ISSUE 6.0
S
3 MAIN SOFTWARE UPGRADING
ECTION
3.1 General
The main system software is initially stored in the Flash memory located on the CPU card of the Main
KSU. It can be upgraded by the new software on the CF (Compact Flash) card.
3.2 Before Upgrading the Main Software
NEC recommends that a backup of the customer data is performed before
upgrading the main software (either PCPro file or CF card backup).
Before upgrading the main system software, the following preparations are necessary.
• Prepare the CF Card (32MB, or upwards and formatting by FAT(16)), and store the new main
software on the CF card by PC. (New main system software is supplied by NEC.)
• Install the PZ-VM21 PCB. (if the system does not have it.)
3.3 Main Software Version Confirmation
The main system software version is confirmed by the following operation at the display type Multiline
Telephone.
The following steps assume that program 15-02-60 is set to Advanced 1 or Advanced 2. If set to Standard
the operation is as follows:
1.
On-hook Condition.
2.
Press Enter Key (Navigation Key).
3.
Press "3" On Keypad to show the Main System Software version and Hardware Key Code.
1.
On-hook Condition.
2.
Press Enter Key (Navigation Key).
3.
Dial 820.
Hardware Manual
11-10 WED 1:49PM
200
Menu Dir VM:00 CL:00
Figure 4-14 Display of Multiline Telephone
100:Operation List 1/8
>Call History: 00
Contacts
820:Properties
>System
Phone
SL1100
2/2
4-9