Page 238 of 378 Upgrade an ITG Trunk 1.0 node to support ISDN signaling trunks
553-3001-202 Standard 1.00 April 2000
2Select the card in which you are going to install the DCHIP hardware
upgrade kit. Disconnect T-LAN cable from faceplate (NTCW80AA
only) and label the cables for reconnection. Remove card from shelf or
cabinet. Place card on a static-safe surf ace. Avoi d touch ing electroni c
components.
3Install the NTWE07AA DCHIP PC Card into the internal PC Card slot
on the ITG 8-port Trunk card that has been selected to provide the
DCHIP function (see Figure43.)
4Connect the NTCW84EA pigtail cable from port 0 of the DCHIP PC
Card to the J14 pin header on the moth erboard of the DCHIP ca rd (see
Figure 43). The cable routes the D-Channel signals to the backplane
and the I/O panel. The PC Card connector is keyed to allow insertion
only in the correct direction. The J14 pin header connector i s not
keyed. Be careful to align the connector with the pin header.
Figure 43
DCHIP PC card and NTCW84EA pigtail cable
8 port DaughterBoard
DCHIP PC Card
NTCW84EA
Pigtail Cable
Pin header