11
TROUBLESHOOTING
11.2 Checking QJ71MB91 Status
11
- 16
9
P
R
OGRAM
M
ING
10
D
E
DICA
TED
INSTRUC
TI
ONS
11
TR
O
U
BLE
S
HOOTING
A
P
P
E
NDICE
S
INDE
X
(H/W SW Information)
The intelligent function module switch status of the QJ71MB91 is displayed.
The displayed values correspond to those in the intelligent function module switch setting
status (address:0C00
H
to 0C04
H
) of the buffer memory.
(4) Input signals (X)
The status of the QJ71MB91 can be confirmed by the input signals shown below.
(5) Buffer memory
The QJ71MB91 status can be confirmed with the buffer memory.
• Detailed LED status (
• Error confirmation (
Table11.7 Display of H/W SW information
No.
Status signal
name
Description
Reference
1
CH1 MODE
Switch 1: CH1 operation mode setting status
2
1 CONFIG
Switch 2: CH1 transmission setting status
3
CH2 MODE
Switch 3: CH2 operation mode setting status
4
2 CONFIG
Switch 4: CH2 transmission setting status
5
ST NO.
Switch 5: CH1/CH2 Station No. setting status
Table11.8 Input signals for status check
Input
signal
Description
Error type
Reference
X1B
CH common/CH1 error
General
X1C
CH2 error
X1F
Watch dog timer error
H / W error
X5
CH1 Automatic communication parameter setting,
error completed
Automatic
communication
function
XD
CH2 Automatic communication parameter setting,
error completed
X7
CH1 Automatic communication error status
XF
CH2 Automatic communication error status
X9
MODBUS
device assignment parameter setting,
error completed
MODBUS
device
assignment function
Содержание QJ71MB91
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