TM-901N/TM-902/TM-903 Introduction The TM-902/TM-903 Multimedia Cable Tester (TM-901N LAN Cable Tester)is a hand-held test instrument that lets you verify and troubleshoot the Lan cable of twisted pair. Safety Precaution CAUTION Be extremely careful for the following conditions while measuring Do not operate the meter under the...
TM-901N/TM-902/TM-903 used in an environment of pollution degree 2. Operation Altitude: Up to 2000M. EMC: EN61326-1(2006), IEC 61000-4-2(2008, IEC 61000-4-3(2006) + (2007). The verifier does the following: Detects opens, shorts, miswires and split pairs on twisted pair cabling. Displays graph wiremap , opens, shorts, miswires, split pairs, and the remote ID number all on one screen.
TM-901N/TM-902/TM-903 Multi Media Cable Tester Features 1. Power Key. 7. RJ-45 connector socket. 2. Setup function right 8. F-Connector .(TM-903) Key. 9. RJ-11 connector 3. Setting Key and Unit socket.(TM-903) select Key 10. Remote ID locator. 4. Test Key and Enter 11.
TM-901N/TM-902/TM-903 Testing Twisted Pair Cabling 1. Connect the meter and remote ID locator to the cabling as shown in Figures. 2. Press the key to power on. (TM-902/903) 3. Press key to measures wiremap and Remote ID Locators detect. 4. Display show some testing option as...
TM-901N/TM-902/TM-903 Twisted Pair Test Results The following figures show typical test results for twisted pair cabling. Any error occurs will show symbol on LCD. Opens Figure shows an open pair wire 4 and 5.
TM-901N/TM-902/TM-903 Shorts Figure shows tow short between wires 3, 4 and 5, another 1 and 8. When shorted occur, the verifier maybe ※ not show open and miswires. Miswires Figure shows that wires 3 and 4 are crossed. The pin numbers order to indicate the fault.
TM-901N/TM-902/TM-903 Split Pair The following figure shows a split pair on 3, 6 and 4, 5. The split pair flashes to indicate the fault. LCD will show “SPLIT” indicate. In a split pair, continuity from end to end is correct, but is made with wires from different pairs.
TM-901N/TM-902/TM-903 Length measures 1. Press the key to power on. 2. Press the L/W key(TM-901N/TM-902) or key(TM-903) to switch to Length (TM-903). 3. Press Key to select show length pairs 1~4. 4. In the display length. Press the to changing the length units, shown in...
TM-901N/TM-902/TM-903 SIGNALTONE measures(TM-903) 1. Press the key to power on. 2. Press the key to switch to SIGNALTONE. 3. Press the Key to select a different tone sequence displayed as the numbers 1~4 on LCD. 4. The function default continuity(LCD display “C”)
TM-901N/TM-902/TM-903 received by a cable tracer. To trace a cable 10 Using Multiple Remote ID Locators Using multiple remote ID locators helps you identify multiple network cable connections, as shown in Figure. The display in Figure shows that the verifier is connected to the cable terminated with remote ID locator number 3.
TM-901N/TM-902/TM-903 11 Auto power on and off setting mode Press the key to power on. Press the key for more than 2 Second to enter Setting mode into setting mode. Press the key again to auto power on or off setting.
TM-901N/TM-902/TM-903 12 Backlight on or off setting mode Press the key to power on. Press the key for more than 2 Second to enter Setting mode into setting mode. Press the key setting to auto power on or off setting Press the...
TM-901N/TM-902/TM-903 13 Changing Memory Number / Default Category /Types(UTP/STP) /Calibrating Length Measurements Value Parameter Options The meter to provide user self calibrate memory use number 1 ~ 9. User can order different cable type, category and length to acquire measurements value parameter.
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TM-901N/TM-902/TM-903 category, Press key to setting cat 5 or cat 6 ,( RJ11,COAX.TM-903). 5. Press again to setting flashes cable type. 6. Press key to select UTP or STP, Press key to enter exit setting mode shown in Figure. 7. Press the key more than 2 second to and setting mode.
TM-901N/TM-902/TM-903 Press key to enter and exit setting mode shown in Figure. 14 Checking the LCD and Software Version n the shutoff mode, Press and hold key again press the key to turn on meter and LCD will keep all dark continued.
TM-901N/TM-902/TM-903 15 Battery Replacement Turn off the meter and disconnect all test leads before replacing the battery. Use only the correct type of batteries, properly installed in the case, to power the meter. WARNING If the symbol “ ” appears on the...
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TM-901N/TM-902/TM-903 • Shutoff Rate Power :1uA • Operate Maximum Power :20mA • Operating temperature and humidity : 5℃to 40℃,below 80% RH. • Storage temperature and humidity : -10℃ to 60℃, below 70%. • Dimensions : 156(L)*73(W)*35(H) mm. • Weight : About 170g.
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