User Manual
Table Of Contents
- Revision History
- Overview
- Accessing the Video Server
- Main Page
- Client settings
- Configuration
- System
- Security
- HTTPS (Hypertext Transfer Protocol over SSL) 
- SNMP (Simple Network Management Protocol) 
- Network
- Express link
- DDNS
- Access list 
- Digital I/O
- Audio and video
- Motion detection
- Camera tampering detection
- Camera control
- Homepage layout 
- Application 
- Recording > Recording settings 
- Local storage > SD card management
- Local storage > Content management
- System log 
- View parameters 
- Maintenance
- Appendix
VIVOTEK
User's Manual - 7
General I/O Terminal Block
This video server provides a general I/O terminal block which is used to connect external input /
output devices. The pin denitions are described below.
CH 8
GND
CH 8
DI
CH 7
GND
CH 7
DI
CH 6
GND
CH 6
DI
CH 5
GND
CH 5
DI
CH 4
GND
CH 4
DI
CH 3
GND
CH 3
DI
CH 2
GND
CH 2
DI
CH 1
GND
CH 1
DI
CH 8
GND
CH 8
DO
CH 7
GND
CH 7
DO
CH 6
GND
CH 6
DO
CH 5
GND
CH 5
DO
CH 4
GND
CH 4
DO
CH 3
GND
CH 3
DO
CH 2
GND
CH 2
DO
CH 1
GND
CH 1
DO
GND GND
CH 8
Audio
out
CH 7
Audio
out
CH 6
Audio
out
CH 5
Audio
out
CH 4
Audio
out
CH 3
Audio
out
CH 2
Audio
out
CH 1
Audio
out
RS
485-
RS
485+
24V
AC
24V
AC
GND
DC
12V
USB & SD card
functions
are not available
on this unit.
USB function
is not available
on this unit.
■ VS8801
■ VS8401
GND N/A
CH 4
GND
CH 4
DI
CH 3
GND
CH 3
DI
CH 2
GND
CH 2
DI
CH 1
GND
CH 1
DI
GND N/A
CH 4
GND
CH 4
DO
CH 3
GND
CH 3
DO
CH 2
GND
CH 2
DO
CH 1
GND
CH 1
DO
CH 4
Audio
out
CH 3
Audio
out
CH 2
Audio
out
CH 1
Audio
out
RS
485-
RS
485+
24V
AC
24V
AC
GND
DC
12V
USB & SD card
functions
are not available
on this unit.
USB function
is not available
on this unit.