2-3. Rear View

A. CAMERA INPUT

BNC Input Connectors for camera

B. LOOPBACK OUTPUT

BNC Loop-back Output Connectors for cameras

C.AUDIO IN

RCA Audio Input Terminals

D.AUDIO OUT

RCA Audio Output Terminal

E.VIDEO OUT

BNC Monitor Out Connector

F.S-VHS

S-VHS Monitor Out Connector

G.RS-232C

Connector for DVR Control and Upgrade

H.RS-485 Camera Control

I.USB PORT

J.NTSC/PAL SWITCH

K.ALARM OUT

L.POWER FAN

M.SENSOR IN (Power input: DC 10~12V)

N.POWER IN

O.10 BASE T ETHERNET Connector for Network Connection

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Western Digital 4CH TRIPLEX specifications Rear View, Vhs