background image

CH

AP

TE

R 6

. C

IRC

UIT

 DI

A

G

RA

M

gm

ZAN

11

C30

10P

R54

47K

B21

0

C24

0.1uF

U1

gmZAN1

CVSS1

1

RESER

VED

2

PSCAN

3

RESER

VED

4

RESER

VED

5

PD47

6

PD46

7

RVSS1

8

PD45

9

PD44

10

SRVDD1

11

RVDD1

12

PD43

13

PD42

14

PD41

15

PD40

16

PD39

17

SRVSS1

18

PD38

19

PD37

20

SRVDD2

21

PD36

22

PD35

23

PD34

24

PD33

25

PD32

26

PD31

27

PD30

28

PD29

29

RVSS2

30

PD28

31

PD27

32

RVDD2

33

PD26

34

PD25

35

PD24

36

PD23

37

PD22

38

PD21

39

CVDD1

40

CVSS2

41

PD20

42

PDISPE

43

PCLKA

44

PCLKB

45

PD19

46

PD18

47

PD17

48

RVSS3

49

PD16

50

PD15

51

PD14

52

PD13

53

PD12

54

PD11

55

PD10

56

PD9

57

CVDD2

58

RESER

VED

59

RESER

VED

60

RVSS4

61

PD8

62

PD7

63

PD6

64

RVDD3

65

PD5

66

PD4

67

PD3

68

PD2

69

PD1

70

PD0

71

CVSS3

72

PVS

73

PHS

74

PBIAS

75

PPWR

76

ADC_VDD2

77

ADC_GND2

78

ADC_VDD1

79

ADC_GND1

80

SUB_GNDA

81

ADC_GNDA

82

RESER

VED

83

ADC_VDDA

84

ADC_BGNDA

85

BLUE-

86

BLUE+

87

ADC_BVDDA

88

ADC_GGNDA

89

GREEN-

90

GREEN+

91

ADC_GVDDA

92

ADC_RGNDA

93

RED-

94

RED+

95

ADC_RVDD

A

96

N/C

97

HFS

98

H

D

ATA

99

RESETn

100

IRQ

101

MFB9

102

HCLK

103

CVDD4

108

CVSS4

114

OSD_HREF

115

OSD_VREF

116

OSD_CLK

117

OSD_D

A

T

A

0

118

OSD_D

A

T

A

1

119

OSD_D

A

T

A

2

120

OSD_D

A

T

A

3

121

OSD_FSW

122

MFB11

123

MFB10

124

DVDD

125

DVSS

126

DA

C_DGNDA

127

DA

C_DVDD

A

128

PLL_DVDD

A

129

RESER

VED

130

PLL_DGNDA

131

SUB_DGNDA

132

SUB_SGNDA

133

PLL_SGNDA

134

RESER

VED

135

PLL_SVDDA

136

DA

C_SVDDA

137

DA

C_SGNDA

138

SVDD

139

SVSS

140

TCLK

141

XT

AL/RESER

VED

142

PLL_RVDD

A

143

RESER

VED

145

SUB_RGNDA

146

RESER

VED

147

VSYNC

148

SYN_VDD

149

HSYNC/CS

150

SYN_VSS

151

RESER

VED

152

STI_TM1

153

STI_TM2

154

SCAN_IN1

155

RESER

VED

156

SCAN_IN2

157

SRVSS2

158

SCAN_OUT1

159

SCAN_OUT2

160

MFB0

113

MFB1

112

MFB2

111

MFB3

110

MFB4

109

MFB5

107

MFB6

106

MFB7

105

MFB8

104

PLL_RGNDA

144

C29

NC

C11

0.1uF

D2

BA

V99L

T1

B10

220Z/100M

B13

100

C26

0.1uF

C163

0.1U

D3

BA

V99L

T1

C27

0.1uF

C25

0.1uF

R5

100

C18

1000P

C44

0.01uF

B7

120z/100M

C20

0.1uF

B11

100

D4

BA

V99L

T1

C28

0.1uF

R36

22

B3

120z/100M

C21

22uF/16V

10V

C4

10uF/16V

+

C7

0.1uF

C41

10P

C42

0.01uF

RP1

33

81

72

63

54

C33

0.1uF

B4

120z/100M

C40

NC

C45

0.01uF

RP2

33

81

72

63

54

C12

0.1uF

C15

0.1uF

B6

120z/100M

B9

100

RP3

33

81

72

63

54

C161

15P_

NA

R44

10K

C57

33P

B8

220Z/100M

R8

NC

C14

0.1uF

RP4

33

81

72

63

54

C162 15P_NA

R45

NA

R12

100

R56

100

RP5

33

81

72

63

54

R46

10K

C34

0.1uF

C35

0.1uF

C47

0.01uF

X1

OSC50MHz

VDD

8

E/D

1

OUT

5

GND

4

R57

100

RP6

33

81

72

63

54

C8

22uF/16V

10V

R49

NC

0603

1

2

C10

0.1uF

R58

100

RP8

33

81

72

63

54

R50

NC

0603

1

2

B14

120z/100M

R1

10K

C65

47P

C1

22uF/16V

U5

24C21

VCC

8

TEST

1

NC

2

WP

3

VSS

4

VCLK

7

SCL

6

SD

A

5

RP7

33

81

72

63

54

C31

22uF/16V

R10

100

R35

0

C22

0.1uF

C66

47P

C19

22uF/16V

RP10

33

81

72

63

54

C64

0.1uF

D5

BA

V99L

T1

R6

100

C2

0.1uF

J1

PH_12P

1

2

3

4

5

6

7

8

9

10

11

12

B16

120z/100M

B2

220Z/100M

C5

22uF/16V

R34

NA

B17

120z/100M

U2E

74F14

SO14

11

10

14

7

C32

0.1uF

B83

220Z/100M

C6

0.1uF

B18

120z/100M

C165

0.1uF

C43

0.01uF

C9

0.1uF

R3

75

R4

75

B12

220Z/100M

U2C

74F14

SO14

56

14

7

U2D

74F14

SO14

98

14

7

U2B

74F14

SO14

34

14

7

C36

0.1uF

R40

NA

C23

0.1uF

R11

100

C37

0.1uF

R43

NA

C160

15P_

NA

C46

0.01uF

C13

0.1uF

B1

500z/100M

C38

0.1uF

D6

BA

V99L

T1

R2

75

C3

0.1uF

C17

10P

C39

0.1uF

B19

0

R20

10

C16

NC

B5

220Z/100M

D1

BA

V70L

T1

C49 15P

R55

47K

B20

0

E_R2

E_R3

E_R5

E_R4

E_G2

E_G3

E_R7

E_R6

E_G7

E_G4

E_G6

E_G5

O_R7

O_G2

O_G3

O_G5

O_G4

O_B2

O_B3

O_G7

O_G6

O_B7

O_B4

O_B6

O_B5

G_IN

R_IN

DDC_SCL

VSYNC

DDC_SD

A

HSYNC

VSYNC

B_IN

PD27

PD19

PD15

PD7

BLUE-

D

VDD

A

PD10

PD2

GREEN+

PD34

PD28

PD17

PD6

PD31

BLUE+

PD26

PD24

PD3

PD21

PD8

GREEN-

VCC_3.3V

PD22

PD16

VDD

A

RED+

SVDD

A

PD13

RED-

PD14

PD4

PD35

PD33

PD11

PD9

PD1

PD32

PD29

PD18

PD30

PD25

PD5

PD20

PD23

PD0

PD12

R

VDD

A

E_B5

E_B4

O_R4

E_B6

O_R2

E_B2

E_B7

O_R3

O_R5

O_R6

E_B3

V

GA_B

HS_V

GA

DDC_SCL

DDC_SD

A

VS_V

GA

V

GA_G

VS_V

GA

V

GA_R

HS_V

GA

H_IN

V_IN

ADC_GND

A

ADC_GND

A

ADC_GND

A

+5V

ADC_GND

A

+3.3V

ADC_GND

A

ADC_GND

A

ADC_GND

A

+5V

DDC+5V

+5V

+3.3V

VCC_FR

OM_PC

GND

GND

GND

GND

GND

GND

GND

GND

VCC_FR

OM_PC

GND

VCC_FR

OM_PC

+5V

GND

GND

GND

GND

+3.3V

ADC_GND

A

GND

ADC_GND

A

ADC_GND

A

DDC+5V

GND

GND

ADC_GND

A

ADC_GND

A

+3.3V

GND

+5V

H

D

ATA

0

IRQ

DE

V_SYNC

H_SYNC

EN_BL#

LCD_CLK

HFS

HCLK

RESET#

H

D

ATA

1

H

D

ATA

2

H

D

ATA

3

O_B2

O_B3

O_B4

O_B6

O_B7

O_B5

O_G2

O_G3

O_G6

O_G4

O_G5

O_G7

O_R2

O_R6

O_R4

O_R3

O_R5

O_R7

E_B2

E_B3

E_B4

E_B6

E_B7

E_B5

E_G2

E_G3

E_G6

E_G4

E_G5

E_G7

E_R7

E_R5

E_R6

E_R3

E_R4

E_R2

EN_LCD

V_ST

A

T

E

INPUT A

C

COUPLING

 

DIGIT

A

L

SUPPL

Y

DECOUPLING

ANALOG SUPPL

Y

DECOUPLING

T

O

 EXTERNAL SIGNA

L CABLE

DDC+5V

1.

 I

NTE

RF

A

CE 

PW

B

1/4

 

GND

NO

TE:

 ANALOG AND D

IGIT

AL GR

OUNDS MU

ST BE

            INTERCON

NECTED A

T

 A SINGLE 

POINT

B80

0

B81

0

1206

1206

1206

0805C

0805C

Содержание LL-T15S1 - 15" LCD Monitor

Страница 1: ...DIAGRAM 13 CHAPTER 5 TROUBLESHOOTING 15 CHAPTER 6 CIRCUIT DIAGRAM 18 CONTENTS Parts marked with are important for maintaining the safety of the set Be sure to replace these parts with specified ones for maintaining the safety and performance of the set SHARP CORPORATION This document has been published to be used for after sales service only The contents are subject to change without notice SERVIC...

Страница 2: ...special AC adapter Dimensions W x D x H 368 mm x 170 mm x 355mm Weight Approx 4 1 kg excluding AC adapter DIMENSIONS Units mm Signal timings Display mode Hsync kHz Vsync Hz MHz VESA 640 x 480 31 5kHz 60Hz 25 175MHz 37 9kHz 72Hz 31 5MHz 37 5kHz 75Hz 31 5MHz 800 x 600 35 1kHz 56Hz 36 0Mhz 37 9kHz 60Hz 40 0MHz 48 1kHz 72Hz 50 0MHz 46 9kHz 75Hz 49 5MHz 1024 x 768 48 4kHz 60Hz 65 0MHz 56 5kHz 70Hz 75 0...

Страница 3: ... or decrease the value of a selected option When the OSD Menu is not displayed These buttons are used to adjust backlight brightness 4 BRIGHT button The brightness sensor measures the brightness of the surround ing environment and automatically adjusts to the right bright ness 5 Power LED This LED is lit green when in use and orange when in power saving mode 6 Power button Pressing this button tur...

Страница 4: ...itor Lightly holding both sides of the monitor adjust it to a suitable viewing angle Folding up the monitor when packing it away Except when folding away the monitor to transport it do not fold down the monitor Unnecessarily folding and unfolding the monitor could lead to malfunction 1 Remove the AC adapter 2 If carrying out adjustments to the monitor place it upright 3 While pressing the rear loc...

Страница 5: ...an be heard from the monitor speakers 1 3 Connecting the monitor to a power source Before connecting first turn off the monitor s main power switch Note Do not overly bend the cable or add extension cords as this could lead to malfunction 1 Connect the AC adapter to the monitor s power terminal 2 Attach the power cord to the AC adapter and place the power plug into the AC terminal Firmly insert th...

Страница 6: ...he driver you want then click Next 4 When Models is displayed click on Have Disk confirm that Copy manufacturer s files from is A and click OK 5 Confirm that the monitor details are selected then click Next Next and Finish If the Add New Hardware Wizard appears repeat the installation commands beginning from 2 above 6 Remove the Monitor Settings Adjustment Disk from the A drive If the Add New Hard...

Страница 7: ...ic screen adjustment The clock phase H POS horizontal positioning and V POS vertical positioning functions can be adjusted automatically Adjustment of backlight Brightness of backlight can be adjusted Manual adjustment Fine adjustments can be made using the On Screen Display OSD Menu Note All adjustments will be saved even after turning the power off All Reset MENU All adjustment values can be ret...

Страница 8: ...olors you may see the different color levels in each color pattern or the gray scale may look colored This is due to the specifi cation of the input signal and is not a malfunction 3 2 Adjusting the backlight The backlight brightness can be set to change automatically for use in different surroundings Automatic brightness adjustment If the surroundings become brighter the backlight will become bri...

Страница 9: ...n image within the boundaries of the screen adjust the left right H POS values and the up down V POS values buttons MENU 2 GAIN CONTROL BLACK LEVEL and CONTRAST are optimized before shipment but can be adjusted to suit MANUAL Individual menu options are manually adjusted AUTO Every menu option is automatically adjusted using the Auto Gain Control function Notes Press the button to select AUTO To c...

Страница 10: ...an be moved to the left and right buttons OSD V POSITION OSD vertical position The position of the OSD display can be moved up and down buttons 400 LINES degree of resolution You can specify the horizontal resolution of a 400 line screen when using US text etc buttons 640 640 x 400 dot mode 720 720 x 400 dot mode US text etc Note As the resolution input for other than 400 lines is done automatical...

Страница 11: ... Being careful not to damage the monitor spread out a soft cloth and lay the monitor on it display side down 4 Remove the four screws and then remove the stand from the monitor 5 Attach the arm to the monitor with four screws 6 Connect the AC adapter to the monitor s power terminal Stand cover Information The stand is specially made for use with this monitor Once having removed the stand never att...

Страница 12: ...d separate the LCD unit from the stand 3 REMOVING LCD MODULE LCD I F board 1 Remove the 3 screws Lift the rear panel pay attention to the latch in the direction indicated by the arrow and remove the connector 2 Remove the 8 screws Lift the LCD module in the direction indicated by the arrow and remove the connectors and The LCD module separates from the rear panel 1 1 1 2 3 Latch 1 2 3 1 4 5 6 ...

Страница 13: ...crews and 6 connectors Remove the I F board Figure B Remove the 2 screws and remove the connectors and Remove the Phone Jack PWB and Sensor PWB Figure C Remove the 2 screws and remove the inverter PWB 5 REMOVING LCD MODULE 1 Remove the 2 screws and remove the LCD connection PWB C B A 1 1 2 A 3 3 3 4 4 4 B C 2 3 1 1 1 1 ...

Страница 14: ...el data signal LSB 17 BB1 BLUE 18 BB2 BLUE Pin No Symbol Function 19 BB3 BLUE 20 BB4 BLUE 21 BB5 BLUE MSB 22 GND GND 23 RA0 RED Odd pixel data signal LSB 24 RA1 RED 25 RA2 RED 26 RA3 RED 27 RA4 RED 28 RA5 RED MSB 29 GND GND 30 GA0 GREEN Odd pixel data signal LSB 31 GA1 GREEN 32 GA2 GREEN 33 GA3 GREEN 34 GA4 GREEN 35 GA5 GREEN MSB 36 GND GND 2 5W Speaker 2 D SUB 15 Pin cable Earphone OUT MIC IN Pho...

Страница 15: ...EEN LED GREEN PH 6 Power Supply Input Terminal FROM POWER JACK BD Used connector CON 4P Pin No Symbol Function 1 12V 12V supply from power BD 2 12V 12V supply from power BD 3 GND GND 4 GND GND 5 5V NC 6 5V NC JP2 PowerSupplyInputTerminalFromACADAPTER Used connector POWER_JACK20_B Pin No Symbol Function 1 GND 2 12V 12V supply from AC ADAPTER 3 GND J1 Signal Input Terminal Used connector PH12P Pin N...

Страница 16: ...e with a new one LED turns on in orange Check power input system 1 AC adapter Normal Connected properly 2 Blown out fuse F1 or power jack PWB 3 EEPROM U11 has 5V VCC 4 LED Check LED for breakage Check the path between JP2 9pin and U11 27pin Check the cable for disconnection Replace any defective unit 1 Adapter 2 A Main PWB 3 Switch PWB 4 Power jack PWB with a new one Backlight turns ON Check for R...

Страница 17: ...Screen stays in black Screen stays in white Screen jitters or on screen characters flicker Abnormal color Check the following signals 1 Check if module control signal is output 2 Check if gate voltage is output normally 3 Check if Source voltage is output normally Yes No Yes No Yes No CLOCK and PHASE can be adjusted Does abnormal area move on screen when BLACK LEVEL or CONT is changed after H POS ...

Страница 18: ... Check power supply vo ice input and voice input circuit of I F board Signal input at 1st and 7th pins of U12 changes when voice volume is changed Check control PWB and the volume circuit around U11 Signal output at 8th 10th 11th and 13th pins of U12 is normal Check amplifier circuit around U12 Check speakers and speaker cables Check connection of JP1 connector Check fuse F1 of Power Jack PWB ...

Страница 19: ...uF RP4 33 8 1 7 2 6 3 5 4 C162 15P_NA R45 NA R12 100 R56 100 RP5 33 8 1 7 2 6 3 5 4 R46 10K C34 0 1uF C35 0 1uF C47 0 01uF X1 OSC50MHz VDD 8 E D 1 OUT 5 GND 4 R57 100 RP6 33 8 1 7 2 6 3 5 4 C8 22uF 16V 10V R49 NC 0603 1 2 C10 0 1uF R58 100 RP8 33 8 1 7 2 6 3 5 4 R50 NC 0603 1 2 B14 120z 100M R1 10K C65 47P C1 22uF 16V U5 24C21 VCC 8 TEST 1 NC 2 WP 3 VSS 4 VCLK 7 SCL 6 SDA 5 RP7 33 8 1 7 2 6 3 5 4 ...

Страница 20: ... 2 INT0 14 P3 3 INT1 15 P3 4 T0 16 P3 5 T1 17 P3 6 WR 18 P3 7 RD A16 19 XTAL2 20 XTAL1 21 VSS 22 A8 P2 0 24 A9 P2 1 25 A10 P2 2 26 A11 P2 3 27 A12 P2 4 28 A13 P2 5 29 A14 P2 6 30 A15 P2 7 31 PSEN 32 ALE PROG 33 EA VPP 35 AD7 P0 7 36 AD6 P0 6 37 AD5 P0 5 38 AD4 P0 4 39 AD3 P0 3 40 AD2 P0 2 41 AD1 P0 1 42 AD0 P0 0 43 VCC 44 NIC 1 NIC 12 NIC 23 NIC 34 R72 100K 0603 C86 33P SCL SDA RESET KEY_DOWN KEY_...

Страница 21: ...26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 C102 47P R101 4 7K B74 120z 100M C143 47P B63 120z 100M C104 47P FD5 FIDUCIAL MARK 1 Q11 MMBT3904L C B E FD6 FIDUCIAL MARK 1 C144 47P B61 120z 100M C105 47P C111 47P JP5 PH_5P 1 2 3 4 5 B39 120z 100M C110 47P B40 120z 100M C106 47P MTG1 ID3 2 OD8 0 4 5 6 7 9 10 1 2 3 8 11 12 R104 4 7K B41 120z 100M C108 47P B42 120z 100M C109 47P B43 120z 100M C107 47P ...

Страница 22: ...5 10K R124 47K R125 NA_5K1 R61 47K R126 NA_5K1 R13 1206 R14 0 1206 C166 220uF 25V CPWX8 3 R106 10K AUDIO_IN_R EAR_PHONE_R AUDIO_IN_L AUDIO_PWM EAR_PHONE_R EAR_PHONE_L EAR_PHONE_L 5V AUDIO_GND AUDIO_GND AUDIO_GND AUDIO_GND GND AUDIO_GND AUDIO_GND GND AUDIO_GND 12VIN VDD_12 GND 5V AUDIO_PWM AUDIO_PWR TDA7057AQ EAR_PHONE_L EAR_PHONE_L EAR_PHONE_R EAR_PHONE_R AUDIO_IN_L AUDIO_IN_R GND GND AUDIO IN TO ...

Страница 23: ...ACK 5 4 3 2 1 B3 120z 100M 1 2 B1 120z 100M 1 2 B4 120z 100M 1 2 B2 120z 100M 1 2 C1 0 1uF 1 2 MIC_IN_R EAR_PHONE_L GND EAR_PHONE_R MIC_IN_L EAR_PHONE_L EAR_PHONE_R MIC_IN EAR_PHONE_OUT MIC_IN_R MIC_IN_L GND EAR_PHONE_R EAR_PHONE_R EAR_PHONE_L EAR_PHONE_L TO POWER JACK BD ...

Страница 24: ...3 SW3 SELECT 1 2 4 3 SW2 UP 1 2 4 3 JP1 PH_9 1 2 3 4 5 6 7 8 9 SW1 SW 1 2 4 3 SW6 HOT_KEY 1 2 4 3 KEY_MENU KEY_SELECT KEY_UP KEY_DOWN HOT_KEY SOFT_PWR LED_AMBER LED_GREEN GND KEY_MENU KEY_SELECT KEY_UP KEY_DOWN HOT_KEY SOFT_PWR LED_AMBER LED_GREEN GND TO INTERFACE BD ...

Страница 25: ...3 2 1 F1 RGE500 JP3 PH_5P 1 2 3 4 5 J1 PHONEJACK 5 4 3 2 1 MIC_OUT_R AUDIO_IN_L AUDIO_IN_R EAR_PHONE_L EAR_PHONE_L EAR_PHONE_R EAR_PHONE_R MIC_OUT_L GND 12VIN GND GND AUDIO_IN MIC_OUT MIC_OUT_R MIC_OUT_L GND EAR_PHONE_R EAR_PHONE_R EAR_PHONE_L EAR_PHONE_L AUDIO_IN_R AUDIO_IN_L GND GND EAR_PHONE_R EAR_PHONE_L EAR_PHONE_L EAR_PHONE_R TO INTERFACE BD TO PHONE JACK BD 12V 12V NC GND GND ...

Страница 26: ... 4 5 6 7 D2 BAV99LT1 D4 BAV99LT1 B4 120z 100M 1 2 C1 0 1uF D3 BAV99LT1 L1 NC 1 2 L2 NC 1 2 J3 PHONEJACK 5 4 3 2 1 F1 RGE500 JP3 PH_5P 1 2 3 4 5 J1 PHONEJACK 5 4 3 2 1 MTG1 ID3 2 OD8 0 4 5 6 7 9 10 1 2 3 8 11 12 EAR_PHONE_L EAR_PHONE_L EAR_PHONE_R EAR_PHONE_R MIC_OUT_L MIC_OUT_R 12VIN GND GND GND 12VIN 12VIN AUDIO_IN MIC_OUT MIC_OUT_R MIC_OUT_L EAR_PHONE_R EAR_PHONE_R EAR_PHONE_L EAR_PHONE_L AUDIO_...

Страница 27: ...1 2 3 8 11 12 R9 50K C3 10u 16V FD1 FIDUCIAL MARK 1 FD2 FIDUCIAL MARK 1 FD3 FIDUCIAL MARK 1 FD4 FIDUCIAL MARK 1 R1 10K R4 10K C4 0 1uF C1 0 047uF U1B LM358 SO8 5 6 7 8 4 Q1 MMBT3904L R12 LS1001 NC MTG1 ID3 2 OD8 0 4 5 6 7 9 10 1 2 3 8 11 12 R8 9001 MTG4 ID3 2 OD8 0 4 5 6 7 9 10 1 2 3 8 11 12 R11 10K R3 100K AUTO_BRI_CTRL GND 5V GND GND 5V GND 5V GND GND 5V GND GND GND GND GND ...

Страница 28: ...storedinaretrievalsystem ortransmitted Inanyformorbyanymeans electronic mechanical photocopying recording orotherwise withoutpriorwrittenpermissionofthepublisher SHARP CORPORATION Digital Document Systems Group Quality Reliability Control Center Yamatokoriyama Nara 639 1186 Japan 2001 June Printed in Japan ...

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