Mitsubishi MELSEC Q Series Programming Manual page 1220

Number Name
LED display CPU-LED
SD204
color display color
App-212
Meaning
The LED display color of the LED status shown in SD201 1) to
8).
b15 b12 b11
*1 For the Q00UJCPU, Q00UCPU, and Q01UCPU, 5) is left
empty.
The LED display color of the LED status shown in SD201 1) to
8).
b15 b12 b11
Explanation
b8 b7 b4 b3 b0
1)RUN LED
0: OFF
1: Green
2)ERR. LED
0: OFF
1: Red
3)USER LED
0: OFF
1: Red
4)BAT. LED
0: OFF
1: Yellow
2: Green
5)BOOT LED
0: OFF
1: Green
6)Empty
7)Empty
8)MODE LED
0: OFF
1: Green
b8 b7 b4 b3 b0
1)RUN LED
0: OFF
1: Green
2)ERROR LED
0: OFF
1: Red
3)USER LED
0: OFF
1: Red
4)BAT. LED
0: OFF
1: Yellow
2: Green
5)Empty
6)Empty
7)I/O ERR. LED
0: OFF
1: Red
8)MODE LED
0: OFF
1: Green
Corres-
ponding
Set by
ACPU
(When Set)
D9
*1
S
(Status New
change)
Corres-
ponding
CPU
QnU
LCPU