TM-901 Table of Contents Introduction ..................1 Lan Cable Verifier Features ..............3 Display Features ................. 4 Auto Shutoff ..................5 Backlight .................... 5 Testing Twisted Pair Cabling .............. 7 Twisted Pair Test Results ..............8 Opens ..................8 Shorts ................... 10 Miswires ................
Page 5
TM-901 Checking the LCD and Software Version ......... 23 Battery Replacement ................ 23 Options and Accessories ..............24 Specifications ................... 25 End of life ..................26...
TM-901 Introduction The TM-901 Lan Cable Verifier is a hand-held test instrument that lets you verify and troubleshoot the Lan cable of twisted pair. The verifier does the following: • Detects opens, shorts, miswires and split pairs on twisted pair cabling.
Page 7
TM-901 • Measures length. • Using multiple remote ID up to 8 locators. • Low battery detector “ ”. • Auto backlight. • Auto shutoff. EN-2...
TM-901 Lan Cable Verifier Features 1. TEST Key. 2. Navigates through screens and changes settings. 3. Display Length and wiremap switch. 4. Setting Key and Unit select. 5. LCD display with backlight. 6. RJ45 connector socket. 7. Battery placement. 8. Battery cover.
TM-901 5. Result displays, Pass, , split. 6. Displays remote ID number. Auto Shutoff The verifier turns off after 2 minutes if no keys are pressed. The verifier will auto save value before shutdown. Backlight Auto Backlight Press any key to turns on backlight ,and verifier turns off after 10 seconds if no keys are pressed.
Page 11
TM-901 In the display wiremap ,press the key into setting mode. Press key to select backlight on/off setting. Press key to change ON or OFF. EN-6...
TM-901 Testing Twisted Pair Cabling Connect the verifier and remote ID locator to the cabling as shown in Figures. Press key to start detects and measures. Display show some testing option as shown in Figures. Waiting 2~4 seconds show detects result.
TM-901 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 on wire 5. EN-8...
Page 14
TM-901 If remote ID locator is not connected ,all wires are shown as open. EN-9...
TM-901 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. EN-10...
TM-901 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.
Page 18
TM-901 meter(6ft) in length. If open, short and miswires anyone occur, the spilt pair detects will don’t work. EN-13...
TM-901 Length Display Press the key to display switch between length and wiremap. Press Key to select show length pairs 1~4. In the display length ,press the key to changing the length units EN-14...
Page 20
TM-901 ※ When warning symbol is appearing, maybe to cause incorrect length measure value. EN-15...
TM-901 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 EN-16...
TM-901 Changing Default Category and Types(UTP/FTP) Options User must selects corrects type and category to acquire accuracy measures length. Press key to turn on verifier. ( If the tester is already on, skip this) In the display wiremap, press the key into setting mode.
TM-901 Memory User Calibrating Length Measurements Value Parameter The verifier to provide user self calibrate memory use number 1 ~ 9. User can order different cable type, category and length to acquire measurements value parameter. Changing Memory Number Press key to turn on verifier.( If the tester...
Page 26
TM-901 Press key to enter select memory number. EN-21...
TM-901 Calibrating Length Measurements Value Parameter As step 1 to 3, and press key into setting cable category, type and length. As shown in Figure. Press key to select cat5 or cat6, and press key to enter. Press key to select UTP or FTP, and press key to enter.
TM-901 Checking the LCD and Software Version In the shutoff mode, Press and hold key to turn on verifier and LCD will keep all dark continued. If press key over 3 seconds will show software version after release key. Battery Replacement...
TM-901 before replacing the battery. Use only the correct type of batteries, properly installed in the case, to power the verfifer. WARNING If the symbol “ ” appears on the LCD, please replace the battery immediately Options and Accessories Consumers can order options and accessories as follows Remote ID Locator Kit, numbers 2-8.
TM-901 Battery Lift: Approx continuous testing 200 times 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: 130(L)*56(W)*38(H) mm. Weight: About 170g. Accessories: User’s manual x1, 9V battery x1, 20cm CAT5...
Page 32
TM-901 Caution: this symbol indicates that equipment and its accessories shall be subject to a separate collection and correct disposal EN-27...
Need help?
Do you have a question about the TM-901 and is the answer not in the manual?
Questions and answers