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Copyright © 2018-2019 SIGNATURE KITCHEN SUITE.
All rights reserved. Only training and service purposes.
7-9. Communication Error (Od)
Symptom Check Point
1. Od 1. Check the loose connection
Voltage [V]
CON102
1 pin & 4 pin
4.75 ~ 5.25V
CON102
2 pin & 4 pin
Not 0V, 5V
CON102
3 Pin & 4 pin
Not 0V, 5V
CON103
1 pin & 4 pin
4.75 ~ 5.25V
CON103
2 pin & 4 pin
Not 0V, 5V
CON103
3 pin & 4 pin
Not 0V, 5V
21
CON102
CON103
4
4
3
3
2 1
SMART
BUZZER
H_SENSOR
DOOR 1 SWITCH
DOOR 2 SWITCH
DOOR 3 SWITCH
DAMPER
HEATER
H_SENSOR
BK
SB
PK
BL/WH
BL/WH
1
1
2
3
3
5
7
9
11
13
15
17
19
21
A
5V
GND
A-
B-
5V
GND
SIG
B
23
25
27
29
31
33
4
2
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
OUTDOOR SENSOR
RD
GY/WH
BL
BO
WH/RD
BN
BN
STEPPING
MOTOR DAMPER
STEPPING
MOTOR DAMPER
A
A-
B-
B
KNOCK ON
SENSOR 1
YL
BK
RD
1
2
3
5V
GND
SIG
KNOCK ON
SENSOR 2
YL
BK
RD
PR
BO/WH
12V
5V
5V
TX
RX
GND
GND
RX
TX
1 2 3 4
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