User Manual

Troubleshooting: Span Control Link – continued
5/21/04 1X SC4812T–MC BTS Optimization/ATP 6-21
DRAFT
Table 6-25: Troubleshoot Control Link Failure
n ActionStep
8 Exit the GLI MMI session and HyperTerminal connection by selecting File from the connection
window menu bar, and then Exit from the dropdown menu.
9 If no TCHs in groomed MCCs (or in whole SCCP shelf) can process calls, verify that the ISB
cabling is correct and that ISB A and ISB B cables are not swapped.
Figure 6-1: GLI2 Board MMI Connection Detail
NULL MODEM
BOARD
(TRN9666A)
8–PIN TO 10–PIN
RS–232 CABLE
(P/N 30–09786R01)
RS–232
CABLE
8–PIN
CDMA LMF
COMPUTER
To MMI port
DB9–TO–DB25
ADAPTER
COM1 or COM2
ACTIVE LED
STATUS LED
ALARM LED
MASTER LED
MMI Port
Connector
SPANS LED
RESET
Pushbutton
GLI2
ti-CDMA-WP-00079-v01-ildoc-ftw
MMI Port
Span (LED)
Alarm (LED)
Active (LED)
Status (LED)
6