H.264 4-CH SCW-7704 User manual

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H.264 Digital Video/Audio Recorders
User’s Manual
Models: 4-CH
Before attempting to connect or operate this product,
please read these instructions carefully and save this manual for future use.
H.264-DVR
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CAUTION
TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER.
NO USER SERVICEABLE PARTS INSIDE.
PLEASE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
NOTE: This equipment has been tested and found to comply with the limits for a
Class “A” digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference when the
equipment is operated in a commercial environment. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and used in
accordance with the instruction manual, may cause harmful interference to radio
communications. Operation of this equipment in a residential area is likely to
cause harmful interference in which case the users will be required to correct the
interference at their own expense.
FCC Caution: To assure continued compliance, use only shielded interface cables
when connecting to computer or peripheral devices. Any changes or
modifications not expressly approved by the party responsible for compliance
could void the user’s authority to operate this equipment.
This Class A digital apparatus meets all the requirements of the Canadian
Interference Causing Equipment Regulations.
WARNING
TO PREVENT FIRE OR ELECTRIC SHOCK HAZARD, DO NOT EXPOSE THIS
APPLIANCE TO RAIN OR MOISTURE.
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LIMITATIONOFLIABILITY
THIS PUBLICATION IS PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTIBILITY, FITNESS FOR ANY PARTICULAR PURPOSE, OR
NON-INFRINGEMENT OF THE THIRD PARTY’S RIGHT.
THIS PUBLICATION COULD INCLUDE TECHNICAL INACCUACIES OR
TYPOGRAPHICAL ERRORS. CHANGES ARE ADDED TO THE INFORMATION HEREIN, AT
ANY TIME, FOR THE IMPROVEMENTS OF THIS PUBLICATION AND/OR THE
CORRESPONDING PRODUCT(S).
DISCLAIMEROFWARRANTY
IN NO EVENT SHALL THE SUPPLIER BE LIABLBE TO ANY PARTY OR ANY PERSON,
EXCEPT FOR REPLACEMENT OR REASONABLE MAINTENANCE OF THE PRODUCT, FOR
THE CASES, INCLUDING BUT NOT LIMITED TO THE FOLLOWINGS:
ANY DAMAGE OR LOSS, INCLUDING BUT WITHOUT LIMITATION, DIRECT OR
INDIRECT, SPECIAL, CONSEQUENTIAL OR EXEMPLARY, ARISING OUT OF OR
RELATING TO THE PRODUCT;
PERSONAL INJURY OR ANY DAMAGE CAUSED BY INAPPROPRIATE USE OR
NEGLIGENT OPERATION OF THE USER;
UNAUTHORIZED DISASSEMBLE, REPAIR OR MODIFICATION OF THE PRODUCT BY
THE USER;
ANY PROBLEM, CONSEQUENTIAL INCONVENIENCE, OR LOSS OR DAMAGE, ARISING
OUT OF THE SYSTEM COMBINED WITH THE DEVICES OF THE THIRD PARTY;
ANY CLAIM OR ACTION FOR DAMAGES, BROUGHT BY ANY PERSON OR
ORGANIZATION BEING A PHOTOGENIC SUBJECT, DUE TO VIOLATION OF PRIVACY
WITH THE RESULT OF THAT SURVEILLANCE-CAMERA’S PICTURE, INCLUDING SAVED
DATA, FOR SOME REASON, BECOMES PUBLIC OR IS USED FOR THE PURPOSE OTHER
THAN SURVEILLANCE.
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PRECAUTIONS
Please refer all work related to the installation of this product to qualified service personnel or
system installers.
Do not operate the appliance beyond its specified temperature, humidity or power source ratings.
Use the appliance at temperature within 0oC ~ +50oC (32oF ~ 122oF) and humidity below 85%.
The input power source for this appliance is DC/12V 5A.
Performance and lifetime of hard disk drives are easily affected by heat (used at high temperature).
It is recommended to use this appliance at temperature within +20oC ~ +30oC (68oF ~ 86oF)
Handle the hard disk drives with care.
It is possible to damage them if they are moved while their motors are still running. Do not move
them just after turning the power on or off (for around 30 seconds).
Protect the hard disk drives from static electricity.
Do not stack them or keep them upright.
Do not use an electric screwdriver to fix them.
Clean only with dry cloth.
Do not block any ventilation openings.
Do not use the appliance near any heat sources such as radiators, heat registers, stoves or other
apparatus that produce heat.
Protect the power cord from being stepped on or pinched particularly at plugs, convenient
receptacles and the points where they exit from the apparatus.
Do not drop metallic parts through slots. This could permanently damage the appliance. Turn
the power off immediately and contact qualified service personnel for service.
Handle the appliance with care. Do not strike or shake, as this may damage the appliance.
Do not expose the appliance to water or moisture, nor try to operate it in wet areas. Do take
immediate action if the appliance becomes wet. Turn the power off and refer servicing to
qualified service personnel. Moisture may damage the appliance and also cause electric shock.
Do not use strong or abrasive detergents when cleaning the appliance body. When the dirt is hard
to remove, use a mild detergent and wipe gently.
Do not overload outlets and extension cords as this may result in a risk of fire or electric shock.
Please make a note of your settings and save them. This will help when you are required to
change the system configuration, or when unexpected failure or trouble occurs.
Distributing, copying, disassembling, reverse compiling, reverse engineering, and also exporting in
violation of export laws of the software provided with this product, is expressly prohibited.
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TableofContents
1. Product Overview………………….……………………….……...
1.1 Features…………………..…….…………..…………………...
2. Panels And Remote Controller…………...………………….…….
2.1 Front Panel………….……….…………………………….…….
2.2 Back Panel………………….…………………………….……..
2.3 Remote Controller…………..…….……………………….……
3. Installations…….…….……………………………………….……
3.1 Basic Connections…………….………………………….……..
3.2 Optional Connections…………..………………………….……
4. Main Screen And Basic Operations………….……..……….…...
4.1 Text Input……………………………………….………………
4.2 Login And Logout………………………………………………
4.3 Basic Operations…………………………….…………………
4.4 Digital Zoom…….………………………….………….………
5. Menu Display………..……..………………………………….…...
5.1 Status Display….……………………………….………………
5.2 Video Adjustment…………..……………..……………..……
5.3 VGA Display……………………………………………………
5.4 Backup Device……………..……………..……………………
5.5 Software Upgrade (Administrator)..……………………………
5.6 System Shutdown (Administrator)……………….……………
6. Setup (Administrator)………………..….………………………...
6.1 Pre-Camera Setup…………………..….………………………...
6.2 Camera Setup……………………………………………………
6.2.1 Video Loss Setup…………………..………………………
6.2.2 Motion Setup……………………….………………………
6.3 Alarm Setup………………….…..…………………….……….
6.4 SEQ Display Setup………………………………………………
6.5 Scheduled Record Setup……………..…….………….…………
6.6 HDD Setup………………………………………………………
6.6.1 HDD Format/Clear………………..……………………….
6.7 Password Setup……………………………..…………………..
6.8 System Setup…………...………………………………………
6.9 RS-232/422/485 Setup…………..…………………….………..
6.10 Network Setup……………..…………………………………..
6.10.1 E-mail Setup……………..………………………………..
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6.10.2 Advanced Network Setup……………..…………………
7. PTZ Control……………………….………………………………
8. Search/Playback/Archive (Administrator/Supervisor) ………....
8.1 Search By Time……………………………………….…………
8.2 Search By Event / Log Display………………………….………
8.3 Search Archived Files………………………….……….………
8.4 Playback/Archive For Search By Time………….….….………
8.5 Playback/Archive For Search By Event…………………………
8.6 Playback For Archived Files……………………………………
9. Remote Access …………………………………………………..…
Appendix A – Specifications……………………………………………
Appendix B – Time Zone Table…………………………………………
Appendix C – Recording Table…………………………………………
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1.ProductOverview
The H.264 digital video/audio recorders are designed for a surveillance system, and are a
combination of a hard disk recorder, a video multiplexer, and a web server. To achieve the highest
inter-connectivity and inter-operability, this series of digital video/audio recorders are all based on
industry-leading front-end to back-end surveillance infrastructure. With state-of-the-art system
architecture, powerful compression/decompression engine, and intelligent recording algorithms,
sixfold operation can be easily achieved without sacrificing the increasing demands of functionality,
performance, reliability, and availability in the surveillance industry.
1.1Features
Up to 4 color and/or B/W cameras can be connected
H.264 Main Profile video compression/decompression with configurable quality
ADPCM audio compression/decompression
Real sixfold operation - simultaneous record, live, playback, backup, control, & remote access
Record capabilities –
Full-D1: up to 30 (NTSC) / 25 (PAL) IPS (Images Per Second)
Half-D1: up to 60 (NTSC) / 50 (PAL) IPS
CIF: up to 120 (NTSC) / 100 (PAL) IPS
Playback capabilities –
Full-D1: up to 30 (NTSC) / 25 (PAL) IPS
Half-D1: up to 60 (NTSC) / 50 (PAL) IPS
CIF: up to 120 (NTSC) / 100 (PAL) IPS
Realtime live display, 30 (NTSC) / 25 (PAL) IPS, for each channel
Event recording, time-lapse recording or both
Playback search by time or event (alarm, motion, & video loss)
Versatile display formats: full-screen and 4 split windows
Digital zoom, X2 & X4
Intelligent motion detection with programmable area and sensitivity
Powerful alarm processor with configurable triggering conditions and reactions
One 3.5” hard disk drive
Video/audio backup to SD card or USB2.0 storage devices, including pen drive, DVD+RW,
DVD+R, and DVD-R
Ethernet interface for remote access through web browser, remote alarm notification, remote
setup, and remote software upgrade
PTZ control capabilities
Multi-lingual support
Multi-level password to ensure high degree of security
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2.PanelsandRemoteController
2.1FrontPanel（Please take actual machine model number as quasi-）
1. LEDs
Indicators for POWER, HDD access, and LAN access.
2. Remote IR PORT
3. Alarm Reset Button
Press this button to cancel alarm activation, and return the system to the condition before the
alarm was activated.
4. REC Button
Press this button to force manual recording. To stop manual recording, press it again.
5. Alpha-numeric Buttons (1-4, *, #)
Press these buttons for camera selection in most of the circumstances. These buttons can also
be used to enter text and number in the way similar to most of the mobile phones.
6. MODE Button
Press this button to toggle between live mode and playback mode in main screen display. In
some dialogs, this button is used as a miscellaneous function key.
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7. SEARCH Button
Press this button to display the search menu in main screen display. In some dialogs, this
button is used as a miscellaneous function key.
8. Play/Pause Button ( )
Press this button to play the recorded images, or pause the playback.
9. MUTE/NEXT Button
In PTZ control, press this button for the next miscellaneous control. In the other screens, press
this button to mute/not mute the audio.
10.Stop ( ) / PTZ Button
Press this button to stop the playback. While not playing in main screen display, press this
button to enter/exit PTZ control if the focus camera is a PTZ camera.
11.X2/GOTO Button
In PTZ control, press this button to move the camera to the preset position. In full screen
display, press this button for Digital Zoom (X2/X4).
12.Copy( ) / CALL / (Zoom+) Button ( )
Press this button to copy the playback images to the storage device connected to the SD slot or
USB port. Press this button again to stop copying. In PTZ control, press this button to zoom
in the camera. In some dialogs, this button is used as a miscellaneous function key.
13.SEQ / (Zoom-) Button ( )
Press this button to switch to or return from SEQ display mode in main screen display. In PTZ
control, press this buttons to zoom out the camera. In some dialogs, this button is used as a
miscellaneous function key.
14.MENU / ESC Button
Press this button to display the main menu or escape to the upper level display.
15.Left/Right Buttons (◄,►)
In PTZ control, press these buttons to pan the camera. In playback mode, press these buttons
for fast backward/forward. In the other screens, press these buttons to move the cursor or
focus window.
16.Up/BS Button (▲/BS)
Press this button to move the cursor or focus window in most circumstances. In PTZ control,
press this button to tilt up the camera. In text editing mode, this button is used as “backspace”
key.
17.Down/DEL Button (▼/DEL)
Press this button to move the cursor or focus window in most circumstances. In PTZ control,
press this button to tilt down the camera. In text editing mode, this button is used as “del” key.
In playback mode, press this button for single step.
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18.ENTER Button
This button is used as “enter” key in most circumstances. In PTZ control, this button is used
to start/stop the selected PTZ control mode.
19.(Split Windows) +/- Buttons ( )
In split-window display, press these buttons for next/previous split-window display. In the
others, press these buttons to change the contents.
20.SD slot
Used to insert SD card for backup.
21.USB connector (USB)
Connect to USB 2.0 compatible storage device, such as USB 2.0 disk drive, DVD+RW, card
reader, etc. Please note that the maximum USB current for the DVR is 500mA.
22.Remote sensor connector
Beside the remote controller sensor on the front panel, the user may connect an extended remote
controller sensor to this connector. Once this connector is used, the built-in remote controller
sensor on the right side of LEDs will have no effect anymore to avoid signal interference.
23.Power Switch (POWER)
Turn the power of this unit on/off.
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2.2BackPanel（Please take actual machine model number as quasi-）
1. Video Input Connectors (1-4)
Connect system cameras to these BNC connectors.
2. Call Monitor Output Connector (CALL OUT)
Connect TV monitor to this BNC connector for call monitor display.
3. Main Monitor Output Connectors (MAIN OUT, MAIN OUT Y/C)
Connect TV monitors to the mini-din S-video connector or the BNC connector for main
monitor display.
4. Audio Input Connectors (AUDIO IN 1-2)
These RCA connectors accept line-in audio signals supplied from external devices such as
microphone amplifiers.
5. Audio Output Connectors (AUDIO OUT 1-2)
These connectors supply line-out audio signals to external devices such as speakers. Recorded
audio will be supplied from AUDIO OUT during playback.
6. Main Monitor Output VGA Connector (MAIN OUT VGA, optional)
Connect VGA monitor to the optional D-SUB 15-pin female connector for main monitor
display.
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7. RS-232 Connector
Connect this connector to PTZ camera(s).
8. RS-485 Connector
Connect this connector to RS-485 compatible PTZ camera(s). Please refer to the manuals
come with the RS-485 compatible devices for the correct settings.
9. Alarm Output Connectors (ALARM OUT 1-2)
Connect these connectors to 1 Normally Closed (NC) alarm outputs (1) and 1 Normally Open
(NO) alarm outputs (2).
10.Alarm Input Connectors (ALARM IN 1-4)
Connect these connectors to external devices such as sensors or door switches.
11.Ethernet Connector
Connect this unit to a 10/100Base-T Ethernet network through this port.
12.NTSC/PAL Selector Switch
Set this unit to NTSC or PAL according to the local TV system.
13.Power Cord Inlet (POWER IN)
For DC-IN model, connect DC 12V-5A power source to DVR.
14. USB connector (USB)
Connect to USB 2.0 compatible storage device, such as USB 2.0 disk drive, DVD+RW, card
reader, etc. Please note that the maximum USB current for the DVR is 500mA.
15. Mouse plug port
16. Power Switch (POWER)
Turn the power of this unit on/off.
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2.3RemoteController
The remote controller is an optional accessory to ease the user’s operations. You can do all the
operations by the remote controller instead of the buttons on the front panel. The effective
distance is about 10 meters without any obstacle.
1. The Buttons
Each of these buttons corresponds to one of those buttons on the front panel. Please refer to
the descriptions in Section 2.1.
2.4Themousecontrolinterface
When you make use of the mouse operation THE DVR please put the mouse to the monitor under,
you will see the operation diagram mark of the mouse, pressing the diagram mark to hint an
operation of choose your demand then.Control mode in the PTZ under, please pick out to install
channel of camera, put the mouse to you to hope turn to move of the direction press left key of
mouse and can immediately turn to move, The diagram object function and the front panel key or
the remote control key function are basic and similar,the function shows as follows:
1、MENU 2、SEARCH 3、ESC
4、FUNCTION SUBMENU 5、FASTBACKWARD 6、FAST FORWARD
7、SINGLE STEP 8、PLAY/PAUSE 9、STOP
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10、COPY 11、CHANNEL SWITCH 12、PTZ
13、X2DIGITALZOOM 14、VOLUME 15、RECORD
16、ALARM RESET 17、MODE
The function is as follows in the PTZ controls the appearance
18、GOTO PRESET 19、REDUCE 20、ZOOM
21、INCREASE 22、AUTO FOCUS 23、AUTO PAN
24、DWELL TIME 25、SPEED
26、SET PRESET
3.Installations
The installations described below should be made by qualified service personnel or system
installers.
3.1BasicConnections
Please refer to the following diagram for the connections.
Please make sure to set the NTSC/PAL Selector Switch on the back panel according to the local
TV system for the system to work correctly.
Cameras
Connect the camera video input connectors to the video outputs from system cameras or other
composite video sources via coaxial cables.
Main monitor
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Connect the main monitor output connector (BNC or S-video) to a surveillance TV monitor, or
connect the optional VGA output connector to a VGA monitor. The TV/VGA monitor
displays selected live or recorded cameras in any available split window format.
Hard disk drive
Make sure to install one IDE or SATA hard disk (Max. storage size 500GB) inside the DVR.
Please set the HDD as master. The steps are as below:
1. Power off the machine, and then use a screwdriver to uncover it.
2. Use a screwdriver to fix the IDE HDD (3.5”) as shown.
3. Connect the cables (3.5” HDD) as shown.
4. Cover the machine.
Note: The HDD must be formatted before it can be used to record video/audio. Please
refer to Section 6.6.1 to format the HDD.
Power
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For AC-IN model (Half-size DVR), plug 115 or 230 VAC power source into the power socket.
For DC-IN model, connect DC 12V power source to V+/V-.
3.2OptionalConnections
Audio inputs
Connect the audio input connectors to the audio line-outs from system cameras or other audio
sources. Please make sure to associate the audio inputs with the cameras in Camera Setup as
described in Section 6.2 accordingly.
Audio outputs
Connect the audio output connectors to the audio line-ins from speakers.
Alarm inputs
Connect the alarm inputs to NC and/or NO type of alarm signals. Please make sure to setup
the alarm configurations as described in Section 6.3 accordingly.
Alarm outputs
Connect the alarm output #1 to NC type of alarm signal, alarm output #2 to NO type of alarm
signals.
Ethernet
Connect the Ethernet connector to a standard twisted-pair Ethernet cable for remote access via
LAN or internet. Please make sure to setup the related configurations as described in Section
6.10 Network Setup.
SD card (Apply only 36284 Machine)
If the user wants to use SD card to retrieve important recorded images and/or audio, please
connect it to the SD slot.
USB 2.0 disk drives, DVD+RW, card reader, etc.
If the user wants to use USB2.0 peripheral device to retrieve important recorded images and/or
audio, please connect it to the USB port connector.
I/R remote controller
The user may use I/R remote controller to control the digital video/audio recorder.
Call monitor
Connect the call monitor output connector to a surveillance TV monitor. This monitor
displays the full screen images of the cameras associated with the events (alarm or motion) or
the images from the installed cameras sequentially according to the SEQ Display Setup (Section
6.4) for call monitor.
PTZ Cameras
Connect the RS-485 connector to PTZ camera(s) via the appropriate cable. The system
supports a variety of different PTZ cameras, including Pelco D protocol Dome, SamSung
SCC-641P, etc. But different PTZ cameras can coexist in a system only if they support the
same protocol. Please make sure to set the PTZ ID of the camera(s), and setup the camera
(Section 6.1), and RS-232 or RS-422/485 (Section 6.9) accordingly.
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4.MainScreenAndBasicOperations
The split-window screen, as shown above, is the main screen after system startup. There are two
types of split-window screens, including 1-Window and 4-Window. The system will remember
the last one before normal shutdown (as described in Section 5.6) of the system. In addition to the
split windows, the system time is displayed on the lower-left corner, the system states on the
lower-right corner, and the rolling screen messages, if shown while certain event occurs, on the
lower corner.
The system states, from right to left, are described as the followings:
(1) Normal recording percentage,
(2) Alarm recording percentage,
(3) Mute state – speaker icon shown for not mute, not shown for mute,
(4) X2 state – X1, X2, or X4,
(5) Manual record ON/OFF – REC icon shown for ON,
36%
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(6) Backup state – Backup icon shown for backup,
(7) SEQ display ON/OFF or playback state – SEQ icon shown for SEQ display ON, other icons for
different playback states.
4.1TextInput (Please match with a remote control usage)
There are certain circumstances that the system requires the user to enter text, such as system login,
camera title setup, and so on. Please follow the steps below to enter text:
(1) Press ENTER to edit the highlighted option. The flashing cursor will be shown to indicate the
editing point. Besides, a keypad hint will be shown as below.
(2) Press ◄► to move the cursor to the left/right.
(3) Press code in text editing mode to change text case. (If this entry can accept number only,
pressing code will have no effects.) Indicators on the screen show the current setting:
123 = Number only
abc = No capital letters
ABC = All capital letters
CODE = Internal code for the selected language, such as Chinese, Japanese, etc.
(4) Press a number key (1-9, 0)repeatedly until the character you want appears. (1for 1 or space,
2for 2, a/A, b/B, or c/C, for 5, j/J, k/K, l/L, MUTE for 6, m/M, n/N, o/O, the others as
shown on the keypad hint) If internal CODE is selected, a CODE line will be added (after
the first code is entered) for each new code to be entered. Please check the internal code table
for the selected language. For 2-byte code, e.g. Chinese or Japanese, the code accepted is
from 0000 - FFFF.
(5) Press mark to bring up a list of punctuation marks and special characters. The highlighted
character in the list shows the selected one. Press ▲▼◄► to change the selection.
(6) If you make a mistake, press BS to remove the character to the left of the cursor, or press DEL
to delete the character at the current cursor position.
(7) In text editing mode, internal code box, and mark list, press ENTER to exit and save changes,
press ESC to exit without making changes.
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4.2LoginAndLogout
There are three password levels in the system, including Administrator (highest), Supervisor, and
Operator (lowest). If the user does not login the system, he/she will be treated as “Guest” and
can only view live video display.
The system allows up to 18 user accounts. The administrator can set up the login name and
password for each user. (Please refer to Section 6.7 for Password Setup.)
The Operator can operate live video display, the Supervisor live video display, image playback and
archive, and the Administrator everything.
To login/logout the system, press MENU
in split-window display to call up Menu
display, and then press ENTER when the
highlighted option is Login/Logout to enter
Login/Logout display as shown.
In Login/Logout display, follow the Text
Input method described in Section 4.1 to
enter the Login name and Password, press
▲▼to highlight and select Login option, and then press ENTER to login the system. If the user
wants to logout the system, just press ▲▼to highlight and select Logout option, and then press
ENTER. Press ESC to exit without making changes.
There is one factory-preset login name/password aa/11 at Administrator level. The user can use
it to login the system for the first time.
Should the user have forgotten all the administrator-level passwords, please contact the local
dealer or installer to recover from it.
4.3BasicOperations
The basic user’s operations after he/she has logged into the system are described below:
Numeric
Press these buttons to switch to the full-window display for the camera.
Alarm Reset
Press this button to cancel alarm activation, i.e. reset the alarm outputs and silence the buzzer.
MODE (Administrator/Supervisor)
In split-window display, press this button to change circularly the live/playback mode for the
focus window and the other windows that form a rectangle on the screen.
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SEQ
Press this button to switch to or return from SEQ display mode. In SEQ display mode, each
page in the sequence will be shown for the preset page dwelling time sequentially, and SEQ
icon will be shown on the lower-right corner of the screen.
SEARCH (Administrator/Supervisor)
In split-window display, press this button to display the search menus. The system will
remember the last one the user chose.
REC
Press this button to force manual recording. To stop manual recording, press it again. All
cameras will be recorded as if the scheduled record is A/V, and REC icon will be shown on the
lower-right corner of the screen if manual recording is ON.
MENU / ESC
In split-window display, press this button to display the versatile menu.
Stop ( ) / PTZ
In split-window display, press this button to enter PTZ control mode if the focus camera is a
PTZ camera.
X2
In full screen display, press this button to enter Digital Zoom mode. Please refer to Section 4.4
Digital Zoom for the detailed operations in Digital Zoom mode.
▲▼◄►
Press these buttons to move focus. The title of the camera for the focus window is highlighted
as shown on the screen.
MUTE
Press this button to mute/not mute the audio.
+/-
Press these buttons to circulate up/down among the available split-window displays.
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SCW-7704 User Manual