LiftMaster LA400 LA400 Manual - Page 43

LiftMaster LA400 Manual

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TROUBLESHOOTING » WIRING DIAGRAM + DIAGNOSTIC CODES To protect against fire and electrocution: • DISCONNECT power and battery BEFORE installing or servicing operator. WIRING DIAGRAM 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 For continued protection against fire: • Replace ONLY with fuse of same type and rating. MAGLOCK MAGLOCK NO C NC NO C NC Solenoid Lock (optional) Maglock (optional) (not provided) Flashing Strobe (optional) (not provided) 1 P2 P1 J19 ANTENNA CONNECTION R223 Siren (optional) Fault Alarm 14 ALARM K6 CLOSE EDGE R2ÿ 7 2 OR EDGE EDGE CPS-LN4 OR OR EDGE CPS-LN4 OR PHOTO Z8 J1 NO C MAGLOCK K5 Z2ÿ R227 NO 17 L1 J18 O N OPEN EDGE/ PHOTO R224 Z22 R92 U4 3 EDGE 13 Z1 C NC 10A 32V 1 R2 S8 R1 LEARN XMITTER BRN GRN W HT YE L GATE 1 2 OFF OFF SINGLE NO NO ON ON DUAL NC NC SAVE MAGLOCK MODE EDGE PHOTO 1 2 3 4 5 S1 Z9 OPEN PHOTO R91 R94 4 OR PHOTO BRN GRN WHT YEL BLU RED Z12 D1ÿ F3 K2 18 DIAGNOSTIC 19 R93 CLOSE PHOTO 5 OR PHOTO PHOTO OR 24VDC OUTPUT SWITCHED OFF IN LOW POWER MODE CPS-LN4 GATE 1 B LU RED GATE 1 20 24V 12 11 BRN GRN W HT YE L B LU RED GATE 2 K1 Q9 SET OPEN LIMIT SET CLOSE LIMIT LEARN LIMITS 6 SWITCHED ACCESSORY POWER CONTROL INPUTS ACCESSORY POWER R9ÿ GATE 2 TIMER RUNNING 22 TIMER TO SINGLE BUTTON CLOSE COM OVLD OVLD 24V R1ÿ 1 21 23 ACCESSORY OVLD FORCE 24 BIPART DELAY OPEN SINGLE BUTTON RESET OPEN (EXIT LOOP) SINGLE BUTTON RESET STOP COM COM BRN GRN WHT YEL BLU RED 10A 32V R1ÿÿ F4 GATE 2 K4 F5 D21 K3 D8 MIN MAX OFF MAX OFF MAX 25 STOP COMMON (+24VDC) COMMON (+24VDC) LOOP INPUTS R35 D9 C12 D27 Z3 Z4 F7 C13 U3 C11 C4 POWER 7 SHADOW LOOP INTERRUP T LOOP 10 D15 R4 C2 R196 Q22 D22 SHADOW INTERRUPT CHGR OVLD F6 F2 COM COMMON (+24VDC) (OR OPTIONAL EARTH GROUND WIRE) J4 24 VAC/ INPUT MOV2 MOV1 C64 JMPR2 U2 DB1 D6 JMPR1 R9 D1 D2 D4 F1 20A 32V 8 BATT 1 YELLOW/GREEN GROUND FUSE OPEN BATT 2 YELLOW BLUE NOTE: Yellow/green wire must be disconnected when earth ground rod is installed. BLACK BLACK 9 RED 16 15 RED NOTE: Batteries must be connected to operate. DIAGNOSTIC CODES # OF BLINKS 1 2 3 4 5 MEANING No Stop Switch Connected Gate 1 Arm Disengaged Gate 2 Arm Disengaged Both Gate Arms Disengaged RPM Reversal 42 # OF BLINKS 6 7 8 9 10 MEANING Force Reversal Processor Reset ROM Check Failed RAM Check Failed EEPROM Check Failed - Reset Limits




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LiftMaster LA400 Manual