Section 3 Main Software Upgrading; General; Before Upgrading The Main Software; Main Software Version Confirmation - NEC SL1000 Hardware Manual

ISSUE 1.0
S 3 MAIN SOFTWARE UPGRADING
ECTION

3.1 General

The system main 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

It is recommended that you have a backup of the customer data before
upgrading the main software (either PCPro file or CF card backup).
Before upgrading the Main 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 software shall be supplied from NEC.)
• Prepare the PZ-VM21 PCB. (if the system does not have it.)

3.3 Main Software Version Confirmation

The Main software version is able to confirm by the following operation at the display type Multi-Line
Telephone.
1. On-hook Condition.
2. Press Enter Key (Navigation Key).
3. Dial 821 to show the Main Software version & Hardware Key Code.
4. Press Right Key (Navigation Key) to show the Main Software version & MAC address.
5. Off-Hook and return to Time & Date mode.

3.4 Upgrading the Main Software

If the Expansion KSU(s) is/are installed, turn the power on/off in the order of
Exp 3 KSU, Exp 2 KSU, Exp 1 KSU and then Main KSU.
1. Power off the system and disconnect the AC cord from the KSU.
Hardware Manual

Figure 4-14 Display of Multi-Line Telephone

SL1000
4-9