LiftMaster LA400 Residential DC Linear Gate Operator - Manual (Page 43)

42
TROUBLESHOOTING
» WIRING DIAGRAM + DIAGNOSTIC CODES
To protect against fire and electrocution:
• DISCONNECT power and battery BEFORE installing or servicing operator. For continued protection against fire:
• Replace ONLY with fuse of same type and rating.
Z22
R91
CLOSE
EDGE
R94
R92
R93
L1
R1
R2
Z1
K5
K2
F3
10 A 32 V
D1 ÿ
OPEN EDGE/
PHO T O
OPEN
PHO T O
CLOSE
PHO T O
J18
R227
R2 ÿ 7
Z2 ÿ
R223
P1
Z9
Z8
F2
F6
D4
D2
R9
C64
JMPR1
R224
U4
P2
J1
J19
SINGLE
BUT T O N
CONTROL
INPUTS
FORCE
BI P A R T
DEL A Y
TIMER T O
CLOSE
MIN MAX OFF MAX OFF MAX
OPEN
SINGLE BUT T O N
RESET
S T O P
SHADOW
S1
INTERRUPT
CHGR
OVLD
COM
COM
COM
FUSE
OPEN
LOOP
INPUTS
POWER
B A T T 1 B A T T 2
F1 20 A 32 V
R35
D9
Z3
Z4
U3
D1
D27
F5
C 1 1
C13
C12
D15
C2 R4
R1 ÿ 1
R1 ÿÿ
R9 ÿ
Q9 K1
R196
Q22
D8
K3
K4
D21
D22 C4
ACCESSO R Y
OVLD
D6
JMPR2
MOV1
MOV2
DB1
U2
Z12
24 V AC /
INPUT
G A TE 2
MAGLOCK
ALARM
C
C
NC
NO
NO
GRN
WHT
YEL
BLU
RED
BRN
GRN
WHT
YEL
BLU
RED
BRN
F4
10 A 32 V
F7
24V
24V
COM
OVLD
OVLD
SWITCHED
ACCESSO R Y
POWER
TIMER
RUNNING
G A TE 2
SET
OPEN
LIMIT
SET
CLOSE
LIMIT
LEARN
LIMITS
DIAGNOSTIC
G A TE 1
J4
S A V E
MAGLOCK
MODE
EDGE
PHO T O OFF
OFF
SINGLE
NO
NO
ON
ON
DUAL
NC
NC
LEARN
XMITTER
S8
1 2 3 4 5 O N
2
1
ANTENNA
CONNECTION
YELLOW/GREEN
(OR OPTIONAL EARTH GROUND WIRE)
GROUND
G R N
W H T
YE L
B L U
R E D
B R N
GATE 1
G R N
W H T
YE L
B L U
R E D
B R N
K6
EDGE EDGE
OR
EDGE EDGE
OR OR
PHO T O PHO T O
OR OR
OR OR
PHO T O PHO T O
CPS-LN4
24VDC OUTPUT
SWITCHED OFF
IN LOW POWER MODE
OPEN (EXI T LOOP )
SINGLE BUT T O N
RESET
S T O P
COMMON (+24VDC)
COMMON (+24VDC)
SHADOW LOOP
INTERRUP T LOO P
COMMON (+24VDC)
GATE 2
RED BLA
CK
RED BLA
CK
BLUE YELLO
W
GATE 1
ACCESSORY
POWER
1. ANTENNA INPUT
2. CLOSE EDGE
3. OPEN EDGE/PHOTO EYE
4. OPEN PHOTO EYE
5. CLOSE PHOTO EYE
6. 24VDC ACCESSORY OUTPUT
7. CONTROL INPUTS/EXIT LOOP
8. LOOP INPUTS, SAFETY/SHADOW
9. TRANSFORMER INPUT
10. SECOND - OPERATOR ARM CONNECTION
11. 24VDC ACCESSORY OUTPUT
12. MASTER OPERATOR ARM CONNECTION 13. MAGLOCK/SOLENOID OUTPUT
14. FAULT ALARM OUTPUT
15. BATTERY INPUT #1
16. BATTERY INPUT #2
17. DIP SWITCH, S1
18. LEARN XMITTER
19. MASTER GATE JOG
20. LIMIT SET
21. SECOND GATE JOG
22. SBC (SINGLE BUTTON CONTROL)
23. FORCE SET
24. BIPART DELAY SET
25. TIMER TO CLOSE SET
7
8
15
2
3
4
5
6
1
16
23
24
25
9
21
20
19
10
11
12
18
14
22
13
17
NOTE: Batteries must be connected
to operate.
NOTE: Yellow/green wire must
be disconnected when earth
ground rod is installed.
CPS-LN4
CPS-LN4
MAGLOCK
C
NC
NO
MAGLOCK
C
NC
NO
Fault Alarm
Siren (optional)
Flashing Strobe (optional)
Solenoid Lock
(optional) Maglock
(optional)
(not provided) (not provided)
WIRING DIAGRAM
DIAGNOSTIC CODES
# OF BLINKS MEANING
1 No Stop Switch Connected
2 Gate 1 Arm Disengaged
3 Gate 2 Arm Disengaged
4 Both Gate Arms Disengaged
5 RPM Reversal
# OF BLINKS MEANING
6 Force Reversal
7 Processor Reset
8 ROM Check Failed
9 RAM Check Failed
10 EEPROM Check Failed - Reset Limits