Sony DVW-250, Maintenance Manual

Page: 20 / 272

1-10
DVW-250/250P
CAMERA:26-pin (female)
<External view>
Pin No. Signal Signal direction Specification
CAMERA VTR
A DC +12 V Unreg12 V DC Power Supply
B GND DC Power Return
1 CAM SDI *1 Zi = 75
Ω ±
5 %
2 GND (CAM SDI) *1
3 GND (LUMINANCE) Zi = 75
Ω ±
5 %
4 LUMINANCE
5 R-Y VIDEO Zi = 75
Ω ±
5 %
6 GND (R-Y)
7 B-Y VIDEO Zi = 75
Ω ±
5 %
8 GND (B-Y)
9 MIC (X) Zi = 3 k to 10 k
Ω
10 MIC (Y)
11 GND (MIC) BALANCED
12 VTR START/STOP START STOP
5 +3 V 0 +0.5 V or open
–1 –1
13 BATT. IND
14.5 V Max open, 2-3 V with 300
Ω
load
A/B:50
±
10 % duty,
frequency 1
±
0.2 Hz or 4
±
0.8 Hz.
14 COMPOSITE/SDI Com5 V or open, SDI:GND
15 REC/TALLY
A/B:50
±
10 % duty,
frequency 1
±
0.2 Hz or 4
±
0.8 Hz
16 (SPARE)
17 SHIELD VTR GND
18 CAM RETURN VIDEO VS = 1 V p-p
±
1 dB
19 GND (CAM RETURN VIDEO) DC:0
±
200 mV
Zo = 75
Ω ±
5 %
A
B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1-4. Signal Input/Output
2–3V/300
Ω
before end
A B
under cut
A B REC
Warning Alarm
VTR Connected
5.0
+1.0
–0.5
V
2.5±0.5V
0±0.3V
REC Reset
10 – 100ms
VTR
Disconnected