Toshiba GR200 Series Instruction Manual page 511

Supervision of LAN status (LAN error)
9.2.27
Network communication module is monitored every 60 seconds; the error message is screened
if the one does not operate correctly.
†Note: For more information about the modules with regard to the LAN network, see
Chapter
description: Signal processing and communication module
Error level
(i)
Generally, the default error level has been set at level 3 (Minor error), but the user can program
the level using settings [CHK_LAN*:LVl]; then, set On for the settings [CHK_LAN*:Sw].
Error message
(ii)
When detecting an error, an error message can be shown on the LCD screen and an LED is lit.
Table 9.2-56 Error messages provided by the supervisor in CHK_LAN
Message and level
LAN* error
Error level
Table 9.2-57 Detailed information in Hexadecimal in CHK_LAN
Display
area
00000001: LAN does not exist
00000008: MAC address error
00000080: Connection failure in 10Mbps
Top
00000800: Double IP addresses
row
00008000: Internal error occurs
00080000: LAN driver error
00800000: Descriptor error
Middle
Number of responses from double IP
row
XXXX YYYY
Bottom
YYYY: Counter for reception halted
row
XXXX: Counter for sending halted
Communication Protocol: LAN communication
Detection of the failure on the module instructed with
"LAN*" as follows:
LAN1: Communication module (COM#1 at C11)
LAN2: Communication module (COM#2 at C12)
LAN3: Communication module (COM#3 at C13)
Serious error (Level 1)
Meaning of the detailed information
Left column
addresses
- 497 -
Meaning of the information
Right column
First MAC address in four Octets
XXXX YYYY
YYYY: Counter of full receptions
XXXX: No. of write-error in reception
Descriptor being in error:
00000001: Sending error
00000004: Error in top address
00000008: Reception error
00000010: Error in size definition
00000020: Error in top address
Driver being in error:
Interruption state indicated
6F2S1931 (0.20)
Technical
or Chapter
.
Centralized GRB200
(Soft: 030, 031, 032, 033, 034)