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XOCECO PH-42R6, Service Manual

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Page: 28 / 42

background image

RESET#

HP_L

SIF1

HP_VOL

AL

AL

AR

AR

TV1

AV2

Y/AV1

C

SV_DET

SV_DET

VOUT

AV2

C

SV_DET

Y/AV1

HP_R

L_HD

L_HD

R_HD

R_HD

HP_R

HP_L

LOUT

ROUT

RESET#

MUTE

MUTE

VOUT

TV2

L1

R1

R2

R2

L2

AR

AL

L2

SIF2

SIGN1798

TV_MONO

SIF2

TV2

TV_MONO

SIF1

TV1

TV1

SRS_MONO

SRS_STE

SRS_STE

SRS_MONO

MUTE

HP_SW

SIGN1818

SIGN1804

L1

R1

R_HD

L_HD

+5V_RS232

CA60

470n

CA31

470p

CA78

1.5n

CA75

100n

CA54

1.5n

CA29

51p

CA50

470n

RA30

10K

GND-D

SCL

CA61

470n

CA79

470p

GND-D

CA57

470p

RA28

100

SDA

GND-D

CA53

470n

RA33

100

LA38

STBL2012-501

GND-D

SCL

GND-D

CA65

470n

RA56

100

GND-D

GND-D

RA75

10K

CA59

220p

SDA

RA45

100

+5V_A

CA56

470n

GND-D

RA34

100

CA27
51p

CA88

2.2n

LA37

STBL2012-501

GND-D

GND-D

CA37

100n

CA70

470n

CA112

100n

RA57

100

GND-D

RA74

10K

GND-D

GND-D

+5V_A

CA30
1.5n

CA58

470n

CA114

100n

GND-D

CA89

2.2n

LA36

STBL2012-501

CA28

51p

GND-D

CA111

100n

GA1

18.432MHz

DA1

LL4148

CA101

100n

NA3

1

NC

2

I2C_CL

3

I2C_DA

4

I2S-CL

5

I2S_WS

6

I2S_DA_OUT

7

I2S_DA_IN1

8

ADR_DA

9

ADR_WS

10

ADR_CL

11

DVSUP

12

DVSUP

13

DVSUP

14

DVSS

15

DVSS

16

DVSS

17

I2S_DA_IN2

18

NC

19

NC

25

DACA_L

26

VREF2

27

DACM_R

28

DACM_L

29

NC

30

DACM_SUB

31

NC

32

NC

33

SC2_OUT_R

34

SC2_OUT_L

35

VREF1

36

SC1_OUT_R

37

SC1_OUT_L

46

NC

47

SC4_IN_L

48

SC4_IN_R

49

ASG

50

SC3_IN_L

51

SC3_IN_R

52

ASG

53

SC2_IN_L

54

SC2_IN_R

55

ASG

56

SC1_IN_L

57

SC1_IN_R

58

VREFTOP

59

SCART_5_L

60

SCART_5_R/MONO

61

AVSS

62

AVSS

63

NC

64

NC

68

ANA_IN-

69

70

TESTEN

71

XTAL_IN

72

XTAL_OUT

73

TP

74

AUD_CL_OUT

75

NC

76

NC

77

D_CTR_I/O_1

78

D_CTR_I/O_0

79

ADR_SEL

80

STANDBYQ

20

NC

21

RESETQ

22

NC

23

NC

24

DACA-R

38

CAPL-A

39

AHVSUP

40

CAPL_M

41

NC

42

NC

43

AHVSS

44

AHVSS

45

AGNDC

65

AVSUP

66

AVSUP

67

+5V_A

NA7

TDA7053AT

1

NC

2

VC1

3

NC

4

VI1

5

VP

6

VI2

7

SGND

8

VC2

9

OUT2+

10

PGND

11

NC

12

OUT2-

13

OUT1-

14

PGND

15

NC

16

OUT1+

CA94

1n

CA96

1n

GND-D

CA132

100n

CA133

100n

+5V_V

RA43

10K

+23V_AMP

CA127

100n

CA126

100n

GND-D

+12V

LA24

STPB3216-380PT

LA42

253D-02

LA35

253D-02

LA40

GND-D

+5V_A

CA104

1u

CA90

1u

CA91

1u

RA64

3.3K

LA16

68uH

LA21
68uH

CA25

18p

CA26

18p

GND-D

RA7

100K

RA5

100K

RA6

100K

CA10

1n

RA11

1K

GND-D

GND-D GND-D

GND-D

CA9

1n

RA10

1K

RA15

470

RA16

470

RA13

1K

RA14

1K

VA1

BC847AW

VA2

BC847AW

CA19

100n

GND-D

GND-D

GND-D

CA130

1000u

16V

CA118

1000u

16V

CA117

1000u

16V

RA19

75

RA26

1K

RA18

75

CA22

1n

RA21

100K

RA27

1K

RA24

1K

RA25

1K

RA22

100K

RA23

100K

RA20

100K

CA8

100n

NA2

PACDN045YB6

1

2

3

4

5

6

GND-D

CA23

1n

CA20

1n

CA21

1n

GND-D

RA17

75

XA3

CKX5-2K-2

Y

C

CA134

470u

35V

CA121

470u

35V

XA1

AV3-14WKD

Y

W

R

XA2

AV3-14WKD

Y

W

R

XA4

AV3-14WKD

Y

W

R

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

GND-D

+9V

XA10

CKX3-3.5-1K

R

L

GND-D

RA8

75

GND-D

RA9

75

LA17
68uH

NA1

PACDN045YB6

1

2

3

4

5

6

LA10

STBL2012-501

LA5

STBL2012-501

LA12

STBL2012-501

LA1

STBL2012-501

LA7

STBL2012-501

LA2

STBL2012-501

LA8

STBL2012-501

LA3

STBL2012-501

LA9

STBL2012-501

LA6

STBL2012-501

LA11

STBL2012-501

+23VSC

CA7

100n

CA47

470n

CA46

470n

CA102

100n

GND-D

CA80

2.2n

CA86

2.2n

CA81

2.2n

CA87

2.2n

LOUT

ROUT

LOUT

ROUT

+9V

GND-D

+5V_V

RA1

100

RA3

100

CA12

100n

SCL

CA4

100n

+5V_V

CA1

100n

SDA

LA43

LA48

68uH

LA45

68uH

SDA

LA44

SCL

RA4

100

RA2

100

CA5

100n

RA12

75

+5V_V

CA13
100n

CA15

10n

+5V_V

CA2

100n

LA46

68uH

LA47

68uH

XA5

1

2

3

4

5

6

XA9

TJC10-08A

1

2

3

4

5

6

7

8

XA7

TJC10-12A

1

2

3

4

5

6

7

8

9

10

11

12

+9V

RA29

100

CA73

47u

35V

DA2

LL4148

GND-D

VA3
BC847AW

RA46

10K

CA122

100n

RA48

100

RA52

10K

RA51

4.7K

CA115

1000u

35V

GND-D

VA5
BC847AW

CA110
1000u

35V

RA49

10K

VA4

BC857AW

RA55

10K

GND-D

GND-D

GND-D

RA41

10K

CA119

100n

CA107

22p

GND-D

CA137

1000u

35V

CA95

10n

GND

GND-D

CA108

1u

CA136

470n

CA103

22p

DA9

BZV55-B6V2

RA58

10K

RA65

82K

+23V_AMP

RA66

82K

LA51

STPB3216-380PT

RA70

10

RA72

10K

CA100

10n

GND

GND

RA69

10

RA63

100K

GND-D

RA77

10

GND-D

CA139

100n

CA105

470u

35V

CA109

1u

RA76

10

LA54

DASL983BN-1003

CA138

1000u

35V

GND-D

RA62

100K

CA84

1u

RA54

100K

CA106

470u

35V

CA116

100n

GND-D

CA140

100n

DA8

BZV55-B6V2

GND-D

GND-D

CA85

1u

RA60

100K

CA135

470n

LA52

STPB3216-380PT

GND

XA12

1

2

3

4

CA125

390p

GND-D

GND

+23V_AMP

RA61

100K

RA73

10K

LA55

DASL983BN-1003

RA53

100K

RA59

10K

GND

CA124

390p

CA44

100n

RA35

2K

CA72

10n

RA42

3K

CA33

10n

GND-D

+9V

CA64

100n

GND-D

GND-D

LA49
68uH

CA42

4.7n

RA44

1.5K

RA38

100

CA66

18n

CA45

100n

NA5

M62494FP

1

RIN

2

LIN

3

SRS PR

4

SRS A

5

ROUT

6

SRS NR

7

SRS NL

8

LOUT

9

Vcc

10

Mute

11 SRS MONO

12 SRS STEREO

13 GND

14 PS

15 LPF

16 HPF

17 BPF

18 L+R

19 REF IN

20 REF OUT

CA67

470p

CA38

100n

RA36

3.9K

RA37

100

CA68
470p

CA32

100n

CA43

220n

CA71

820n

GND-D

RA50

0

RA47

0

CA123

470u

35V

CA51
100n

XA6

1

2

3

4

NA4

MAX3232CSE

1

C1+

2

V+

3

C1-

4

C2+

5

C2-

6

V-

7

T2OUT

8

R2IN

9

R2OUT

10

T2IN

11

T1IN

12

R1OUT

13

R1IN

14

T1OUT

15

GND

16

Vcc

CA34

47p

CA52

100n

RA39

100

CA55

22u

16V

RA32

100

RA31

1K

RA40

100

CA35

47p

CA49

100n

CA40

100n

CA39

100n

XA11

TJC3-10A

1

2

3

4

5

6

7

8

10

9

NA6

MP7722

1

NC1

2

REF1

3

IN1

4

AGND1

5

NC5

6

EN1

7

IN2

8

REF2

9

AGND2

10

EN2

11

NC11

12

BS2

13

VDD2

14

SW2

15

PGND2

16

NC16

17

BS1

18

VDD1

19

SW1

20

PGND1

AMP_VCC2

AMP_VCC2

AMP_VCC1

AMP_VCC1

CA92

10u

16V

CA93

10u

16V

DA5

LL4148

DA4

LL4148

RA67

20K

RA68

20K

TUNA1

JS-6AM/134-A2

1

VCC3

2

BT

3

VCC1

5

SDA

6

AS

11

SIF

4

SCL

12

VIDEO

13

VCC2

14

AUDIO

7

AFC

TUNA2

JS-6AM/134

1

AGC

2

BT

3

VCC1

5

SDA

6

AS

11

SIF

4

SCL

12

VIDEO

13

VCC2

14

AUDIO

7

AFC

CA16

470u

16V

CA18
10u

16V

CA17

10u
16V

CA3

220u

16V

CA6

220u

16V

CA11

220u

16V

CA14
220u

16V

CA24

47u

16V

CA36

10u

16V

CA41

10u

16V

CA48

47u

16V

CA62

2.2u

50V

CA63

2.2u

50V

CA69
100u

16V

CA74

3.3u

50V

CA77

47u

16V

CA82

10u
16V

CA83

10u

16V

CA99

470u

16V

CA128

47u

16V

CA129

47u

16V

NA8

TA78M09P

OUT

INPUT

GND

CA131

100n

XA8

7906-9F

1

2

3

4

5

6

7

8

9

10

11

CA76

470u

35V

LA50

253D-02

DA3

LL4148

+5V_A

DA10

SK34A

DA7

SK34A

DA11

SK34A

DA6

SK34A

CA141

100n

LA56

68uH

+9V

RA78

0

+5V

+5V

CA98

4700p

CA97

4700p

+5V_RS232

+5V_RS232

2005.06.22

Ver1.0

(ADDR:80H)

MSP3420

L

R

RXD

RXD

TXD

TXD

VCC

TXD

RXD

GND

782-PH42R7-5300

Analog board

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Summary of Contents for PH-42R6

Page 1: ...PDP TELEVISION PH 42R6 Canada...

Page 2: ...tions Alignment instructions Working principle analysis of the unit Block diagram IC block diagram Wiring diagram Troubleshooting Schematic diagram APPENDIX A Main assembly list APPENDIX B Exploded vi...

Page 3: ...eat radiation parts or direct exposure to sunlight Otherwise there will be kickbacks 1 5 In case foreign substances such as water liquid metal slices or others fall into the module carelessly power mu...

Page 4: ...former On the other hand even if changes take place in the picture it can keep its brightness for a period of time several minutes It s a feature inherent with plasma and it s not abnormal However ple...

Page 5: ...ral signal source check if various TV functions station skipping modulate quantity control etc check if the output of earphone and speaker are normal Combined test for general assembly Input AV S sign...

Page 6: ...er power off for 10s 1 memory function after power off for 10s 0 no signal noise wave of TV 1 no signal blue screen of TV Bit2 1 00 STANDBY 01 turn on 10 memory function of turn on 00 complexion corre...

Page 7: ...VOL button to select AUTO COLOR 4 Performance check 4 1 TV function Input center source signal to RF TV terminal check if the channel is leak for auto searching 4 2 AV S and HDTV terminal Input AV S...

Page 8: ...l of 24bit to GM1501 1601 They sent to GM1501 1601 picture processing therein YPBPB or RGB to A D conversion after it and other three signal are switched selection and digital display processing it in...

Page 9: ...5V_STB VCC VBL Power_ON IR KeyA KeyB Led1 Led2 Mute HP_SW VGA_CAB DVI_CAB YUV VGA YUV_SW YUV USB Frame Buffer Frash ROM Video Decoder Video Decoder Deinterlacer HDMI RX Audio Processor Audio Switch L...

Page 10: ...cedures in order to achieve good stereo separation for BTSC and EIA J The MSP 34x0G has optimum stereo performance without any adjustments All MSP 34xxG versions are pin compatible to the MSP 34xxD On...

Page 11: ...9 Fig 1 1 Simplified functional block diagram of the MSP 34x0G...

Page 12: ...also available On CVBS and Y C inputs the user can control video characteristics such as hue contrast brightness and saturation via an I2C host port interface Furthermore luma peaking with programmab...

Page 13: ...11 INTERNAL BLOCK DIAGRAM...

Page 14: ...livering 2x20W into 4 speakers MPS Class D Audio Amplifiers exhibit the high fidelity of a Class A B amplifier at efficiencies greater than 90 The circuit is based on the MPS proprietary variable freq...

Page 15: ...backward compatible to DVI 1 0 and HDCP 1 0 MCU Interface The MST3383MB provides 2 wire serial bus for interfacing with an MCU It detects active inputs for both on line and off line operations During...

Page 16: ...ed onto a single device the gm1601H eliminates the need for several system components simplifying the design and reducing the cost of high end multimedia LCD monitors and televisions while maintaining...

Page 17: ...ipulation matrix supports all color spaces RGB YPrPb 4 4 4 YCrCb 4 2 2 YCr Cb ITU R BT656 ITU R BT601 Output supports analog RGB YPrPb and YCrCb in the FLI230x and digital RGB YPrPb 4 4 4 YCrCb and 4...

Page 18: ...luma and chroma video enhancer brings out details in the picture producing a more life like image 6 9 Memory 32 bit wide SDRAM i e one 2M x 32 bit or two 1M x 16 bit controller up to 166 MHz operatio...

Page 19: ...t of File C Documents and Settings PH42R6 Sch Drawn By TO KEYBOARD LVDS TO SPEAKER 8 PIN 12 PIN 6 PIN 11 PIN 12 PIN 10 PIN 6 PIN 667 PS42R6 53 667 PS42R6 56 POWER BOARD KEY BOARD XA9 XA7 XA5 X29 X13 X...

Page 20: ...e software again and check Power board problem Check the supply power D3 3V 12V Turn on the power again and check the power supply EEPROM abnormal Set the power to self turn on mode then check Turn of...

Page 21: ...ll other channels Check if the white balance of the factory menu is normal Refer to checking program4 Check if the X13 is signal wave If the panel lights or produce high voltage when turn on the TV Ch...

Page 22: ...check if input signal in sound power amplification board Measure if the sound input of the present channel is normal MSP3420 or other peripheral circuit have problem Check different levels of circuit...

Page 23: ...have problem N15 or the peripheral circuit have problem no yes no yes no yes Check if X7 have input signal Check if N7 has clock signal output and ITU R 656 is normal N7 and other peripheral circuit h...

Page 24: ...f the connection wire that directly corresponds to the position of the screen To judge these phenomena It s possible to check it by setting the screen to the state of self check as explained above Dia...

Page 25: ...lem still remains when the replacement is over then replace the logic board 5 There appears on the screen a mono color signal and one or several vertical bright lines of other colors a If it s a verti...

Page 26: ...Power board...

Page 27: ...Power board power board...

Page 28: ...2 501 LA3 STBL2012 501 LA9 STBL2012 501 LA6 STBL2012 501 LA11 STBL2012 501 23VSC CA7 100n CA47 470n CA46 470n CA102 100n GND D CA80 2 2n CA86 2 2n CA81 2 2n CA87 2 2n LOUT ROUT LOUT ROUT 9V GND D 5V_V...

Page 29: ...C282 100n C283 100n C284 100n C285 100n C286 100n C287 100n C288 100n C289 10uF 16V C290 10uF 16V C291 10uF 16V C292 10uF 16V C293 10uF 16V L47 STBL3216 601 L48 STBL3216 601 L49 STBL3216 601 L50 STBL...

Page 30: ..._1 54 Y_0 55 DVDD55 56 DGND56 57 C_9 FSO 58 C_8 BLUE 59 C_7 GREEN 60 C_6 RED 61 IOVDD61 62 IOGND62 63 C_5 64 C_4 65 C_3 66 C_2 67 DVDD67 68 DGND68 69 C_1 70 C_0 71 FID 72 HS CS 73 VS VBLK 74 XTAL1 75...

Page 31: ...OUT0 117 TEST OUT1 118 CTLOUT0 119 CTLOUT1 120 CTLOUT2 121 CTLOUT3 122 CTLOUT4 123 VDDcore6 1 8 124 VSScore 125 CLKOUT 126 B U b_OUT_0 127 B U b_OUT_1 128 VDD7 3 3 129 VSSio 130 B U b_OUT_2 131 B U b_...

Page 32: ...59 DQM3 60 A3 61 A4 62 A5 33 DQ17 34 DQ18 35 VDDQ35 36 DQ19 37 DQ20 38 VSSQ38 39 DQ21 40 DQ22 41 41 42 DQ23 43 VDD43 44 VSS44 58 VSS58 56 DQ31 55 VDDQ55 54 DQ30 53 DQ29 52 VSSQ52 51 DQ28 50 DQ27 49 V...

Page 33: ...D_GNDP12 P13 D_GNDP13 P14 D_GNDP14 P15 D_GNDP15 P16 D_GNDP16 P23 FS_2 5P23 P24 FSDATA10 FSDATA10 P25 FSDATA21 FSDATA21 P26 FSDATA11 FSDATA11 R1 ROM_CS ROM_CS R2 OCM_RE OCM_RE R3 OCM_WE OCM_WE R4 EXTC...

Page 34: ...MADDR 10 OCMADDR 0 19 OCMDATA 0 7 OCMADDR 18 OCMADDR 17 OCMADDR 16 OCMADDR 15 OCMADDR 14 OCMADDR 13 OCMADDR 12 OCMADDR 10 OCMADDR 9 OCMADDR 8 OCMADDR 7 OCMADDR 6 OCMADDR 5 OCMADDR 4 OCMADDR 3 OCMADDR...

Page 35: ...C244 47uF 10V C236 47uF 10V C241 47uF 10V C260 220u 10V L40 253D 02 C235 47uF 10V C237 100n C255 100n 3 3V X28 TJC3 11A 1 2 3 4 5 6 7 8 9 10 11 C346 100n L68 253D 02 C347 220u 10V 5VSTB C348 100n L69...

Page 36: ...381 10n L72 BG2012B300T R299 75 C379 10n L90 BG2012B300T C378 47uF 16V L73 BG2012B300T R298 75 R371 10K R301 75 YUV_SW 5V R319 10K C376 47uF 16V R322 10K R316 10K L89 BG2012B300T C374 47uF 16V R317 10...

Page 37: ...GND D C354 100n GND D GND D C419 100n R369 100 HD USB_SEL YUV_SW L_HD2 R_HD2 L_HD1 R_HD1 R41 100K R40 100K C320 1n L7 STBL2012 501 R42 1K L8 STBL2012 501 C269 100n C321 1n R43 1K AL_VGA AR_VGA X6 TJC...

Page 38: ...353 62494 20 MP7722DF 353 77220 10 CPU board 667 PS42R6 56 N15 N10 N7 N8 N34 GM1501 353 15010 60 FLI2310 353 23100 10 TVP5160 353 51600 10 TVP5147 353 51470 10 MST3383MB 353 33830 10 Keypad board 667...

Page 39: ...APPENDIX Exploded view PH 42X6...

Page 40: ...right 15 803 30206 00 upper Push board left 16 803 30204 00 leftPush board 17 Screen 18 870 3A121 00 ear frame leftupper rightbottom 19 870 10313 00 bracket right 20 870 3A122 00 ear frame rightupper...

Page 41: ...8 803 30208 00B bottom Push board left 39 803 30209 00B bottom Push board right 40 803 30205 00 rightPush board 41 877 60593 G0 button 42 Button board assy 43 360 30041 00 Power switch 44 870 10186 00...

Page 42: ...603 PH42R60 10 Ver 1 0...

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