7 - 4
MELSEC-Q
7 TROUBLESHOOTING
7.2.4 Checking the A/D conversion module status using GPPW system monitor
When the A/D conversion module detail information is selected in GPPW system
monitor, error codes and LED status can be checked.
(1) Operating GPPW
[Diagnostics] [System monitor] "Select A/D conversion module"
Module Detailed Information
(2) Checking the error codes using Module's detailed information
The error code stored in memory address 19 (Un\G19) of the A/D conversion
module buffer is displayed in the latest error code field shown in the figure below.
(When the Error History button is pressed, the contents displayed in the latest
error code field are displayed in the No. 1 field.)
(3) Checking the LED status using H/W information
The LED status is displayed in the mounting field under the H/W LED
information.
No.
LED name
Status
1
RUN LED
0000
H
: Indicates that LED is unlit.
2
ERROR LED
0001
H
: Indicates that LED is lit
Summary of Contents for Q64AD
Page 11: ...1 2 MELSEC Q 1 OVERVIEW MEMO...
Page 13: ...2 2 MELSEC Q 2 SYSTEM CONFIGURATION MEMO...
Page 31: ...3 18 MELSEC Q 3 SPECIFICATIONS MEMO...
Page 43: ...4 12 MELSEC Q 4 SETUP AND PROCEDURES BEFORE OPERATION MEMO...
Page 61: ...5 18 MELSEC Q 5 UTILITY PACKAGE SW0D5C QADU E MEMO...
Page 67: ...6 6 MELSEC Q 6 PROGRAMMING MEMO...
Page 76: ...Index 3 MEMO...
