Daewoo CP005P-010G1 specifications No Power

Page 26

1. NO POWER

Check
F801(250V 4A)
				D837~840		Check
						D837~840
	F801
PCW1
		L801	R802
		L801
						Check
						R802(10W 3.3)
						TO MICOM
						#54 OCP
	T801			Q802		C826	Check
R804							Check
R804							Voltage
	B+	133V					Voltage
C805	B+	133V	D806		R808	133V
Check			D806	D841	R808	133V
Check			C815	D841
waveform			C815
waveform
R803			D810			TUNER	Check
R803					R101	TUNER	Voltage
L802		45V			R101	33V	Voltage
		45V
D				C819		DR.TRANS B+
G Q801				C819		DR.TRANS B+
G Q801					I703	45V
FET			D812		I703	ST-BY
S			D812		7805	ST-BY
S		12V			7805	5V
		12V
R810			C827		I805	8V
R819			C827		STV8131	8V
R819

						5V	Check
							Voltage
	I801				12V
	I801
	#1	#10	12V	Check
				Check
	#2	#14	133V	Voltage
	#3	#11	FROM U-COM
			#61 PW ON/OFF
				Check	FROM MICOM #61
				Check		PW ON: H
				Voltage		PW ON: H
				Voltage		PW OFF: L
						PW OFF: L

Image 26

Contents Service Guide #$%&%*+ Product Safety Servicing Guidelines for Audio Video Products Safety Checks Subject Implosion CP-005 Chassis Enter Service Mode Screen Geometry Vertical Center Page ST92195B Device Summary3 I/O Ports Power Saving Modes1 ST9+ Core TV PeripheralsPWM Output Voltage Synthesis Tuning ControlStandard Timer Stim Serial Peripheral Interface SPIST92195 Block Diagram PIN Description PIN Description Cont’d ST92195 Required External components ST92195 I/O Port Alternate Function Summary PIN Description Cont’d P070, P250, P374, P470, P5101 I/O Port Alternate Functions Example 1 ADC trigger digital input How to Read this Table2 I/O Port Styles Example 2 PWM 0 outputDPM STV223XD/223X/224X STV223XD/3X/4X BCL/SAF PIN Connections STV223XD TQFP64 Block Diagram STV2238D TQFP64 No Power No Picture No Sound No Color No ON-SCREEN Display %!-$1 Page +*+ $*#+ #*#+ $#%# Mechanical Exploded View Important Service Notes Alignment Instructions Geometry Vertical Center Electrical Parts List HRFT470JCA Chip Video