NEC SL1000 - Section 4 INSTALLING the OPTIONAL INTERFACE CARDS; Installing the Expansion Memory Card (MEMDB-C1); General; Unpacking

SECTION 4 INSTALLING THE OPTIONAL INTERFACE CARDS
4.1 Installing the Expansion Memory Card (MEMDB-C1)
4.1.1 General
The Memory expansion daughter board (IP4[ ]-MEMDB-C1) provides additional memory for the
system to use following features;
• A System with multiple KSUs
• To use VoIP Card (IP4WW-VOIPDB-C1)
• Remote Upgrade (Main Software)
• E-Mail Notification (InMail)
• VRS Channel increase from 4 to 16 channels
• VRS/InMail channel increase from 8 to 16 channels
This daughter board is mounted on the CPU card and provides the SDRAM and flash memories.
4.1.2 Unpacking
Table 2-17 MEMDB-C1 Packing List
Items List of Contents QTY
IP4[ ]-MEMDB-C1 MEMDB-C1 PCB 1
4.1.3 Installing the MEMDB PCB
• Do not remove or install the CPU card with power on.
• If Expansion KSU(s) are installed, turn the power on/off in the order of
Expansion 3 KSU, Expansion 2 KSU, Expansion 1 KSU and then Main
KSU.
1. Turn off the system power and disconnect AC cord.
2. Open and remove the Sub-Cover.
Sub-Cover
Sub-Cover
Tab
Tab
Figure 2-84 Removing the Sub-Cover
SL1000
ISSUE 3.0
2-60 Installation