Skyworth CV59SH-APW-12 Schematic

SERVICE MANUAL

32E8D CHASSIS

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Note

Note--------------------------------------------------------------------------------------------------------------	2
Technical Specification----------------------------------------------------------------------------------------	3
Chassis Block Diagram----------------------------------------------------------------------------------------	8
IC Block Diagram--------------------------------------------------------------------------------------------	9
Main PCB Top/Bottom Layer--------------------------------------------------------------------------------	11
Circuit Diagram------------------------------------------------------------------------------------------------	15
Trouble Shooting----------------------------------------------------------------------------------------------	25

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Technical Specification

1.Application Area:

This product standard is used for LCD 32E9A chassis.

2.Specification:

All the standard are measured under following conditions without other specification.

2.1Ambient Temperature:20+/-5

2.2Relative Humidity:65+/-10%

2.3Power Supply Voltage: Standard Input Voltage(110V~240Vac 50/60Hz)

2.4Adjust after 20 minutes warm-up.

3.Test and check method:

3.1Capability:According to nation test standard

3.2Safety:_______ standard EMC:_______ standard

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Technical Specification

1.General Specification

	No	Item	Specification		Remark
	1.	Receiving and senting method	PAL,SECAM,NTSC
	2.	Receive Channel	VHF (45.25MHz~423.25MHz)
			UHF (431.25MHz~863.25MHz)
	3.	Input Voltage	100-240V 50/60HZ
	4.	Market
	5.	Picture Size	32
	6.	Tuning System	PLL System
	7.	Operating Environment	1) Temp:0~40 deg
			2) Humidity : 40 ~ 80%
	8.	Storage Environment	3) Temp : -10 ~ 50 deg
			4) Humidity : 30 ~ 80 %
2.Feature and Function
	No	Item		Specification	Remark
	1.	CCD		NO
	2.	REMOCON
	3.	AV Input		1 REAR
	4.	Component input		1 REAR
	5.	AV Output		1 REAR
	6.	PC Audio Input		1 REAR
	7.	VGA Input		1 REAR
	8.	EARPHONE Out		1 REAR
	9.	USB SLOT In		1 REAR
	10.	CI SLOT In		NO
	11.	HDMI Input		2 REAR
	12.	SCART Input		NO
	13.	Film Mode		YES
	14.	Noise Reduction		YES
	15.	Progressive Scan		YES
	16.	Motion Detection		NO
	17.	Dolby Virtual		NO
	18.	Swivel Speaker		NO

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Technical Specification

3.Safety and Regulation

	No		Item				Min		Typ			Max	Unit	Remark
	1.		Force Stability	– Incline Plane Tip Test									deg
	2.		Force Stability	– Level Tip Test									N
	3.		Isolation Gap, AC-AC/ AC-DC				3						mm
	4.		Isolation Gap,				6						mm
	5.		Power Consumption, Max										W
	6.		Power Consumption, Stand by									0.2	W
	7.		Power Consumption, Current harmonics
	8.		Dielectric Voltage				3						kV
	9.		Isolation Resistance				4						M
	10.		Leakage Current										mApp
	11.		Power Cord Captivity										kg
	12.		Flammability – Back Cover
	13.		Sharp Edge
	14.		UL Compliance
	15.		FCC Compliance
	16.		CDRH Radiation Compliance
	17.		CSA Compliance
	18.		CEB Compliance
	19.		CE Compliance
	20.		CB Compliance
4.Video
	No		Item			Min		Typ			Max		Unit	Remark
	1.		Linearity Distortion, Vertical										%
	2.		Linearity Distortion, Horizontal										%
	3.		Trapezoidal Distortion, Vertical										%
	4.		Trapezoidal Distortion, Horizontal										%
	5.		Over Scan, Vertical										%
	6.		Over Scan, Horizontal										%
	7.		Brightness, Maximum										cd/m2
	8.		Video Noise Limited										dBm
			Sensitivity(@S/N=30db) VHF
	9.		Video Noise Limited										dBm
			Sensitivity(@S/N=30db) UHF
	10.		Selectivity -1.5M			40							dB
	11.		Selectivity +8M			50							dB
	12.		Tuning Range			-0.7							MHz
	13.		Resolution Horizontal										Lines

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Technical Specification

14.

ResolutionVertical

Lines

5.Chroma

No

Item

Min

Typ

Max

Unit

Remark

1.

Purity (mislanding)

um

2.

Convergence

mm

3.

White Balance, X axis

4.

White Balance, Y axis

5.

White Balance

kdeg

9000kdeg(288,295)

Color Temperature

13000kdeg(268,273)

9300kdeg(281,311)

6500kdeg(313,329)

6.

Color Sensitivity

30

dB

7.

Video Input

PAL 0

10

color sensitivity

SECAM 0

10

6.Audio

No

Item

Min

Typ

Max

Unit

Remark

1.

Audio Noise Limited Sensitivity, VHF-L

dBm

2.

Audio Noise Limited Sensitivity, VHF-L

dBm

3.

Audio Noise Limited Sensitivity, UHF

dBm

4.

Buzz (S/N Ratio)

dB

5.

Min. Volume Hum

mV

6.

Distortion

10

%

7.

Audio Output, L/R,at 7 % THD

W

8.

Audio Output, Center

W

9.

Audio Output, Woofer

W

10.

Stereo Separation

dB

11.

Speaker Impedance

8

ohm

12.

Speaker Power Rating

8

W

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Technical Specification

7.Power

	No	Item	Min	Typ	Max	Unit	Remark
	1.	AC Power Shut Down Voltage				V
	2.	DC Voltage, CRT Drive				V
	3.	DC Voltage, FBT Drive				V
	4.	DC Voltage, Audio		12		V
	5.	DC Voltage, Vertical +				V
	6.	DC Voltage, Vertical -				V
	7.	DC Voltage, VCD(8)				V
	8.	DC Voltage, VCD(5)				V
	9.	DC Voltage, Tuner(3)		3.3		V
	10.	DC Voltage, Tuning(32)				V
	11.	DC Voltage, MICOM(5)				V
	12.	DC Voltage, MICOM(5)				V
	13.	CRT Heater Voltage				V
	14.	High Voltage				kV
	15.	High Voltage Regulation				kV
	16.	Beam Current				mA
8.External Interface
	No	Item	Min	Typ	Max	Unit	Remark
	1.	Video Input Level		1		Vpp	75ohm
	2.	Video Input Frequency Response	4.5			MHz
	3.	Video Input S/N				dB
	4.	Audio Input Level		0.5		Vrms
	5.	Audio Input Frequency Response		15		kHz
	6.	Audio Input S/N				dB
	7.	Audio Input Distortion				%
	8.	Audio Input Dynamic Range				V
	9.	Video Output Level(With Load )		1		Vpp	75ohm
	10.	Video Output Frequency Response	4.5			MHz
	11.	Video Output S/N				dB
	12.	Audio Output Level(With Load )		0.5		Vrms
	13.	Audio Output Frequency Response		15		kHz
	14.	Audio Output S/N				dB
	15.	Audio Output Distortion				%

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Chassis Block Diagram

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IC Block Diagram

U11 TSUMV59XUS-Z1 single chip solution for analog TV system Block Diagram

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IC Block Diagram

U11 TSUMV59XUS-Z1 single chip solution for analog TV system Pin Diagram

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