NEC UNIVERGE SL2100, Hardware Manual

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5. Off-Hook and return to Time & Date mode.
TUE18 7:27PM
200
(12TXH/24TXH-A1)
11-10 WED 1:49PM
200
Menu Dir VM:00 CL:00
(12TXH/24TXH-B1)
2.4 Upgrading the Main Software
SL2100 system provides the Main Software upgrade for easy maintenance.
• Using SD Card on page 4-7
• Using Web Programming on page 4-9
2.4.1 Using SD Card
Not all boards are hot swappable. Do not remove or install from the chassis
when powering up.
1. Power off the system.
2. After the system powers down, remove the CPU-C1 board from Main Chassis.
3. Insert the SD card (with the new main system software loaded) to the SD card slot on CPU-C1
board. (If the other SD cards (such as SDVMS or SDVML) are already fitted, remove the card.)
CPU board
SD Card with
New Main Software
SD slot (J12)
Figure 4-10 Insert the SD card
4. Insert the CPU-C1 board.
ISSUE 1.0 SL2100
Hardware Manual 4-7