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Troubleshooting
Samsung Electronics
5-6
5-2-6 If Operation By Remote Control Unit Is Impossible. (Initial Diagnosis)
1) Troubleshooting
procedure
Remove power cord and plug in again approx. 5 Seconds
Is operation lamp blinking?
Check as in the procedure “NO Power
parts”. Refer to page 5-2.
Normal
Replace battery.
LCD is faulty.
Replace button.
Micom is faulty.
Receiver module is faulty.
Q601(C4375Y) or Q602(C1623Y) is faulty.
IR LED(CL-1L5EU) is faulty.
“ “ sound heard from the indoor unit when ON/OFF
button on the remote control unit pushed?
Voltage of battery less than 2.5V (Remote Control Unit)?
LCD display status of REMOCON normal?
Voltage at PIN #30 of Remocon Micom change?
Voltage at collecter of Q601 or Q602 change?
Voltage at pin #26 of micom (IC04) change (INDOOR UNIT)?
Micom (IC04) is faulty.
Transmission display lamp ( ) blinking when
ON/OFF button on the remote control unit pushed?
YES
NO
NO
YES
YES
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
DB81_00114A(5)_1 11/5/02 4:17 PM Page 5-6
Содержание AQT24A5RE/B
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Страница 13: ...Samsung Electronics 2 10 2 3 3 b 18K BTU Front view Rear view 320 620 582 787 340 Product Specifications...
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Страница 45: ...MEMO Samsung Electronics 6 10...
Страница 47: ...Samsung Electronics 8 1 8 PCB Diagrams 8 1 Main PCB 8 1 1 Indoor Unit PD SH30ZC 00 PD SH30ZC 02...
Страница 51: ...MEMO Samsung Electronics 8 5...
Страница 52: ...9 1 Samsung Electronics 9 Wiring Diagrams 9 1 Indoor Unit ALL MODEL EXCEPT C...
Страница 53: ...Wiring Diagrams Samsung Electronics 9 2 C...
Страница 56: ...MEMO 9 5 Samsung Electronics...
Страница 58: ...MEMO Samsung Electronics 10 3...
Страница 60: ...ELECTRONICS Samsung Electronics Co Ltd Nov 2002 Printed in Korea Code No DB81 00114A 5...