Toshiba Strata DK40 - Table 9-4 Station Cable Continuity Check for Electronic Telephone Cables Using Ohmmeter

Station Cable Continuity Check Fault Finding
Strata DK40 I&M Spring 1999
9-7
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
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Table 9-4 Station Cable Continuity Check for Electronic Telephone Cables using Ohmmeter
From To
Volt ag ePair Wire Colour Pair Wire Colour
1 A Green
1
2 A Black open
1 B Red 2 A Black open
1 A Green 2 B Yellow open
1 B Red 2 B Yellow open
1 A Green 1 B Red 40 ohms
2
2 A Black 2 B Yellow 40 ohms
2
3 A White 3 B Blue 40 ohms
2
3 A White 1 B Red open
3 B Blue 1 B Red open
3 A White 1 A Green open
3 B Blue 1 A Green open
3 A White 2 A Black open
3 B Blue 2 A Black open
3 A White 2 B Yellow open
1
The green-red, black-yellow and white-blue measurements should be within 10% of each other.
2
This is the maximum allowable reading for all digital and electronic telephone cable runs except if connecting an
HDSS console to circuits 7 and 8 of a PEKU, then the maximum cable restriction is 20 ohms, not 40 ohms.