Troubleshooting guide

61186003L1-1D 7-57
DLP-701
Code Upgrade Using YModem
INTRODUCTION
This procedure provides step-by-step instructions to upgrade MX2820 module software using
YModem.
Downloading new software consists of two procedures:
• Pre-C01 software
• C or newer release
Both procedures are provided in this section.
PREREQUISITE PROCEDURES
Obtain all necessary local instructions before performing the upgrade procedure.
NOTE
If the YModem is being used from the craft port interface, the
download process can be expedited by setting the craft port baud
rate to 115.2 kpbs.
PRE-C01 UPGRADE PROCEDURE
1. If not already connected, connect VT100 terminal or PC to the craft port. For details, refer
to
DLP-715.
2. Logon to the MX2820 system. For details, refer to DLP-716.
3. From the MX2820 Main Menu, select
MODULE CODE DOWNLOAD and press ENTER.
4. Select the module to upgrade:
• SCU, select S - SCU