Sony 1500AP ユーザーズマニュアル

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Location and Function of Parts
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Analog video/audio signal input section (optional DSBK-1504/1504P Analog Input 
Board)
The connectors in this section are available when the 
optional DSBK-1504/1504P board is installed.
a
a
a
VIDEO IN connectors (BNC type)
There are the following VIDEO IN connectors for 
inputting analog video signals:
• Y/CPST (loop-through connectors)
• R
Y/C
• B
Y
The signals you can connect to these connectors depend on 
the selection made with the VIDEO button in the video/
audio input selection section. The selection is indicated by 
the VIDEO indicators in the INPUT signal display section.
The analog video signals that can be input to these 
connectors are as follows.
When COMPOSITE is selected:
The two Y/CPST connectors are loop-through 
connectors. When using the signal input to the left Y/
CPST connector as a reference video signal, for 
example, you can bridge-connect the signal to other 
equipment via the right Y/CPST connector (marked 
). When no connection is made to the right Y/
CPST connector, the left Y/CPST connector is 
terminated with an impedance of 75 
Ω
 automatically.
When S VIDEO is selected:
When Y
R,B is selected:
b
b
b
AUDIO IN 1/3 and AUDIO IN 2/4 connectors 
(XLR-3 pin, female)
Use these connectors to input analog audio signals from an 
external video cassette player or other audio equipment. 
The signals input to these connectors are recorded on the 
audio channels determined by the current audio recording 
mode, as follows. 
When in 2 CH (48 kHz) mode:
When in 4 CH (32 kHz) mode:
You can switch the audio recording mode with the REC 
MODE menu ite(see page 71). The selection is indicated 
by the REC MODE display on the front panel.
AC IN
1/3
2/4
AUDIO IN
VIDEO
IN
Y/CPST
R-Y/C
B-Y
a VIDEO IN connectors
b AUDIO IN 1/3 and AUDIO IN 2/4 connectors
Connectors
Input signals
Y/CPST
Composite signal
R
−Y/C
— (not usable)
B
−Y
— (not usable)
Connectors
Input signals
Y/CPST
Y signal
R
−Y/C
C signal
(3.58 MHz for DSR-1500A/
4.43 MHz for DSR-1500AP)
B
−Y
— (not usable)
Connectors
Input signals
Y/CPST
Y signal
R
−Y/C
R
−Y signal
B
−Y
B
−Y signal
Input 
connectors
Audio channels on which input 
signals are recorded
AUDIO IN 1/3
Audio channel 1
AUDIO IN 2/4
Audio channel 2
Input 
connectors
Audio channels on which input 
signals are recorded
AUDIO IN 1/3
Audio channels 1 and 3
AUDIO IN 2/4
Audio channels 2 and 4