Go Electronic GOHD4K User manual

User Manual
GOHD4K
4K 3G-SDI/HDMI/IP/USB
PTZ Camera with 20x Zoom

1 | G O H D 4 K M A N U A L
1 NOTE
 Electric Safety
Installation and operation must be in
accordance with national and local
electric and safety standards. Do not use
any power supply other than the one
originally supplied with this camera.
 Handling
Avoid stress, vibration or moisture/water
during transport, storage, installation, and
operation.
Do not lift or move the camera by
grasping the camera head. Do not
manually turn the camera head by hand.
Ensure that there are no obstacles in the
tilt or pan ranges of the camera head.
Do not dismantle the camera. The
manufacturer is not responsible for any
unauthorized modification or
dismantling.
 Polarity of Power Supply
The power supply of this product is 12VDC
with a maximum current supply of 2A.
Polarity of the power supply plug is as
shown below.
2 PACKING LIST
Camera 1
IR Remote Control 1
Power Adapter 1
Power Cable 1
RS232 Cable 1
USB Cable 1
User Manual 1
3 FEATURES
 4K Ultra HD
With a new generation Sony 1/1.8-
inch, maximum 8.42 million pixels,
high-quality UHD CMOS sensor, 4K
(3840x2160) ultra-high resolution
images are available. Camera is
backward compatible with 1080p,
720p and other resolutions.
 60° Wide-angle Lens with 20x
Optical Zoom
Super wide angle lens with a
horizontal field of view up to 60° and
20x optical zoom.
 AI Intelligent Tracking
Built-in AI processor uses deep
learning technology to achieve
smooth automatic tracking of the
human shape suitable for auto target
tracking in lectures, teaching and
other applications.
 HDMI 2.0
Supports HDMI 2.0. Camera can
directly output 4Kp60 uncompressed
digital video.
 Low Light
The application of 3D digital noise
reduction algorithm greatly reduces
image noise. Even under low light,
the camera will still produce a clear
picture.
 Multiple Video Outputs
The camera supports both HDMI 2.0
FHD out and 3GSDI out with an
effective transmission distance up to
150 meters (1080p30).
 Remote Control
The camera can be controlled
remotely through RS232 and RS485
serial ports.

2 | G O H D 4 K M A N U A L
4 PRODUCT
SPECIFICATIONS
Camera
Signal System
HDMI: 4KP25, 4KP30,
4KP50, 4KP60, 4KP59.94,
4KP29.97, 1080P25,
1080P30, 1080P50,
1080P60, 1080P59.94,
1080P29.97, 1080I50,
1080I60, 1080I59.94,
720P50, 720P59.94,
720P60
3G-SDI: 1080P25,
1080P30, 1080P50,
1080P60, 1080P59.94,
1080P29.97, 1080I50,
1080I60, 1080I59.94,
720P50, 720P59.94,
720P60
Sensor 1/1.8 inch, CMOS,
Max Effective Pixel: 8.42M
Scanning Mode
Progressive
Lens 20x, f = 6.25mm ~ 125mm,
F1.58 ~ F3.95
Digital Zoom
16x
Minimum
Illumination
0.5 Lux @
(F1.8, AGC ON)
Shutter 1/30s ~ 1/10000s
White Balance Auto, Indoor, Outdoor,
One Push, Manual
Backlight
Compensation
Support
Digital Noise
Reduction
3D Digital Noise Reduction
Signal Noise
Ratio
≥55dB
Horizontal Angle
of View 60° ~ 3.5°
Vertical Angle of
View 35.7° ~ 2.0°
Horizontal
Rotation Range
±162.5°
Vertical Rotation
Range
-30° ~ +90°
Pan Speed
Range
1.8°/s ~ 80.5°/s
Vertical Rotation
Speed Range
1.5°/s ~ 49°/s
H & V Flip
Support
Image Freeze
Support
Number of
Preset
255
Preset Accuracy
0.1°
USB Features
Operate System Windows 7/8/10,
Mac OS X, Linux, Android
Color System /
Compression
YUY2 / MJPEG / H.264 /
H.265
Video Format

YUY2:
max to 1080P@30fps
 H.264 AVC/SVC:
max to 2160P@30fps
 H.265 SVC:
max to 2160P@30fps
 MJPEG:
max to 2160P@30fps
USB Audio Support
USB Video
Protocol
UVC 1.1 ~ 1.5
UVC PTZ
Support
Network Features
Video
Compression
H.264/H.265/MJPEG
Video Stream First Stream,
Second Stream
First Stream
Resolution
3840x2160, 1920x1080,
1280x720, 1024x576,
720x480, 720x408,
640x480, 640x360
Second Stream
Resolution
720x480, 720x408,
640x480, 640x360,
480x320, 320x240
Bit Rate Control
CBR, VBR
Frame Rate 50Hz: 1fps ~ 50fps,
60Hz: 1fps ~ 60fps
Audio
Compression
G711A, AAC
Audio Bit Rate
96K, 128K
Protocols
NDI®|HX, TCP/IP, HTTP,
RTSP, RTMP(S), ONVIF,
DHCP, SRT, Multicast, etc.
Interface / Indicator
LINE IN
Interface
1 x LINE IN: 3.5mm
Audio Interface
Communication
Interface
1 x RS485: 3pin phoenix
port, Max Distance:
1200m, Protocol: VISCA /
Pelco
-
D / Pelco
-
P
1 x RS232 OUT: 8pin Min
DIN, Max Distance: 30m,
Protocol: VISCA network

3 | G O H D 4 K M A N U A L
use only
1 x RS232 IN: 8pin Min
DIN, Max Distance: 30m,
Protocol: VISCA / Pelco-D
/ Pelco-P
HDMI Interface
1 x HDMI: Version 2.0
LAN(PoE+)
Interface
1 x RJ45: 10/100/1000M
Adaptive Ethernet Port.
It supports PoE+
USB Interface 1 x USB: Type-C
3G-SDI Interface
1 x 3G-SDI: BNC type,
800mVp-p, 75Ω. Along to
SMPTE 424M standard
RESTORE Button
1 x RESTORE Button
Power Jack
JEITA type (DC IN 12V)
TALLY Indicator
1 x TALLY Indicator
Power Indicator
1 x
Power Indicator
Status Indicator
1 x
Status Indicator
Display Screen
1 x
Display Screen
Power Switch
1 x
Power Switch
General Parameter
Input Voltage
DC 12V / PoE+(802.3at)
Operating
Temperature
0°C ~ 40°C
Storage
Temperature
-40°C ~ 60°C
Power
Consumption
18W (Max)
Size
223 x 154.8 x 165 (mm)
Net Weight
1.8Kg
Item Name
1 RESTORE Button
2
HDMI Interface
3 3G-SDI Interface
4
LINE IN Interface
5 RS485 Interface
6
USB Interface
7 RS232 OUT Interface
8
RS232 IN Interface
9 LAN(PoE+) Interface
10
DC 12V Interface
11 ON/OFF Switch
RESTO RE
3G-SDIHDMI LINE IN RS485 USB OUT RS232 IN LAN(PoE+) DC 12V
ON
OFF
1 3 4 5 6 7 8 92 10 11

4 | G O H D 4 K M A N U A L
5 QUICK START
1) Verify that all connections are correct before powering on the camera.
2) Power the camera on via the switch on the rear of the unit. The power indicator on
the front panel of the camera will illuminate.
3) After the camera is powered on, the pan-tilt mechanism will rotate the camera
head to maximum positions, and then stop in the forward-facing position when
initialization is complete.
Note: If preset ‘0’ is saved, the camera will move to preset ‘0’ upon startup.

5 | G O H D 4 K M A N U A L
6 REMOTE
CONTROL
1) STANDBY
Press to enter Standby Mode.
Press again to enter Normal
Mode.
Note: In Standby Mode, power
consumption is approximately
half of Normal Mode and the
camera will not provide an image
or respond to commands.
2) 0-9
Press numeric buttons 0-9 to set
and call preset positions.
3) *
4) PRESET
To set a preset position press
[PRESET] + a numeric button [0]-
[9]
5) HOME
Press to return camera to home
position.
When accessing the camera’s on-
screen menu, press to enter a
sub-menu or confirm a selection.
6) RETURN
When accessing the camera’s on-
screen menu, press to return to
the previous menu.
7) ZOOM +/- (SLOW/FAST)
Press and hold [+] to zoom in.
Camera will continue to zoom in
until the button is released.
Press and hold [-] to zoom out.
Camera will continue to zoom in
until the button is released.
8) L/R SET
Press to reverse the left/right
direction of the remote control.
9) FOCUS Buttons
Press [AUTO] to enable auto
focus on the center of the image.
Press [MANUAL] to enable
manual focus.
Adjust focus manually with [FAR]
and [NEAR] to focus on a far
object or a near object,
respectively.
10) CAMERA SELECT Buttons
Press the button [1-4]
corresponding to the camera you
want to operate with the remote
controller.
11) #

6 | G O H D 4 K M A N U A L
12) AUTO TRACKING Buttons
[F1] No function
[F2] No function
[F3] Press to start AI Intelligent
Tracking.
[F4] Press to stop AI Intelligent
Tracking.
13) RESET
To erase a preset position press
[RESET] + a numeric button [0]-
[9]
To erase all preset positions at
once press [*]+[#]+[RESET]
14) PTZ CONTROL Buttons
Press and hold the
up/down/left/right button:
Camera will continue rotating
from slow to fast; the camera
stops as soon as the button is
released.
15) MENU
Press to enter/exit the camera’s
on-screen display menu.
16) BACKLIGHT
Press to enable/disable backlight
compensation.
NOTE: Effective in auto exposure
mode.
NOTE: If there is a light behind
the subject, the subject will
appear dark. In this case, press
the backlight ON / OFF button.
To cancel this function, press the
backlight ON / OFF button.
17) P/T RST
Press to self-calibrate pan/tilt.
IMAGE FREEZE FUNCTION
To enable image freeze function
press [#]+[*]+[F4]. “Freeze” will
display in left upper corner and
disappear after five seconds
(though the freeze feature
continues). To disable manual
freeze press [#]+[*]+[F4].
“Unfreeze” will display in left
upper corner and disappear after
five seconds.
SHORTCUTS
[*]+[#]+[1]: Display OSD menu in
English
[*]+[#]+[3]: Display OSD menu in
Chinese
[*]+[#]+[4]: Display current IP
address
[*]+[#]+[6]: Restore default
settings
[*]+[#]+[8]: Show camera version
[*]+[#]+[9]: Flip camera image
vertically
[*]+[#]+[MANUAL]: Restore
default IP address
7 CAMERA OSD MENU
7.1 MENU
Press [MENU] to display the camera’s
On-Screen Display (OSD) Menu. Use
the arrow buttons to traverse the OSD
menu, the [HOME] button to make
selections, and the [RETURN] button
to go back a sub menu.

7 | G O H D 4 K M A N U A L
7.2 EXPOSURE
Move the cursor to the “Exposure”
option and press the [HOME] button
to enter the Exposure page, as shown
in the figure below.
Mode: Exposure Mode
Options: Auto, Manual, SAE, AAE,
Bright
ExpCompMode: Exposure
Compensation Mode
Options: On, Off
(Only available in Auto mode)
ExpComp: Exposure Compensation
Value
Options: -7 to +7
(Only available when ExpCompMode
is On)
Backlight: Backlight Compensation
Mode
Options: On, Off
(Only Available in Auto mode)
Bright: Brightness Intensity
Options: 0 to 17
(Only available in Bright mode)
Gain Limit: Maximum Gain Limit
Options: 0 to 15
(Only available in SAE, AAE, and Bright
modes)
Anti-Flicker: Anti-Flicker (lighting)
Options: Off, 50Hz, 60Hz
(Only available in Auto, AAE, and
Bright modes)
Meter:
Options: Average, Center, Smart, Top
Iris: Camera Iris value
Options: F1.8, F2.0, F2.4, F2.8, F3.4,
F4.0, F4.8,
F5.6, F6.8, F8.0, F9.6, F11.0, Close
(Only available in Manual and AAE
modes)
Shutter: Camera Shutter value
Options: 1/30, 1/60, 1/90, 1/100,
1/125, 1/180,
1/250, 1/350, 1/500, 1/725, 1/1000,
1/1500,
1/2000, 1/3000, 1/4000, 1/6000,
1/10000
(Only available in Manual and SAE
modes)
Gain:
Options: 0 to 7
(Only available in Manual mode)
DRC: Dynamic Range Control strength
Options: 0 to 8
7.3 COLOR
Move the cursor to the “Color” option
and press the [HOME] button to enter
the Color page, as shown in the figure
below.
WB-Mode: White Balance Mode
Options: Auto, Indoor, Outdoor, One
Push, Manual

8 | G O H D 4 K M A N U A L
RG Tuning: Red Gain tuning
Options: -10 to +10
(Only available in Auto mode)
BG Tuning: Blue Gain tuning
Options: -10 to +10
(Only available in Auto mode)
Saturation:
Options: 60% to 200%
Hue: Chroma adjustment
Options: -10 to +10
RG: Red Gain
Options: 0 to 255
(Only available in Manual mode)
BG: Blue Gain
Options: 0 to 255
(Only available in Manual mode)
7.4 IMAGE
Move the cursor to the “Image”
option and press the [HOME] button
to enter the Image page, as shown in
the figure below.
Luminance: Brightness adjustment
Options: 0 to 14
Contrast: Contrast adjustment
Options: 0 to 14
Sharpness: Sharpness adjustment
Options: 0 to 11
Flip-H: Image Flip Horizontal
Options: On, Off
Flip-V: Image Flip Vertical
Options: On, Off
B&W-Mode: Black & White Mode
Options: On, Off
Style:
Options: Default, Norm, Bright, PC
7.5 P/T/Z
Move the cursor to the “P/T/Z” option
and press the [HOME] button to enter
the P/T/Z page, as shown in the figure
below.
SpeedByZoom: Scale (slow down)
pan/tilt speed when camera is
zoomed in.
Options: On, Off
AF-Zone: Auto Focus Zone
Options: Front, Top, Center, Bottom
AF-Sense: Auto-Focus Sensitivity
Options: Low, Normal, High
L/R Set: Left/Right pan direction
Options: STD, REV
Display Info: Display camera info
upon startup
Options: On, Off
Image Freeze: Temporarily freeze
image during preset call
Options: On, Off
Digital Zoom: Increase zoom level
with electronic zoom
Options: Off, 2x, 4x, 8x, 16x

9 | G O H D 4 K M A N U A L
Call Preset Speed: Preset pan/tilt
speed
Options: 1 to 24
Pre Zoom Speed: Preset zoom speed
Options: 0 to 7
7.6 NOISE REDUCTION
Move the cursor to the “Noise
Reduction” option and press the
[HOME] button to enter the Noise
Reduction page, as shown in the
figure below.
NRD3D-Level: 3D Noise Reduction
Options: Off, 1 to 9
7.7 SETUP
Move the cursor to the “Setup”
option and press the [HOME] button
to enter the Setup page, as shown in
the figure below.
Language:
Options: English, Chinese, Russian
DVI Mode: HDMI Data Transfer type
Options: DVI, HDMI
Video Format:
Options: 4KP25, 4KP29.97, 4KP30,
4KP50, 4KP59.94, 4KP60, 1080P30,
1080P25, 1080P50, 1080P60,
1080P59.94, 1080P29.97, 1080I50,
1080I60, 1080I59.94, 720P60,
720P59.94, 720P50
Auto Scan:
Options: On, Off
SDI-3G Mode:
Options: Level A, Level B
Video Output:
Options: HDMI, SDI
Tally Mode:
Options: On, Off
7.8 COMMUNICATION SETUP
Move the cursor to the
“Communication Setup” option and
press the [HOME] button to enter the
Communication Setup page, as
shown in the figure below.
Protocol:
Options: Auto, VISCA, PELCO-D,
PELCO-P
V_Address: Camera VISCA address
Options: 1 to 7
(Only available in Auto, VISCA
protocols)
V_AddrFix: Fixed VISCA address
Options: On, Off
P_D_Address: Pelco-D address
Options: 0 to 254
(Only available in Auto, PELCO-D