61200375L1-1 TA 850
T1 RCU VoATM UIG/61200376L2-31A Page 54 of 72
2.Remove the RCU module from the chassis and flip the SW1 dip switch to down or open (to the right of the unit if you are facing it).
The dip switch is red and is located at the top edge of the card.
Only the first two dipswitches on the RCU are used. With the first dip switch down (to the right of the unit if you are facing it), the unit boots up in a mode to update the firmware. With the second dip switch down, the unit factory defaults at startup.
3.Press Enter until a menu appears.
To shorten transmit time, select the option from the menu to change the transmit rate to 115.2 baud or the highest rate supported by the terminal emulation software. If this transmit rate is changed, change emulation software properties to match this rate and disconnect and connect again. Press Enter again until the menu appears.
4.Choose option 1, BEGIN XMODEM DOWNLOAD NOW, from the menu to start the XMODEM file download.
5.Press Y at the START FLASH DOWNLOAD NOW prompt to continue with the XMODEM file trans- fer.
When TA 850 is ready to receive the XMODEM upload, the menu screen will display Transmit Flash . . . download file now. If this does not appear, please review the steps above for possible configuration errors.
6.From the terminal emulation software, begin the XMODEM upload by using the appropriate command sequence. (If necessary, refer to terminal emulation software documentation for help. Also, when specifying the filename, ensure that the file transferred is the one pro- vided by ADTRAN. Otherwise, the update will not complete successfully.)
Because XMODEM data is being transferred
TA 850 User Manual | © 2001, ADTRAN, Inc. |