Arec CI-21H User manual

User Manual English
AREC Inc.© All Rights Reserved 2018. l www.arec.com
All information contained in this document is Proprietary
CI-21H / CI-21S
Full HD PTZ Conference Camera 10X

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CI-21H/CI-21S User Manual
This manual introduces the function installation and operation of the Camera.
Prior to installation and usage, please read the manual thoroughly.
1. Warning
(1) This product can be only used in specied range in order to avoid any damage or danger;
(2) Don’t expose the camera to rain or moisture place
(3) Don’t remove the cover to reduce the risk of electric shock. Refer servicing to qualied
personnel.
(4) Never operate the camera under unqualied temperature , humidity and power supply;
(5) Please use the soft cloth to clean the camera. Use neuter cleanser if bad smeared .Don’t
use the strong or cleanser avoiding scufng.
2. Electric Safety
Installation and operation must accord with electric safety standard.
3. Caution to transport
Avoid stress,vibration and soakage in transport,storage and installation.
4. Polarity of power supply
This product uses DC 12V power supply.
5. Careful of installation
(1) This series item must put on the smooth desk or platform,and it can not be installed
slant ways.
(2) Don’t apply in corrosive liquid,gas or solid environment to avoid the cover which is made
up of organic material.
(3) This product has a heating device inside, please keep ventilated.
(4) Never power on before installation is completed.
6. Don’t disassemble discretionarily
We are not responsible for any unauthorized modication or dismantling.
7. Attention
Electromagnetic led under certain rate may affect camera image!
Preface

CI-21H/CI-21S User Manual
Table of Contents
Preface
Product overview
Quick Installation Instructions
Connection
Chapter 1 Applications
1.1 RS-232 Interface
1.1.1 RS-232C interface specication as shown below
1.1.2 RS-232 Mini-DIN 8-pin Port Denition
1.1.3 RS232 (DB9) Port Denition
1.1.4 VISCA networking as shown below
1.2 Serial Communication Control
1.2.1 VISCA protocol list
1.2.2 Pelco-D protocol command list
1.2.3 Pelco-P protocol command list
Chapter 2. Remote Controller
2.1 Keys Instruction
2.2 Menu Setting
2.2.1 Main Menu
2.2.2 System Setting
2.2.3 Camera Setting
2.2.4 P/T/Z
2.2.5 Video Format
2.2.6 Version
2.2.7 Restore Default
Chapter 3. Network Connection
3.1 Direct connection
3.2 Internet connection mode
Chapter 4. Overview of the Web Interface
4.1 Preview
4.2 Playback
4.3 Conguration
4.3.1 Local congure
4.3.2 Audio congure
4.3.3 Video congure
4.3.3.1 Video encode
4.3.3.2 Stream publish
4.3.3.3 Video parameters
4.3.3.4 Video OSD
4.3.3.5 OSD font size
4.3.3.6 Video out
4.3.4 Network Congure
4.3.4.1 Network port
4.3.4.2 Ethernet parameters
4.3.4.3 DNS
4.3.4.4 GB28181
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4.3.5 System congure
4.3.5.1 System attribute
4.3.5.2 System time
4.3.5.3 User set
4.3.5.4 Release upgrade
4.3.5.5 Restore factory defaults
4.3.5.6 Reboot
4.4 Logout
Chapter 5. Camera Maintenance and Troubleshooting
5.1 Camera Maintenance
5.2 Troubleshooting
Table of Contents
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CI-21H/CI-21S User Manual
CI-21H/CI-21S Auto-Tracking PTZ Camera is a professional-grade high quality PTZ camera that also can track a moving
presenter automatically while shooting video. Combining a high-performance pan/tilt/zoom camera, compact design and
excellent motion-sensitive tracking technology, CI-21H/CI-21S is ideal for mid to large-size conference, huddle rooms, or
lecture capture, bridging the feature and price gap between current webcam and professional PTZ cameras in the market.
Product Overview
1. Dimension
95.00 116.00
151.64
128.89
154.50
131.25
118.74
14.00

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CI-21H/CI-21S User Manual
2. Accessory
No. HDMI Model SDI Model
1Power Adaptor Power Adaptor
2RS-232 Cable RS-232 Cable
3USB3.0 Cable -
4Remote Controller Remote Controller
5Quick Installation Guide Quick Installation Guide
The camera offers perfect functions, superior performance and versatile interfaces. The features include advanced ISP
processing algorithms to provide vivid images with a strong sense of depth, high resolution and fantastic color rendition.
It supports H.264/H.265 encoding which makes motion video fluent and clear even with less than ideal bandwidth
conditions. By adopting high accuracy step driving motor mechanism, it works extremely quiet and moves smoothly and
very quickly to designated position. Product works stable and reliable, and it is easy to use, installation and maintenance.
3. Camera performance

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4. Technical specication
Camera Parameter
Optical Zoom 10X, f=4.7~47mm
Sensor 1/2.8 inch high quality HD CMOS sensor
Effective Pixels 16: 9 2.07 megapixel
Video Format
HDMI/SDI video format
1080P60/50/30/25/59.94/29.97;1080I60/50/59.94;
720P60/50/30/25/59.94/29.97
U3 video format
(1) U3:1920X1080P60/50/30/25;1280X720P60/50/30/25;960X540P30;640X360P30;
640X480P30;352X288P30;960X540P30;
(2) U3 compatible with U2: 960X540P30; 640X360P30; 1280X720P10/15;
720X576P50; 720X480P60; 640X480P30; 352X288P30.
View Angle 6.43°(tele)--60.9°(wide)
Iris F1.6--F3.0
Digital Zoom 5X
Minimum Illumination 0.5Lux (F1.8,AGC ON)
DNR 2D & 3D DNR
White Balance Auto / Manual / One Push / 3000K / 3500K / 4000K / 4500K / 5000K /
5500K / 6000K / 6500K / 7000K
Exposure Auto / Manual / Shutter Automatic Exposure / Aperture Automatic Exposure /
Brightness priority
Focus Auto / Manual / One Push
Aperture Auto / Manual
Electronic Shutter Auto / Manual
BLC ON / OFF
WDR OFF / Dynamic level adjustment
Video Adjustment Brightness, Color, Saturation, Contrast, Sharpness, B/W mode, Gamma curve
SNR >55dB
Input/Output Interface
Video Interfaces HDMI Model: RS232(INPUT), LAN, HDMI, USB3.0
SDI Model: RS232(INPUT), LAN, SDI, A-IN
Image Code Stream Dual stream output
Image Output Multiple
Code Source Dual Code Source output(SDI/HDMI/USB3.0, LAN )

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Video Compression
Format H.264, H.265
Audio Input Interface Double track 3.5mm linear input;
Audio Output SDI, HDMI, LAN output together with video
Audio Compression Format AAC, MP3, G.711A
HD IP Interface 100M IP port(100BASE-TX)
Network Protocol RTSP/RTMP, ONVIF, GBT28181; Support IP Visca control protocol; Distance update,
Distance restart, Distance reset
Control Interface RS232
Control Protocol VISCA/Pelco-D/Pelco-P; Baud Rate: 115200/9600/4800/2400 bps
Power Interface HEC3800 outlet (DC12V)
Supply Adapter AC110V-AC220V to DC12V/2A
Input Voltage DC12V±10%
Input Current 2A (Max)
Consumption 24W (Max)
PTZ Parameter
Pan Rotation ±135°
Tilt Rotation -30°~+30°
Pan Control Speed 0.1-60°/sec
Tilt Control Speed 0.1-30°/sec
Preset Speed Pan: 60°/sec, Tilt: 30°/sec
Preset Number 255 presets (10 presets by remote controller)
Other Parameter
Store Temperature -10°C~+60°C
Store Humidity 20% - 95%
Working Temperature -10°C~+50°C
Working Humidity 20% - 80%
Dimension (L x W x H) 151.64 x 154.5 x 128 mm
Weight 1.0 kg
Using Environment Indoor

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Quick Installation Instructions
1. Camera interface and indicators description
No. CI-T21H CI-T21S
1Camera Lens Camera Lens
2Remote Controller Receiver Remote Controller Receiver
3Tripod Screw Hole (¼ UNC 20, Depth 6.5mm) Tripod Screw Hole (¼ UNC 20, Depth 6.5mm)
4Locating Hole (Ø5.5, Depth 6.5mm) Locating Hole (Ø5.5, Depth 6.5mm)
ARS232 Control Interface (Input) RS232 Control Interface (Input)
BLAN Interface LAN Interface
CHDMI Interface SDI Interface
DUSB3.0 Interface Audio-IN Interface
EDC12V Input Power Supply Socket DC12V Input Power Supply Socket
No. LED Color Glow Rule Operation
2
Red/Green
dual-color
light
Red light blinking Power Adaptor plug to Socket
Green light turns on Power on
Green light blinking Receive remote control signal
RS232 HDMI DC12V IN RS232 DC12V IN
3
4
1
2
B C D E
Figure 1.1 Figure 1.2
B C D E
A A

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CI-21H/CI-21S User Manual
(1) Power on: Connect DC12V power supply adapter with power supply socket.
(2) Initial conguration: Power on with power indicator light on and remote control receiver light blinking, camera head
moves from bottom left to the bottom, and then goes to the HOME position (intermediate position of both horizontal
and vertical ),while the camera module stretches. When remote control receiver light stops blinking, the self-checking
is nished.
Note:
1. The default address of the remote controller is the 1# address.
2. If you set preset 0, when Power on self-test is completed, the camera automatically moves to the preset 0 position.
(1) Video Output from LAN
a. Network Cable Connection Port: Connect this product and your computer through network cable, the device LAN
interface refer to No B in Figure 1.1.
b. Webpage Login: Open your browser and enter 192.168.11.202 in the address bar (factory default); press Enter to
enter into the login page; click on the “player is not installed, please download and install!" and follow the
installation steps for installation. Then enter the user name admin and password admin (factory default); press
Enter to enter into the preview page, users can carry out PTZ control, video recording, playback, conguration and
other operations.
( Note: If you forget your user name, password, IP address, you can manually restore the default by the remote
controller key combination * # )
(2) HDMI Video Output
a. HDMI Video Cable Connection: HDMI Model refer to No.C in Figure 1.1.
b. Connect the camera and the monitor via HDMI video cable; video output is available after camera self-test.
(3) SDI Video Output
a. SDI video cable connection: SDI Model refer to No.C in Figure 1.2.
b. Connect the camera and the monitor via SDI video cable; video output is available after camera self-test.
(4) USB3.0 video output
a. USB3.0 video cable connection: HDMI Model refer to No.D in Figure 1.1.
b. Connect the camera and the monitor via USB3.0 video cable, open video display software, select image device, and
then video output will be available.
(5) USB3.0 compatible with USB2.0 output
a. USB3.0 video cable connection: HDMI Model refer to No.D in Figure 1.1.
b. Connect the camera and the monitor via USB3.0 video cable, open video display software, select image device, and
then video output will be available.
1.1 Power on initial conguration
1.2 Video output

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Connection
B
B
C
C
D
D
E
E
Power Adaptor
VCR
PC NB
USB 3.0 Cable
HDMI Cable
RJ45 Cable
RS-232 Cable
External Control
Video Out
Video Out
Video Out
Power Supply
TV
Media Station
Power Adaptor
3.5mm Audio Cable
SDI Cable
RJ45 Cable
External Control
Video Out
Video Out
Audio Out
Power Supply
RS-232 Cable
VCR
PC NB
TV
Media Station
RS232 HDMI DC12V IN
B C D E
Figure 1.1
A
A
A
RS232 DC12V IN
Figure 1.2
B C D E
A

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1.1 RS-232 Interface
1.1.1 RS-232C interface specication as shown below
1.1.2 RS-232 Mini-DIN 8-pin Port Denition
Chapter 1. Applications

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1.1.4 VISCA networking as shown below
1.1.3 RS232 (DB9) Port Denition

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1.2 Serial Communication Control
Under common working condition,the camera could be controlled through RS232/RS485 interface(VISCA),RS232C serial
parameter are as follows:
Baud rate: 2400/4800/9600/115200 bits / sec; Start bit: 1; data bits: 8; Stop bit: 1; Parity: None.
After power on,the camera rst go left,then back to the middle position.Self-test is nished after the zoom moved to the
farthest and then back to the nearest position. If the camera saved 0 preset before,it will be back to that position after
initialization.At this point,the user can control the camera by the serial commands.
z = camera address + 8
1.2.1 VISCA protocol list
(1) Camera return command
(2) Camera control command
Ack/Completion Message
Command packet Note
ACK z0 41 FF Returned when the command is accepted.
Completion z0 51 FF Returned when the command has been executed.
Error Messages
Command packet Note
Syntax Error z0 60 02 FF Returned when the command format is different or when a
command with illegal command parameters is accepted
Command Not Executable z0 61 41 FF
Returned when a command cannot be executed due to current
conditions. For example,when commands controlling the focus
manually are received during auto focus.
Command Function Command packet Note
AddressSet Broadcast 88 30 0p FF p: Address setting
IF_Clear Broadcast 88 01 00 01 FF I/F Clear
CommandCancel 8x 21 FF
CAM_Power On 8x 01 04 00 02 FF Power ON/OFF
Off 8x 01 04 00 03 FF
CAM_Zoom
Stop 8x 01 04 07 00 FF
Tele(Standard) 8x 01 04 07 02 FF
Wide(Standard) 8x 01 04 07 03 FF
Tele(Variable) 8x 01 04 07 2p FF p = 0(low) - F(high)
Wide(Variable) 8x 01 04 07 3p FF
Direct 8x 01 04 47 0p 0q 0r 0s FF p q r s : Z o o m P o si t i o n

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CI-21H/CI-21S User Manual
CAM _Focus
Stop 8x 01 04 08 00 FF
Far(Standard) 8x 01 04 08 02 FF
Near(Standard) 8x 01 04 08 03 FF
Far(Variable) 8x 01 04 08 2p FF p = 0(low) - F(high)
Near (Variable) 8x 01 04 08 3p FF
Direct 8x 01 04 48 0p 0q 0r 0s FF pqrs: Focus Position
Auto Focus 8x 01 04 38 02 FF
Manual Focus 8x 01 04 38 03 FF
CAM _Zoom Focus Direct 8x 01 04 47 0p 0q 0r 0s
0t 0u 0v 0w FF
pqrs: Zoom Position
tuvw: Focus Position
CAM_WB
CAM _RGain
Auto 8x 01 04 35 00 FF
3000K 8x 01 04 35 01 FF
4000k 8x 01 04 35 02 FF
One Push mode 8x 01 04 35 03 FF
5000k 8x 01 04 35 04 FF
Manual 8x 01 04 35 05 FF
6500k 8x 01 04 35 06 FF
Reset 8x 01 04 03 00 FF
Manual Control of R GainUp 8x 01 04 03 02 FF
Down 8x 01 04 03 03 FF
Direct 8x 01 04 43 00 00 0p 0q FF pq: R Gain
CAM_ Bgain
Reset 8x 01 04 04 00 FF
Manual Control of B GainUp 8x 01 04 04 02 FF
Down 8x 01 04 04 03 FF
Direct 8x 01 04 44 00 00 0p 0q FF pq: B Gain
CAM_AE
Full Auto 8x 01 04 39 00 FF Automatic Exposure mode
Manual 8x 01 04 39 03 FF Manual Control mode
Shutter priority 8x 01 04 39 0A FF Shutter Priority Automatic Exposure mode
Iris priority 8x 01 04 39 0B FF Iris Priority Automatic Exposure mode
Bright 8x 01 04 39 0D FF Bright mode
CAM_Shutter
Reset 8x 01 04 0A 00 FF
Shutter SettingUp 8x 01 04 0A 02 FF
Down 8x 01 04 0A 03 FF
Direct 8x 01 04 4A 00 00 0p 0q FF pq: Shutter Position
CAM_Iris
Reset 8x 01 04 0B 00 FF
Iris SettingUp 8x 01 04 0B 02 FF
Down 8x 01 04 0B 03 FF
Direct 8x 01 04 4B 00 00 0p 0q FF pq: Iris Position
CAM_Gain Limit Gain Limit 8x 01 04 2C 0p FF p: Gain Positon

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CAM_Bright
Reset 8x 01 04 0D 00 FF
Bright Setting
Up 8x 01 04 0D 02 FF
Down 8x 01 04 0D 03 FF
Direct 8x 01 04 4D 00 00 0p 0q FF pq: Bright Positon
CAM_ExpComp
On 8x 01 04 3E 02 FF Exposure Compensation ON/OFF
Off 8x 01 04 3E 03 FF
Reset 8x 01 04 0E 00 FF
Exposure Compensation Amount SettingUp 8x 01 04 0E 02 FF
Down 8x 01 04 0E 03 FF
Direct 8x 01 04 4E 00 00 0p 0q FF pq: ExpComp Position
CAM_Back Light
CAM_WDRStrength
CAM_NR(2D)
On 8x 01 04 33 02 FF
Back Light Compensation
WDR Level Setting
p : WDR Level Positon
Off 8x 01 04 33 03 FF
Reset 8x 01 04 21 00 FF
Up 8x 01 04 21 02 FF
Down 8x 01 04 21 03 FF
Direct 8x 01 04 51 00 00 00 0p FF
8x 01 04 53 0p FF P=0-7 0: OFF
CAM_NR(3D) 8x 01 04 54 0p FF P=0-8 0: OFF
CAM_Gamma 8x 01 04 5B 0p FF p = 0 – 4 0: Default 1: 0.47 2: 0.50
3: 0.52 4: 0.55
CAM_Flicker
CAM_Aperture
OFF 8x 01 04 23 00 FF OFF
50HZ 8x 01 04 23 01 FF 50HZ
60HZ 8x 01 04 23 02 FF 60HZ
Reset 8x 01 04 02 00 FF
Aperture ControlUp 8x 01 04 02 02 FF
Down 8x 01 04 02 03 FF
Direct 8x 01 04 42 00 00 0p 0q FF pq: Aperture Gain
CAM_Memory Reset 8x 01 04 3F 00 pq FF pq: Memory Number(=0 to 254)
Corresponds to 0 to 9 on the Remote
Commander
Set 8x 01 04 3F 01 pq FF
Recall 8x 01 04 3F 02 pq FF
CAM_LR_Reverse On 8x 01 04 61 02 FF Image Flip Horizontal ON/OFF
Off 8x 01 04 61 03 FF
CAM_PictureFlip On 8x 01 04 66 02 FF Image Flip Vertical ON/OFF
Off 8x 01 04 66 03 FF
CAM_ColorSaturation Direct 8x 01 04 49 00 00 00 0p FF
P=0-7
0:60% 1: 70% 2: 80% 3: 90% 4: 100%
5: 110% 6: 120% 7: 130%
CAM_IDWrite 8x 01 04 22 0p 0q 0r 0s FF pqrs: Camera ID (=0000 to FFFF)

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SYS_Menu
IR_Receive
IR_ReceiveReturn
CAM_SettingReset
ON 8x 01 04 06 06 02 FF Turn on the menu screen
OFF 8x 01 04 06 06 03 FF Turn off the menu screen
ON 8x 01 06 08 02 FF
IR(remote commander)receive On/Off
IR(remote commander)receive message via
the VISCA communication ON/OFF
Reset Factory Setting
OFF 8x 01 06 08 03 FF
On 8x 01 7D 01 03 00 00 FF
Off 8x 01 7D 01 13 00 00 FF
Reset 8x 01 04 A0 10 FF
CAM_Brightness Direct 8x 01 04 A1 00 00 0p 0q FF pq: Brightness Position
CAM_Contrast Direct 8x 01 04 A2 00 00 0p 0q FF pq: Contrast Position
CAM_Flip
CAM_VideoSystem
OFF 8x 01 04 A4 00 FF Single Command For Video Flip
P : 0~E Video format
0: 1080P60 8: 720P30
1: 1080P50 9: 720P25
2: 1080i60 A: 1080P59.94
3: 1080i50 B: 1080i59.94
4: 720P60 C: 720P59.94
5: 720P50 D: 1080P29.97
6: 1080P30 E: 720P29.97
7: 1080P25
Flip-H 8x 01 04 A4 01 FF
Flip-V 8x 01 04 A4 02 FF
Flip-HV 8x 01 04 A4 03 FF
Set camera video
system 8x 01 06 35 00 0p FF
Pan_tiltDrive
Up 8x 01 06 01 VV WW 03 01 FF
VV : Pan speed 0x01 (low speed) to
0x18 (high speed)
WW : Tilt speed 0x01 (low speed) to
0x14 (high speed)
YYYY : Pan Position
ZZZZ : Tilt Position
Down 8x 01 06 01 VV WW 03 02 FF
Left 8x 01 06 01 VV WW 01 03 FF
Right 8x 01 06 01 VV WW 02 03 FF
Upleft 8x 01 06 01 VV WW 01 01 FF
Upright 8x 01 06 01 VV WW 02 01 FF
DownLeft 8x 01 06 01 VV WW 01 02 FF
DownRight 8x 01 06 01 VV WW 02 02 FF
Stop 8x 01 06 01 VV WW 03 03 FF
AbsolutePosition 8x 01 06 02 VV WW
0Y 0Y 0Y 0Y 0Z 0Z 0Z 0Z FF
RelativePosition 8x 01 06 03 VV WW
0Y 0Y 0Y 0Y 0Z 0Z 0Z 0Z FF
Home 8x 01 06 04 FF
Reset 8x 01 06 05 FF
Pan-tiltLimitSet
Set 8x 01 06 07 00 0W
0Y 0Y 0Y 0Y 0Z 0Z 0Z 0Z FF W :1 UpRight 0:DownLeft
YYYY : Pan Limit Position(TBD)
ZZZZ : Tilt Limit Position(TBD)
Clear 8x 01 06 07 01 0W
07 0F 0F 0F 07 0F 0F 0F FF

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(3) Inquiry command
Command Function Command packet Note
CAM_PowerInq 8x 09 04 00 FF y0 50 02 FF On
y0 50 03 FF Off(Standby)
CAM_ZoomPosInq 8x 09 04 47 FF y0 50 0p 0q 0r 0s FF pqrs: Zoom Position
CAM_FocusAFModeInq 8x 09 04 38 FF y0 50 02 FF Auto Focus
y0 50 03 FF Manual Focus
CAM_FocusPosInq 8x 09 04 48 FF y0 50 0p 0q 0r 0s FF pqrs: Focus Position
CAM_WBModeInq 8x 09 04 35 FF
y0 50 00 FF Auto
y0 50 01 FF 3000K
y0 50 02 FF 4000K
y0 50 03 FF One Push Mode
y0 50 04 FF 5000K
y0 50 05 FF Manual
y0 50 00 FF 6500K
CAM_RGainInq 8x 09 04 43 FF y0 50 00 00 0p 0q FF pq: R Gain
CAM_BGainInq 8x 09 04 44 FF y0 50 00 00 0p 0q FF pq: B Gain
CAM_AEModeInq 8x 09 04 39 FF
y0 50 00 FF Full Auto
y0 50 03 FF Manual
y0 50 0A FF Shutter priority
y0 50 0B FF Iris priority
y0 50 0D FF Bright
CAM_ShutterPosInq 8x 09 04 4A FF y0 50 00 00 0p 0q FF pq: Shutter Position
CAM_IrisPosInq 8x 09 04 4B FF y0 50 00 00 0p 0q FF pq: Iris Position
CAM_Gain LimitInq 8x 09 04 2C FF y0 50 0p FF p: Gain Positon
CAM_ BrightPosiInq 8x 09 04 4D FF y0 50 00 00 0p 0q FF pq: Bright Position
CAM_ExpCompModeInq 8x 09 04 3E FF y0 50 02 FF On
y0 50 03 FF Off
CAM_ExpCompPosInq 8x 09 04 4E FF y0 50 00 00 0p 0q FF pq: ExpComp Position
CAM_BacklightModeInq 8x 09 04 33 FF y0 50 02 FF On
y0 50 03 FF Off
CAM_WDRStrengthInq 8x 09 04 51 FF y0 50 00 00 00 0p FF p: WDR Strength
CAM_NRLevel(2D) Inq 8x 09 04 53 FF y0 50 0p FF P: 2DNRLevel
CAM_NRLevel(3D) Inq 8x 09 04 54 FF y0 50 0p FF P:3D NRLevel
CAM_FlickerModeInq 8x 09 04 55 FF y0 50 0p FF p: Flicker Settings(0: OFF,1: 50Hz,2:60Hz)
CAM_ApertureInq 8x 09 04 42 FF y0 50 00 00 0p 0q FF pq: Aperture Gain
CAM_PictureEffectModeInq 8x 09 04 63 FF y0 50 00 FF Off
y0 50 04 FF B&W
CAM_MemoryInq 8x 09 04 3F FF y0 50 0p FF p: Memory number last operated.

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SYS_MenuModeInq 8x 09 06 06 FF y0 50 02 FF On
y0 50 03 FF Off
CAM_LR_ReverseInq 8x 09 04 61 FF y0 50 02 FF On
y0 50 03 FF Off
CAM_PictureFlipInq 8x 09 04 66 FF y0 50 02 FF On
y0 50 03 FF Off
CAM_ColorSaturationInq 8x 09 04 49 FF y0 50 00 00 00 0p FF p: Color Gain setting 0h (60%) to Eh
(130%)
CAM_IDInq 8x 09 04 22 FF y0 50 0p FF p: Gamma ID
IR_ReceiveInq 8x 09 06 08 FF y0 50 02 FF On
y0 50 03 FF Off
IR_ReceiveReturn
y0 07 7D 01 04 00 FF Power ON/OFF
y0 07 7D 01 04 07 FF Zoom tele/wide
y0 07 7D 01 04 38 FF AF ON/OFF
y0 07 7D 01 04 33 FF Camera _Backlight
y0 07 7D 01 04 3F FF Camera _Memery
y0 07 7D 01 06 01 FF Pan_titleDriver
CAM_BrightnessInq 8x 09 04 A1 FF y0 50 00 00 0p 0q FF pq: Brightness Position
CAM_ContrastInq 8x 09 04 A2 FF y0 50 00 00 0p 0q FF pq: Contrast Position
CAM_FlipInq 8x 09 04 A4 FF
y0 50 00 FF Off
y0 50 01 FF Flip-H
y0 50 02 FF Flip-V
y0 50 03 FF Flip-HV
CAM_GammaInq 8x 09 04 5B FF y0 50 0p FF p: Gamma setting
CAM_VersionInq 8x 09 00 02 FF y0 50 ab cd
mn pq rs tu vw FF
ab cd : vender ID ( 0220 )
mn pq : model ID ST ( 0950 ) U3 ( 3950)
rs tu : ARM Version
vw : reserve
VideoSystemInq 8x 09 06 23 FF y0 50 0p FF
P: 0~E Video format
0:1080P60 8:720P30
1:1080P50 9:720P25
2:1080i60 A:1080P59.94
3:1080i50 B:1080i59.94
4:720P60 C:720P59.94
5:720P50 D:1080P29.97
6:1080P30 E:720P29.97
7:1080P25
Pan-tiltMaxSpeedInq 8x 09 06 11 FF y0 50 ww zz FF ww: Pan Max Speed zz: Tilt Max Speed
Pan-tiltPosInq 8x 09 06 12 FF y0 50 0w 0w 0w 0w
0z 0z 0z 0z FF wwww: Pan Position zzzz: Tilt Position
Note:[X] in the above table indicates the camera address to be operated,[ y ]=[ x + 8 ].

20
CI-21H/CI-21S User Manual
1.2.2 Pelco-D protocol command list
Function Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7
Up 0xFF Address 0x00 0x08 Pan Speed Tilt Speed SUM
Down 0xFF Address 0x00 0x10 Pan Speed Tilt Speed SUM
Left 0xFF Address 0x00 0x04 Pan Speed Tilt Speed SUM
Right 0xFF Address 0x00 0x02 Pan Speed Tilt Speed SUM
Upleft 0xFF Address 0x00 0x0C Pan Speed Tilt Speed SUM
Upright 0xFF Address 0x00 0x0A Pan Speed Tilt Speed SUM
DownLeft 0xFF Address 0x00 0x14 Pan Speed Tilt Speed SUM
DownRight 0xFF Address 0x00 0x12 Pan Speed Tilt Speed SUM
Zoom In 0xFF Address 0x00 0x20 0x00 0x00 SUM
Zoom Out 0xFF Address 0x00 0x40 0x00 0x00 SUM
Focus Far 0xFF Address 0x00 0x80 0x00 0x00 SUM
Focus Near 0xFF Address 0x01 0x00 0x00 0x00 SUM
Set Preset 0xFF Address 0x00 0x03 0x00 Preset ID SUM
Clear Preset 0xFF Address 0x00 0x05 0x00 Preset ID SUM
Call Preset 0xFF Address 0x00 0x07 0x00 Preset ID SUM
Query Pan Position 0xFF Address 0x00 0x51 0x00 0x00 SUM
Query Pan Position
Response 0xFF Address 0x00 0x59 Value High Byte Value Low Byte SUM
Query Tilt Position 0xFF Address 0x00 0x53 0x00 0x00 SUM
Query Tilt Position
Response 0xFF Address 0x00 0x5B Value High Byte Value Low Byte SUM
Query Zoom Position 0xFF Address 0x00 0x55 0x00 0x00 SUM
Query Zoom Position
Response 0xFF Address 0x00 0x5D Value High Byte Value Low Byte SUM