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GREAT BRITAIN • CUSTOMER SERVICE

tel: 08545 300 9799 internet: www.clasohlson.com/uk

e-mail customerservice@clasohlson.co.uk

Ver. 20130418

Network Tester

Art.no 38-3970 Model TCT-108

Please read theentire instruction manual before use and save it for future reference. Wereserve theright

for any errors in text or images and for making any necessary technical changes to this document. Ifyou

should have any questions concerning technical problems please contact our Customer Services.

Product description

• Detachable “Remote” unit for measuring at both ends of thecable.

• Indicates whether thecable is complete, broken or short-circuited.

• Indicates whether thecable is straight or crossed.

• Requires no special battery, operates on a9 V alkaline battery.

• Connections for both TP cable (RJ45) and ISDN cable (RJ11).

Operation

Inspecting TP cable (RJ45) and ISDN cable (RJ11)

Note: Never connect thenetwork tester to anetwork which is in use and is active, disconnect thecables

before testing them.

1. Connect one end of thecable to theMaster unit and theother end to theRemote unit.

DetachtheRemote unit and connect it to theother end of thecable if thecable is already installed.

2. Turn theon/off switch to ON (or S for slow testing)

3. Read theLEDs on theMaster Unit.

4. The LEDs (1–8 and G) will ﬂash in pairs on both units simultaneously.

• If thecable is OK theMaster and Remote will ﬂash in unison: 1 - 1, 2 - 2, 3 - 3, etc.

• If thecable is defective no LEDs will be lit.

• If “G” ﬂashes during testing, thecable is shielded.

• If theconnected cable is crossed, Master and Remote will start ﬂashing out of sync:

1 - 3, 2 - 4, 3 - 1, etc.

Note:

• ISDN cable (RJ11) has 6 wire cores (1–6).

• TP cable (RJ45) has 8 cores (unshielded cable) or 8 cores + shield (G).

• The on/off switch has 3 positions: “OFF”, “ON” and “S” (slow testing).

Disposal

When it is time to dispose of this product, do so in accordance with local regulations.

Ifyou are unsure how to proceed, contact your local authority.

Clas Ohlson TCT-108 User Manual

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