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HIKVISION DS7208HVI-ST/SE 製品/メンテナンス・マニュアル
27M(X4)

5.2. VGA Output Module (Local Preview Image Output Module)

VGA main chip module: LVC07A, 6303; LVC07A PIN 2 output single(VS)
and 1 K resistance (RL50) connect 5V voltage, PIN 4 output signal (HS) and
1 K (RL51) resistance connect 5V voltage
BAV99: control VGA output amplification, if BAV99 (Q9) 3 feet low level
(voltage 0 V), it means the system to detect VGA display; If you meet VGA
display, system and output signal and system menu VGA; If behind the VGA
display, the system only output VGA signal; If the high level (close to 3.3 V),
it means the system does not detect the display
VGA signal output basic schemes:
TW2866(US2)
TW2866(US1)
(CS18)
100Ω (RU5-8)
(CS42/48/29/33)
100Ω(RU1-4)
(CS12/8/13/11)
100Ω(RU9)