CHAPTER 4. Power Up Procedures
4-2
© SAMSUNG Electronics Co., Ltd.
4.2 MCP1 (MEM) Card Indications
Having verified proper operation of the power supply, visually check the MEM card
indications. The LED of MEM3 or the LED4 of MEM4 or MP & SP run LED of MCP1
should flicker rapidly indicating the main processor is functioning.
The battery switch should now be turn ON. The system is equipped with a halt program.
When this program is running, the LED is ON steady. The system must be reset to release
the halt program and restore the system to manual operation. See MMC 810 for operation
of the halt program.
Table 4.1 MEM4 LED Indication
LED
Status
Indication
OFF
The status of LAN transmit chip(LST972) is in abnormal
1
ON
The status of LAN transmit chip(LST972) is in normal
OFF
LAN is linked
2
ON
LAN is not linked
OFF
There is no LAN Rx data
3
ON
There is LAN Rx data
Flicker Slowly(500 ms)
RUN LED for main program.
The main program is in normal operation status.
4
Flicker Quickly(200 ms)
RUN LED for main program.
The main program is in booting operation status.
Flicker Slowly(500 ms)
RUN LED for main program.
The LAN program is in normal operation status.
5
Flicker Quickly(200 ms)
RUN LED for main program.
The LAN program is in booting operation status.
Table 4.2 MCP1 LED Indication
LAN Link Status
OFF
indicates that there is no link from the LAN link connection
LINK
ON
indicates that the link from the LAN connection is being set up On indicates
a link connection.
LAN 10 or 100Mbps Transmit/Receive data speed Status
OFF
indicates that LAN Transmit/Receive data speed is 10 Mbps
10/100
ON
indicates that LAN Transmit/Receive data speed is 100 Mbps
LAN Data Rx(Receive) Status
OFF
indicates that there is no received data from the LAN connection
RXD
ON
indicates that the link from the LAN interface is being set up Flicker
indicates a message has been received.
