Voltcraft CT-20TDR Cable tester, cable tester CT-20TDR User Manual

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Do not connect the device to voltage-carrying systems/cables.  

Heed this warning also when inserting and replacing batteries.

Replace the battery when the “Battery low symbol” appears/blinks on the display.

1.  Loosen the screw on the battery compartment (10) using a Phillips screwdriver and remove the 

battery compartment lid.

2.  To replace the battery, lift it from the battery recess and carefully disconnect the battery 

connection.

3.  Connect the battery connection with positive and negative poles to a 9 V battery. Heed correct 

polarity, connect the battery accordingly.

4.  Insert the battery into the battery recess. Do not fold or pinch the cables. Replace the battery 

compartment lid and tighten the screw in place.

Fasten the belt clip (22) to the clip fastener (21) on the back side of the cable tester using a Phillips 

screwdriver and the provided screw.

1.  Instead of the belt clip (see “8. BELT CLIP”), fasten the included tripod holder to the device.
2.  Fasten the cable tester to a fitting tripod.