Section 4 Installing The Optional Interface Cards; Installing The Expansion Memory Card (Memdb-C1); General; Unpacking - NEC SL1000 Hardware Manual

SL1000
S 4 INSTALLING THE OPTIONAL INTERFACE CARDS
ECTION

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 KSU
• 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

Items
IP4[ ]-MEMDB-C1

4.1.3 Installing the MEMDB PCB

• Do not remove or install the CPU card with power on.
• 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. Turn off the system power and disconnect AC cord.
2. Open and pull out the Sub-cover.
2-56

Table 2-17 Unpacking the MEMDB-C1

List of Contents
MEMDB-C1 PCB
Sub-Cover

Figure 2-84 Removing the Sub-cover

Sub-Cover
Tab
ISSUE 1.0
QTY
1
Tab
Installation