
HD-TVI 1080P
User Manual v2
TBK-MD5531EIR, TBK-MD5731EIR,
TBK-BUL4531EIR, TBK-BUL4731EIR

TBK HD TVI Camera Series manual V2
www.tbkvision.com 1
1 Product description
1.1 Product Introduction
This manual is applicable to following models:
TBK-MD5531EIR, TBK-MD5731EIR, TBK-BUL4531EIR,
TBK-BUL4731EIR.
This series of cameras use 2MP sensor, to provide HD-TVI
video signal at 1080P resolution. These are TVI cameras,
and therefore require a TVI compatible DVR to be
connected (they are not compatible with traditional PAL
analog devices).
1.2 Product Features

TBK HD TVI Camera Series manual V2
www.tbkvision.com 2
High Definition TVI 1080P real-time video.
HD TVI video output, no delay, lossless, long
distance transmission.
Progressive scan CMOS,capture moving object
perfectly.
Reach 400 meters coaxial cable real-time
transmission.
Support low illumination, auto color to black.
Support ICR switch, realize day&night monitor.
Support 3D noise reduction.
2 Product Structure
The followings are the dimensions of some
products. No further notice for the upgraded
version.

TBK HD TVI Camera Series manual V2
www.tbkvision.com 3
Photo 2-1 TBK-MD5531EIR
Photo 2-2 TBK-MD5731EIR

TBK HD TVI Camera Series manual V2
www.tbkvision.com 4
Photo 2-3 TBK-BUL4531EIR
Photo 2-4 TBK-BUL4731EIR

TBK HD TVI Camera Series manual V2
www.tbkvision.com 5
3 Technical Parameters
1/2,7" color CMOS(1080P/2MP)
0.1 lux F1.2(0 lux with IR LED ON)
TBK-MD5531EIR: 3,6 mm
TBK-MD5731EIR: 2,8-12 mm
TBK-BUL4531EIR: 3.6mm
TBK-BUL4731EIR: 2,8-12 mm

TBK HD TVI Camera Series manual V2
www.tbkvision.com 6
Shutter, AGC, mirror, flip
TBK-MD5531EIR: 24 pcs
TBK-MD5731EIR:36 pcs
TBK-BUL4531EIR: 36 pcs
TBK-BUL4731EIR: 42 pcs
TBK-MD5531EIR: 12 VDC 400 mA
TBK-MD5731EIR: 12VDC 500 mA
TBK-BUL4531EIR: 12VDC 500 mA
TBK-BUL4731EIR: 12VDC 600 mA

TBK HD TVI Camera Series manual V2
www.tbkvision.com 7
4 Product Installation
1. Avoid installing the camera directly towards the
sun.
2. Do not install it in the place where temperature is
above 50℃ or below -20℃.
3. No installation in the areas with frequent
vibration.
4. Avoid operating and storing in the water.
5. Video cable connector and DC tie-in must be
avoided touching water.
6. Please ensure that power input is right.

TBK HD TVI Camera Series manual V2
www.tbkvision.com 8
5 Troubleshooting
Image normal
in the day
while vague or
being
interfered by
horizontal
stripes at night.
Power is not
enough or
power cable is
too long.
Change power
supply or
shorten power
cable.
connection to
the video
cable.
Having not
connected to
power supply.