Nortel Millennium M1000 Manual page 95

rprbk203 Page 27 Tuesday, February 16, 1999 9:12 AM
Figure 3-13: Flowchart — replacing smart card alert, page 1
At the terminal site
Follow all the steps for
preparing the terminal for
maintenance, including:
• Uploading CDRs
• If you are installing an
upgrade kit, uninstall the
terminal
• Re-enter the craft interface,
unlock the terminal and
open the housing
• Connect ESD strap
inside the terminal
• Disconnect power:
Disconnect terminal block
from rear terminal PCP
Disconnect all cables
connected to telephony
and control PCPs
Remove the control PCP
from the PCP assembly
PCP assembly components 3-27
Are you
installing
the SCA for
the first
time?
Yes
Remove the GAL
located in socket U25
Replace the firmware on
the control PCP with the
chip included in the kit
Are you
replacing
a defective
daughter
board?
Yes
Remove daughter board
Install the daughter board
Continued on next page
Millennium Multi-pay-based terminals: replacing parts
No
No