Itm3 Card (Only Use In The Idcs 100 System); Figure 3.13 Itm3 Card; Table 3.3 Led Display Of The Itm3 Card - Samsung OfficeServ 100 Installation Manual

CHAPTER 3. Installing Printed Circuit Cards

3.15 ITM3 Card (only use in the iDCS 100 system)

The number of the installed ITM3 card is limited to one in the iDCS 100 system (MEM3 or
MEM4).
The ITM3 card can be installed in the universal slots on the Basic KSU.
There are no options to select on the ITM3 card. The card has eight LEDs on its faceplate
to indicate the status of the card. These indications are described below. Push firmly in the
middle of both card ejectors to ensure the card is firmly seated into the back plane
connector.
LED Name
PWR
SW1
Tx
Rx
RUN
SW2
SW3
SW4
3-14

Table 3.3 LED Display of the ITM3 Card

This LED is ON when +3.3 volts power is applied to ITM3 Card.
This LED is ON when S/W task for H323 stack is operates.
This LED is ON when Tx data is valid on only 100M Ethernet port. So it is
OFF to be connected to 10M Ethernet port.
This LED is ON when Rx data is valid on both 10M and 100M Ethernet port.
This LED is connected the address Bus(8) pin of CPU. So it is ON when CPU
is running. The faster CPU operates, the brighter LED is.
This LED indicates a processing state for voice packeting in Call.
This LED is ON when call service is ready.
This LED is flicker at a low rate to indicate O.S task in Software running.

Figure 3.13 ITM3 Card

Function
© SAMSUNG Electronics Co., Ltd.