormal AUDIO IN
The voice from camera
cannot be heard from PC.
No
No
Yes
Yes
Yes Yes Yes
Set the AUDIO IN selection
switch correctly.
No
Perform the setting of
camera audio correctly.
Yes
No
Connect the audio cable
correctly.
Replace CN805.
No
Yes
Replace the audio cable.
Yes
No
Failure of IC701, IC702 and
peripheral circuit on the SY board.
Replace the defective parts.
Yes
Failure of IC702 and peripheral
circuit on the SY board.
Replace the defective parts.
No
No
Failure of DD1 and peripheral
circuit on the PS board.
Replace the defective parts.
No
Failure of DD1 and peripheral
circuit on the PS board.
Replace the defective parts.
No
Yes
Failure of DD2 and peripheral
circuit on the PS board.
Replace the defective parts.
Is the setting of AUDIO IN
selection switch
(S701/SY board) correct?
(LINE or MIC)
Can it be connected
to the network?
Is the setting of camera
audio correctly performed?
(Check the camera-common
tab of the setting window.)
Is the audio cable connected
to CN805 on the SY board
correctly?
Is there any abnormal state
in the appearance of
CN805 on the SY board?
(bending of pin, change in
color, corrosion, etc.)
Is the audio cable broken?
Is the following voltage input
to CN801 on the SY board?
.
Pin 6: 3.3 V
.
Pin 8: 1.2 V
Is the following voltage input
to CN801 on the SY board?
.
Pin 6: 3.3 V
.
Pin 8: 1.2 V
Is the following voltage input
to CN801 on the SY board?
.
Pin 3: 5 V
Is the AUDIO IN selection
switch set to MIC?
Refer to “4-2. Cannot connect to the network”.