Installation manual

PS10270JENAA01 20/10/2004 221
Description of the connectors
Description of the switches
CA8: this switch sets either ISDN (T2/S2) or PCM mode.
NAME Function Description of the contacts
J2 and J3 not used
(factory tests)
J4 used to connect the T2 interface from
the TNL or another LT2 card
(transmission and reception pair).
pin 6: screen
pins 5 and 4: to TNL,
transmission pair
pin 3: screen
pins 2 and 1: to TNL,
reception pair
CA8.4 CA8.3 CA8.2 CA8.1 PCM type
OFF OFF OFF OFF LT2 card used in T2-S2 mode.*
(factory setting)
ON OFF OFF OFF PCM E1 (SF) dB
ISDN E1 at 1.544 Mbps
(export)
OFF ON OFF OFF PCM E1 (SF) 7.5 dB
ISDN E1 at 1.544 Mbps
(export)
ON ON OFF OFF PCM E1 (SF) 15 dB
ISDN E1 at 1.544 Mbps
(export)
OFF OFF ON OFF Extended PCM E1 (ESF) 0 dB
ISDN E1 at 1,544 Mbps
(export)
ON OFF ON OFF Extended PCM E1 (ESF) 7.5 dB
ISDN E1 at 1.544 Mbps
(export)
OFF ON ON OFF Extended PCM E1 (ESF) 15 dB
ISDN E1 at 1.544 Mbps
(export)
ON ON ON OFF PCM (SF) 0 dB
PCM E1 at 1.544 Mbps
(export)
OFF OFF OFF ON PCM (SF) 7.5 dB
PCM E1 at 1.544 Mbps
(export)
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