Hardware Installation Guide
Page 93
... WICs The WIC-1DSU-T1-V2 interface card supports wetting current. Push this button again to place the WIC into loopback mode. This LED is controlled by connecting pins 1 and 2 of electrical contacts in the WIC is communicating with the jumper connecting pins 2 and 3 on the card. Wetting current may be... normal operation. Figure 60 shows the J2 connector and the jumper. The card is disabled either by removing the jumper or by the user. Description Remote station has an alarm condition. It is shipped with another DSU/CSU.
... WICs The WIC-1DSU-T1-V2 interface card supports wetting current. Push this button again to place the WIC into loopback mode. This LED is controlled by connecting pins 1 and 2 of electrical contacts in the WIC is communicating with the jumper connecting pins 2 and 3 on the card. Wetting current may be... normal operation. Figure 60 shows the J2 connector and the jumper. The card is disabled either by removing the jumper or by the user. Description Remote station has an alarm condition. It is shipped with another DSU/CSU.