Ds80061 Mainboard Hardware Principle Diagram - HIKVISION DS7208HVI-ST Product/Maintenance Manual

3. DS80061 Mainboard Hardware Principle Diagram

Video in
Audio in
Audio out
AOUT
Note：
TW2866 (US1) support 1 road audio and 4 road video input, voice talkback Line In input

and AOUT output
VGA signal output directly from KY2010 chip, the external circuit by LVC07A + 6303

control VGA output amplification
VOUT signal directly from KY2010 chip output, the external circuit control by SGM9111

VOUT signal amplifier output
no alarm input/out of modules

DDR∏
TW2866
（US1）
RS232
Diagram1.1 DS80061 Hardware Principle Diagram
FLASH USB
（RTL8201）
DSP
LVC07A＋6303
SGM9111
6LB18
SATA
4
RS485
Network
interface
UTP
VGA
VOUT