Samsung SMT-R2000 User Manual Download

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SMT-R2000 Service Manual

3-3

3.2 Power Failure

Failure Description

SMT-R2000’s body does not turn on because the power is not supplied to it.

Troubleshooting

Yes

Is Power properly supplied?

Supply the Power.

SMT-R2000 does not turn on.

Yes

Has Power Cable been

properly connected ?

Connect the Power Cable.

Yes

Replace the Power Cable.

Yes

Is Power Jack normal?

Replace the Power Jack.

Termination

Yes

Is Adapter normal?

Replace the Adapter.

Yes

Is Regulator normal?

Check the soldering status of U32.

Is Power Cable normal?

Summary of Contents for SMT-R2000

Page 1: ...Ed 00 SMT R2000 Users Manual ...

Page 2: ...heir respective companies This manual should be read and used as a guideline for properly installing and operating the product This manual may be changed for the system improvement standardization and other technical reasons without prior notice If you need updated manuals or have any questions concerning the contents of the manuals contact our Document Center at the following address or Web site ...

Page 3: ...ware configuration and circuits and provides the parts list for SMT 2000 Document Content and Organization This manualconsists of five Chapters and two Appendices CHAPTER 1 introduction of SMT R2000 Introduces SMT R2000 and describes the configuration and specifications of SMT R2000 CHAPTER 2 Assembly and Disassemblydescribes How to assemble disassemble SMT R2000 CHAPTER 3 Troubleshooting describe...

Page 4: ...d by an icon and or a bold title WARNING Provides information or instructions that the reader should follow in order to avoid personal injury or fatality CAUTION Provides information or instructions that the reader should follow in order to avoid a service failure or damage to the system CHECKPOINT Provides the operator with checkpoints for stable system operation NOTE Indicates additional informa...

Page 5: ...ff and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help RF Exposure Statem...

Page 6: ...peration the following information must be given to the operator user and shall be read before the installation and operation Symbols Caution Indication of a general caution Restriction Indication for prohibiting an action for a product Instruction Indication for commanding a specifically required action ...

Page 7: ...SMT R2000 Service Manual SAMSUNG Electronics Co Ltd V Caution When Removes Shield Can When removes Shielded Can be careful of the damage of RF terminal parts caused by heat CAUTION ...

Page 8: ...1 1 SMT R2000 Overview 1 1 1 2 SMT R2000 Configuration 1 2 1 2 1 Front Panel of SMT R2000 1 2 1 2 2 Rear Panel of SMT R2000 1 3 1 3 Hardware Specification 1 4 CHAPTER 2 Assembly and Disassembly 2 1 2 1 Configuration of SMT 2100C Main Board 2 1 2 2 Disassembling 2 2 2 3 Assembling 2 5 CHAPTER 3 Troubleshooting 3 1 3 1 LED Failure 3 2 3 2 Power Failure 3 3 3 3 Wireless Failure 5 GHz 3 4 3 4 Wireless...

Page 9: ... Figure 2 3 Removing Case Screws 2 2 Figure 2 4 Separating the Case 2 3 Figure 2 5 Removing Screws 2 3 Figure 2 6 Separating the Main Board and Bottom Case 2 3 Figure 2 7 Separating the Shield Can 2 4 Figure 2 8 Separating the Antenna 2 4 Figure 2 9 SMT R2000 Disassembly Diagram 2 5 LIST OF TABLES Table 1 1 LEDs of SMT R2000 1 2 Table 1 2 Ports of SMT R2000 1 3 Table 1 3 SMT R2000 Hardware Specifi...

Page 10: ...TABLEOF CONTENTS VIII SAMSUNG Electronics Co Ltd This page is intentionally left blank ...

Page 11: ...e data of wireless terminals such as wireless notebook and wireless PDA in the outside of the cell area of neighboring AP to AP Ÿ AP The AP for wireless LAN is an access device for wireless network connection and performs the relay function among wireless terminals and wired LAN In general the AP has a specified use area and a specific frequency Ÿ Repeater If AP signal for wireless LAN is transfer...

Page 12: ... WAN operation status WAN is in normal operation WAN fails to operate Data is being transmitted received through WAN LAN LAN operation status LAN is in normal operation LAN fails to operate Data is being transmitted received through LAN 2 4 GHz 2 4 GHz operation status 2 4 GHz Wireless LAN is in operation 2 4 GHz Wireless LAN fail to operate Data is being transmitted received through 2 4 GHz Wirel...

Page 13: ...llowing table describes each port of the rear panel Table 1 2 Ports of SMT R2000 Port Function DC IN 5 V Port for connecting to local power supply adaptor 5 V 2 A RESET External RESET input port of the system WAN LAN port for connecting to WAN RJ 45 LAN LAN port for connecting to LAN RJ 45 SIO Used for connecting to PC to check the operational status of SMT R2000 LAN SIO DC5V RESET WAN ...

Page 14: ... Mask 40 dBr or less at Fc 30 Mhz 65 dBm or less in 54 Mbps mode Receive Sensitivity 82 dBm or less in 6 Mbps mode 1 dB or more in 54 Mbps mode IEEE 802 11a Adjacent Channel Rejection 16 dB or more in 6 Mbps mode Wireless Access CSMA CA Frequency 2 4 2 4835 Ghz Transmission Method OFDM 14 dBm 25 mW or more in 54 Mbps mode 15 dBm 30 mW or more in 48 Mbps mode 16 dBm 50 mW or more in 36 Mbps mode Tr...

Page 15: ...or less 11 Mbps Built in ANT 2 dBi Dipole ANT ANTENNA Diversity Support default ETHERNET Link Speed Ethernet 10 100 base T Adaptor Input 100 240 VAC 50 60 Hz Output 5 V 2 A Power Supply POE Support IEEE802 3af compliant Dimension 115h x 60w x 35d mm Bottom Case Weight 148 g or less Operational Temperature 0 45 Environment Temperature Storage Temperature 20 70 Korea Authentication for specification...

Page 16: ...CHAPTER 1 Introduction of SMT R2000 1 6 SAMSUNG Electronics Co Ltd This page is intentionally left blank ...

Page 17: ...tion of SMT R2000 Main Board Table 2 1 Main Board Parts Item Description WAN LAN SIO Ports for connecting to WAN LAN SIO FLASH BOOT Application image storage memory Ethernet PHY PHY CHIP for connecting to Ethernet 10 100 based SDRAM Application operation memory CPU Main processor of SMT R2000 RF Part 2 4 5 GHz RF part for supporting 802 11a b g Antenna Connector Connector for connecting to built i...

Page 18: ...lowing order 1 Separating the Stand from the Main Body Separate the stand from the SMT R2000 main body Push off the SMT R2000 main body and the stand in opposite directions each other and then the stand is separated from the main body as shown in the figure below Figure 2 2 Separating the Stand 2 Separating the Case Remove four screws from the bottom of the main body Figure 2 3 Removing Case Screw...

Page 19: ...ections each other to separate the case The figure below shows an example that the case is separated Figure 2 4 Separating the Case 3 Separating the Main Board and Bottom Case Remove three screws fixing the main board and bottom case Figure 2 5 Removing Screws Separate the antenna connector from the main board Figure 2 6 Separating the Main Board and Bottom Case ...

Page 20: ...e shield can covering the RF block Figure 2 7 Separating the Shield Can Caution in Removing the Shield Can Take care not to damage RF parts from heat when removing the shield can 5 Separating the Antenna Separate the antenna from the bottom case as shown in the figure below Figure 2 8 Separating the Antenna ...

Page 21: ...ics Co Ltd 2 5 6 Completing the Disassembly The figure below shows the status that the SMT R2000 disassembly is completed Figure 2 9 SMT R2000 Disassembly Diagram 2 3 Assembling SMT R2000 is assembled in the reverse order of 2 1 Disassembling ...

Page 22: ...CHAPTER 12 Assembly and Disassembly 2 6 SAMSUNG Electronics Co Ltd This page is intentionally left blank ...

Page 23: ...CHAPTER 3 Troubleshooting This chapter describes the troubleshooting to the failures that can occur while using SMT R2000 ...

Page 24: ... Replace LED Refer to 3 5 Network Connection Failure LED No No 城 Yes Refer to 3 2 Power Failure LED has turned off Yes Refer to 3 3 Wireless Failure 5 GHz Is 2 4 GHz LED normal Refer to 3 4 Wireless Failure 2 4 GHz LED Is 5 GHz LED normal Is WAN LAN LED normal Is LED normal Termination Is PWR LED normal Yes Yes Yes No No 城 No No 城 No No 城 No No 城 ...

Page 25: ...hooting No Yes Is Power properly supplied Supply the Power SMT R2000 does not turn on Yes Has Power Cable been properly connected Connect the Power Cable Yes Replace the Power Cable Yes Is Power Jack normal Replace the Power Jack Termination Yes Is Adapter normal Replace the Adapter No Yes Is Regulator normal Check the soldering status of U32 No No No No Is Power Cable normal ...

Page 26: ...SMT R2000 short Remove the foreign materials between Wireless LANand SMT R2000 Is the distance from Wireless LAN to SMT R2000 short No Check the power assembly satus Check the connection status of the built in Antenna connector Is the reception signal normal Termination Yes Yes No No No Can SMT R2000 be viewed through the scan ofWireless LAN Yes Is the connector of the built in Antenna properly co...

Page 27: ... and SMT R2000 Is the distance from Wireless LAN PC to SMT R2000 short No Termination No Can SMT R2000 be viewed through the scan of the Wireless LAN PC Yes Check the status of the Wireless LAN PC Wireless LAN card 汾懺獺 Is the connection of the built in Antenna s connector normal Yes No Is the RF output of the built inAntenna connector P2 normal 決塚 Etherne Yes Is the reception signal normal Check...

Page 28: ...e Troubleshooting The access to Internet cannot be made Yes Is Ethernet normal Check the Ethernet network status Yes Has the modular jack been properly connected Check the statuses of J2 J3connection and the cable Yes Is Ethernet PHY normal Check the soldering status of U34 U35 Replace Ethernet PHY Yes Is T1 T5 normal Check the soldering status of T1 T5 Replace T1 T5 Termination No No No No ...

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