12-4
Samsung Electronics
12-2-3 When the Up/Down Louver Motor Does Not Operate. (Initial Diagnosis)
1. Checklist :
1) Is input voltage normal?
2) Is the Up/Down louver motor properly connected with the connector (CN61)?
2. Troubleshooting procedure
Yes
No
Yes
Yes
Driver IC05/06 (ULN2003A) is faulty.
No
Micom (IC04) is faulty.
No
Normal
Yes
Check as in the procedure
No Power.
No
Is STD lamp blinking?
Unplug the power cord and
plug it after 30 seconds
Does operation
start when swing button
of the remote control unit
pushed?
Voltage at
pin #30~#34 of micom (IC04)
change?(Squarewave)
Voltage at
pin #2 ~ #5 of CN61(motor connector)
change?(Squarewave)
Up/Down louver motor is faulty.
Troubleshooting
24867A(1)_TH026EAV_1.indd 4
2006-05-09 ソタネト 2:57:16
Содержание TH060EAV
Страница 48: ...MEMO Samsung Electronics 4 26 ...
Страница 59: ...Samsung Electronics 5 4 Ass y Control Out UH026EAV DB93 03453B UH035EAV DB93 03453A 5 11 ...
Страница 61: ...Samsung Electronics UH052EAV DB93 03665D UH060EAV DB93 03665C Exploded Views and Parts List 5 13 ...
Страница 93: ...Samsung Electronics This Document can not be used without Samsung s authorization UH052EAV 7 3 Wiring Diagram ...
Страница 94: ...Samsung Electronics This Document can not be used without Samsung s authorization UH060EAV Wiring Diagram 7 4 ...
Страница 97: ...Samsung Electronics Main This Document can not be used without Samsung s authorization 8 3 Schematic Diagram ...
Страница 145: ...13 6 Samsung Electronics OUTDOOR FAN B D DIODE IPM DC_LINK CAP SMPS IGBT Block Diagram ...
Страница 156: ...MEMO Samsung Electronics 14 11 ...
Страница 157: ...Samsung Electronics MEMO 14 12 ...