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SAFETY INFORMATION

 

THIS SAFETY INFORMATION IS OF A GENERAL NATURE AND MAY BE SUPERSEDED BY INSTRUCTIONS CONTAINED WITHIN THIS MANUAL

1.

Save the carton and packing material even if the equipment has arrived in good condition. Should you ever need to ship the unit, use only the original  

 factory packing.

2.

Read all documentation before operating your equipment. Retain all documentation for future reference.

3.

Follow all instructions printed on unit chassis for proper operation.

4.

Do not spill water or other liquids into or on the unit, or operate the unit while standing in liquid. 

5.

Make sure power outlets conform to the power requirements listed on the back of the unit.

6.

Do not use the unit if the electrical power cord is frayed or broken. The power supply cords should be routed so that they are not likely to be walked on

 or pinched by items placed upon or against them, paying particular attention to cords and plugs, convenience receptacles, and the point where they exit

7.

Always operate the unit with the AC ground wire connected to the electrical system ground. Precautions should be taken so that the means of grounding of

 a piece of equipment is not defeated.

8.

Mains voltage must be correct and the same as that printed on the rear of the unit. Damage caused by connection to improper AC voltage is not covered by 

 any warranty.

9.

Power down & disconnect unit from mains voltage before making connections.

10.

Never hold a power switch in the 

ON

 position.

11.

Do not use the unit near stoves, heat registers, radiators, or other heat Producing devices.

12.

Do not block fan intake or exhaust ports. Do not operate equipment on a surface or in an environment which may impede the normal flow of air around the unit,  

13.

 

 

 

 

such as a bed, rug, carpet, or completely enclosed rack. If the unit is used in an extremely dusty or smoky environment, the unit should be 

 
 
 

Periodically 

blown free

 of foreign matter.

14.

 

Do not remove the cover. Removing the cover will expose you to potentially dangerous voltages. There are no user serviceable parts inside.

15.

Do not drive the inputs with a signal level greater than that required to drive equipment to full output. 

16.

Non-use periods. The power cord of equipment should be unplugged from the outlet when left unused for a long period of time.

Service Information Equipment should be serviced by qualifier service personnel when:

A.

The power supply cord or the plug has been damaged.

B.

Objects have fallen, or liquid has been spilled into the equipment.

C.     The equipment has been exposed to rain

D.     The equipment does not appear to operate normally, or exhibits a marked change in performance

E.     The equipment has been dropped, or the enclosure damaged.

 from the appliance. 

IMPORTANT SAFETY INSTRUCTIONS

To insure the best from this product, please read this manual carefully. Keep it in a safe place for future reference.

To reduce the risk of electric shock, do not remove the cover from the unit. No user serviceable parts inside. Refer servicing to qualified personnel. 

To reduce the risk of fire, do not expose the unit to rain, water or excessive moisture.

Do not force switched or external connections.

When moving the unit disconnect the serial port connections first then the power cable and finally the interconnecting cables to other devices.

Do not attempt to clean the unit with chemical solvents or aerosol cleaners, as this may damage the unit. Use a clean dry cloth.

Installation of this unit should be in a cool dry place, away from sources of excessive heat, vibration, dust, moisture and cold.

Summary of Contents for SB-4144

Page 1: ...all and highly reliable but it is essential that you read this manual throughly before attempting to use 4x4 VGA Audio Matrix Switcher 4x4 VGA AUDIO Matrix Switcher Series 4x4 VGA AUDIO MATRIX SWITCHE...

Page 2: ...which may impede the normal flow of air around the unit 13 such as a bed rug carpet or completely enclosed rack If the unit is used in an extremely dusty or smoky environment the unit should be Period...

Page 3: ...unit please check the packaging and make certain the following items are contained in the shipping carton Note Please retain the original packing material should the need ever arise to return the uni...

Page 4: ...wer source as long as it is connected to the wall outlet The off state for this unit is called standby mode In standby mode the unit is designed to consume a reduced quantity of power compared to norm...

Page 5: ...ereo Audio output to Audio devise from 4x Audio input source devices Note With 1x female D Sub connector Connect a signal of VGA via VGA cable output to VGA Monitor displays from 4x VGA input source d...

Page 6: ...erial communications port Powered down 1 SWITCH POWER ON or OFF 1 Controller with a separate power ON and OFF OUTPUT 1 4 DISPLAYS SELECTION 2 2 INPUT 1 4 SOURCES SETUP Output Switch 4x VGA sources to...

Page 7: ...NB control by RS232 port Manual controlled by Front Panel button IR remote control 11 Support desktop with Ear mount and 19 inch Rack mountable type panel 12 Power supply DC12Volt Universal Type Swit...

Page 8: ...ntrol If the unit needs to be controlled via the front panel in addition to the RS232 control you should regularly poll the unit status to ensure the control system accurately reflectes the current se...

Page 9: ...OK Rcvd UNIT RESET SBALLRST Reset every output to Input 1 Unit will respond with SBRSTACK Unit has reset each Output to Input 1 Example Reset all outputs to Input 1 SBALLRST Send SBRSTACK Rcvd Power O...

Page 10: ...RFACE SYSTEM PORTS CONTROL PORTS 1 IR REMOTE IR Remote Controller SB 4144 4x VGA Audio source devices to 4x VGA Audio Display Matrix Switcher 2 RS 232 Interface RS 232 interface system AUDIO Stereo Au...

Page 11: ...CE The product complies with the relevant standards for CE FCC and RoHS approval The power Adaptor Supply has been tested for compliance with UL CSA and CE standards TROUBLESHOOTING If you experience...

Page 12: ...tween the controller and 8 ASCII bytes 3 Controlling commands from a controller to The ASCII bytes indicate the action of the command as ASCII format 4 Feedback commands from to a controller The 8 ASC...

Page 13: ...U A L Meicheng R Meicheng R Address 13F No 2 Jian 8th Rd Jhonghe City Taipei County 23511 TAIWAN Website www meicheng com tw Email mei cheng msa hinet net Te l 8 8 6 2 8 2 2 8 0 3 11 F a x 8 8 6 2 8 2...

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