Bang & Olufsen 19207548 Service Manual Download Page 60

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8.6

8.6 PCB J, Slot interface & SYNC processor

PCB J, Slot interface & SYNC processor 8.6

Q2371

Q2334

Q2333

3.3V

1.8V

Q2370

Q2372

3.3V

12V

JK8500

1.8V

DIG12V

+R OUT

IC2301

-R OUT

BTL AMP R

10W MONO

IC2303

SDA3

AVR 5V

TO P5

+L OUT

AVR 1.8V

H37

AUDIO L

AMP_STB_SW

-L OUT

RST

SP_R+

SP_R-

SP_L-

L OUT

TONE

H37

VCC

S_CLOCK3

IC2302

VCC

DR15V

AUDIO R

AVR 9V

AUDIO MUTE

IC802

AUDIO+12V

DIG+12V

AMP_STB_SW

SLOT INTERFACE/SYNC PROCESSOR/SOUND PROCESSOR

S_DATA3

IC8100

SP_L+

AMP

PHASE

VOL

IC801

SCL3

12V DET

AVR 12V

12V DET

IC2305

D2303

12V DET

EQUALIZER

IC804

AUDIO+12V

BAL

IC803

12V DET

AUDIO+12V

LPF

DIG+12V

SHIFT

MUTE SW

RESET

AVR 3.3V

R OUT

SOUND CONTROL

BTL AMP L

10W MONO

ABO-CENTER

v/HENRIKSENS

ELEKTRONIK

Summary of Contents for 19207548

Page 1: ...50 HD Type D8 BeoVision 4 50 EU type 897x from serial no 19207548 BeoVision 4 50 US MKIII type 8952 from serial no 19207548 Service Manual Dutch English German French Italian Spanish and Danish versi...

Page 2: ...adjustment after replacement of module s 4 2 Final check after repair 4 2 Replacement of modules 5 1 PDP in service position 5 2 Remove contrast screen and plasma frame 5 4 Replacement of modules 5 8...

Page 3: ...VI Input Terminal HX PC Type Input Terminal H3 Speaker Terminal J Slot Interface SYNC processor P Power Supply PB Fan Control SC Scan Out SD Scan Connection Lower SS Sustain Out SS2 Sustain Connection...

Page 4: ...it zorgt u ervoor dat er op het beeldscherm geen resten of strepen van het reinigingsmiddel achterblijven Inbranden Er bestaat risico op inbranden als een stilstaand beeld langer dan ongeveer 30 minut...

Page 5: ...tellingen correct zijn De test installeren Sluit de volgende producten aan om de test te kunnen installeren de BeoVision 4 een BeoSystem en een dvd speler Standaardinstellingen bij gebruik van het fou...

Page 6: ...eer het plasmascherm op inbranden en pixelfouten Deze controle is zeer belangrijk wanneer het plasmascherm voor reparatie naar een werkplaats moet worden vervoerd Zie Pixeltest plasmascherm pagina 2 1...

Page 7: ...pleeg de afbeeldingen voor De locatie van de toetsen op de NN afstandsbediening Activeer de servicemodus Druk op de standby toets op de NN afstandsbediening om het plasmascherm aan te zetten Gebruik e...

Page 8: ...er er geen ontlading in de cellen display discharge plaatsvindt Er is echter alleen sprake van een geen licht afgevende cel als deze niet 50 of meer kan branden Standaard Paar defect Twee aangrenzende...

Page 9: ...lftest verschijnt op het display Zie 4 OK Geen fout Fout Voor overige bediening moet de NN afstandsbediening in dezelfde richting worden gericht Vervangen van de defecte PCB Wijzig PCB D als een van d...

Page 10: ...n een aluminium frontframe is bevestigd richt dan de NN afstandsbediening op de opening aan de voorzijde links onder op het plasmascherm Zie 7 1 Druk op PICTURE SOUND of SET UP op de NN afstandsbedien...

Page 11: ...eld Stand bylampje plasmascherm groen PDP PSD menu OK PDP zelftest PCB J OK RGB aansluiting OK Mogelijke oorzaak RGB behandeling Defecte PCB HX HR J D Controleer gebruik van VGA ingang Vervang PCB HR...

Page 12: ...Vda Vervang PCB P Fout Vad Vervang PCB SC Fout Ve Vervang PCB SS Storing Kleurfout in beeld Mogelijke oorzaak RGB fout in plasmascherm PCB D Activeer OSD op plasmascherm Kleuren OK Vervang PCB D Contr...

Page 13: ...nks op het plasmascherm Wordt LED groen Druk op de derde toets van links op het plasmascherm Er verschijnt een menu op het scherm Vervang PCB V1 IR circuit defect Storing Geen beeld Stand bylampje gro...

Page 14: ...Scan driver SOS 9 keer SUS driver 10 keer Spanning Input terminal Vervang PCB D Stand bylampje plasmascherm knippert 2 keer Scan driver 1 Bevestig 75V Vda op PCB SS SS12 pen2 Vervang PCB P Vervang PCB...

Page 15: ...e ventilator Nee Ja Stand bylampje plasmascherm knippert 7 keer Scan Driver 2 Bevestig licht in printplaat D6415 SC Bevestig 180V op PCB SC SC2 pen1 Vervang PCB P Vervang PCB SC Vervang PCB SC Stand b...

Page 16: ...3 6 Foutzoekschema Stand bylampje plasmascherm knippert 10 keer Spanning Input terminal Vervang PCB J Vervang PCB P Nee Ja A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 17: ...PB C1 C6 C5 C4 HX C2 C3 SS SS2 SS3 J Slot1 Slot1 Slot1 S1 V2 V1 H3 H3 SC SU SD D P PB C1 C6 C5 C4 HX C2 C3 SS SS2 SS3 J Slot1 Slot1 Slot1 S1 V2 V1 H3 H3 Panel label R351 Vsus VR250 Ve R801 Vad TPVsus...

Page 18: ...an de aansluitingen van de isolatietester De andere aansluiting op de aarde van de antenne ingang aansluiten LET OP Om te voorkomen dat de set beschadigd raakt is het belangrijk dat de twee aansluitin...

Page 19: ...KING Interne kabels in het plasmascherm Wees voorzichtig met het lostrekken van de kabels uit de ingangen Modules vervangen Volg de aanwijzingen op pagina 5 2 Plasmascherm in servicestand 5 6 5 27 voo...

Page 20: ...Assemble service stand Remove all cables Put PDP on service stands Remove screws holding the aluminium frame PDP in service position 1 2 3 20x A B O C E N T E R v H E N R I K S E N S E L E K T R O N I...

Page 21: ...5 PDP in service position Remove screws holding the backcover Remove screws holding the iron frame 14x 11x A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 22: ...cables Remove screws Remove contrast screen and plasma frame 5 2 PDP in service position Pull out plasma frame SSP34 JP34 2x 16x JP8 Remove screws A B O C E N T E R v H E N R I K S E N S E L E K T R...

Page 23: ...5 Remove contrast screen and plasma frame Remove screws Pull out constrast screen 2x 4x Remove screws for Front SW Remote receiver A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 24: ...pull off Fan C1 Z SU SC D2 D1 SD H3 C9 C6 H HZ 3x 8x 5x CAP1 CAP0 CAP3 CAP2 CAP1 Placement of PCB C1 Remove plugs CAP0 and 1 and open plugs CAP1 3 Remove screws at cable holders and remove cables Rem...

Page 25: ...e upper center 5 2 PDP in service position 6x 5x Placement of PCB C2 CAP3 CAP1 CAP2 CAP0 CAP4 CAP5 CAP6 CAP5 CAP4 CAP7 Remove screws at cable holders and remove cables Remove screws at PCB C2 A B O C...

Page 26: ...ews for Fans and pull off Fans Remove plugs CAP1 3 and 5 and open plugs CAP8 11 Remove screws at cableholders and remove cables Remove screws at PCB C3 6x 8x 5x CAP5 CAP11 CAP10 CAP9 CAP8 CAP3 CAP1 Pl...

Page 27: ...ull PDP off Service foot and bracket Replace PCB C4 Data drive lower right Remove screw and remove PCB H3 5 2 PDP in service position CBP2 CBP4 CBP3 CBP1 4x 1x H3 Placement of PCB C4 A B O C E N T E R...

Page 28: ...move screws at cableholders and remove cables Remove screws at PCB C4 Replace PCB C4 Data drive lower right Open plugs 8x 5x CBP8 CBP9 CBP10 CBP11 A B O C E N T E R v H E N R I K S E N S E L E K T R O...

Page 29: ...er center Remove plugs on PCB J 5 2 PDP in service position Remove cables on PCB C5 Open plugs CBP1 CBP3 CBP7 CBP6 CBP5 CBP0 CBP2 CBP4 CBP5 4x JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP10 JP14 CBP8 GND Placem...

Page 30: ...5 12 Remove screws at cableholders and remove cables Remove screws at PCB C5 Replace PCB C5 Data drive lower center 8x 5x A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 31: ...and remove PCB H3 Remove plugs and remove screws at bracket 4x C6P0 C6P1 1x H3 Placement of PCB C6 Remove screws at input housing and remove Remove plugs on PCB J 4x JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP...

Page 32: ...ta drive lower left Pull PDP off Service foot and bracket 6x 5x CBP1 CBP2 CBP3 Open plugs Remove screws at cableholders and remove cables Remove screws at PCB C6 A B O C E N T E R v H E N R I K S E N...

Page 33: ...Remove cables Remove screw and move PCB PF to one side 5 2 PDP in service position Remove screws Remove cables DP31 DP32 DP33 DP34 1x DP01 DP03 DP05 DP20 DP25 6x 4x Placement of PCB C6 A B O C E N T E...

Page 34: ...at input housing Remove plugs on PCB J 4x JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP10 JP14 GND 8x 6x Remove screws at backside of PCB J and remove PCB J Remove screws on input housing and open Placement of P...

Page 35: ...5 17 4x 1x Remove screws on the bottom Remove screw on PCB HX Replace PCB HX PC type input terminal A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 36: ...al 5 2 PDP in service position Assemble service stand Placement of PCB HR 4x AUDIO PC IN SERIAL Slot 2 1 2 3 Put PDP on service stands Remove screws from slot Pull out DVI PCB A B O C E N T E R v H E...

Page 37: ...in service position Remove screws at input housing Remove plugs on PCB J 4x JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP10 JP14 GND 8x Remove screws at backside of PCB J and remove PCB J Placement of PCB J A B...

Page 38: ...P5 PP9 Replace PCB P Power supply 5 2 PDP in service position Remove screws for shield Placement of PCB P Remove plugs on PCB P PP2 PP11 Remove cables from holders Remove screws A B O C E N T E R v H...

Page 39: ...21 Replace PCB PB Fan control 5 2 PDP in service position Remove plugs on PCB PB Placement of PCB PB PBP31 PBP35 PBP33 PBP30 1x Remove screw A B O C E N T E R v H E N R I K S E N S E L E K T R O N I...

Page 40: ...out 5 2 PDP in service position Remove PCB SU Placement of PCB SC 3x SCP20 9x 3x SCP45 SCP46 SCP2 1 2 SU SU 1 2 SD SD SCP23 Remove PCB SD Remove plugs Remove screws A B O C E N T E R v H E N R I K S E...

Page 41: ...lower 5 2 PDP in service position Remove PCB H3 Placement of PCB SC 3x SCP46 1 2 SD SD Remove PCB SD from PCB SC 1x H3 SDP1 SDP2 SDP3 SDP4 Remove cables from backside of PCB SD A B O C E N T E R v H E...

Page 42: ...Placement of PCB SS SSP11 SSP12 SSP35 SSP34 SSP44 SSP42 7x SSP53 SSP51 SSP52 SSP54 SSP53 SSP51 SSP52 SSP54 5 25 Remove cable from PCB SS2 5 26 Remove cable from PCB SS3 Open plugs Remove screws Gently...

Page 43: ...PCB SS2 Scan connection upper 5 2 PDP in service position Remove cable Placement of PCB SS2 SS2P23 SS2P55 2x SS2P55 Open plug Remove screws Remove cable A B O C E N T E R v H E N R I K S E N S E L E K...

Page 44: ...5 26 Replace PCB SS3 Scan connection lower 5 2 PDP in service position Remove cable Placement of PCB SS3 SS3P22 SS3P56 2x SS3P56 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 45: ...P1 SUP2 SUP3 SUP4 Replace PCB SU Scan connection upper 5 2 PDP in service position Remove PCB SU from PCB SC Placement of PCB SU 3x SCP45 1 2 SU SU A B O C E N T E R v H E N R I K S E N S E L E K T R...

Page 46: ...5 28 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 47: ...x 768 x R G B 4 098 768 dots Operations condition Temperature 0 C 40 C 32 F 104 F Humidity 20 80 Max altitude 760 hPa or above Connections PC Input HIGH DENSITY Mini D SUB 15PIN VGA SVGA XGA SXGA UXG...

Page 48: ...5 Hz 1 600 1 200 60 Hz 1 600 1 200 65 Hz 1 066 600 60 Hz 1 366 768 60 Hz Macintosh13 640 480 Macintosh16 832 624 Macintosh21 1 152 870 Seriel Input D Sub 9 PIN RS 232 Pin 1 NC Pin 2 R X D Pin No Pin 3...

Page 49: ...on Applicable input signal name 525 480 60p 625 576 50p 750 720 60p 750 720 50p 1125 1080 60i 1125 1080 50i 640 480 60Hz 852 480 60Hz 800 600 60Hz 1024 768 60Hz 1066 600 60Hz 1366 768 60Hz 1024 768 50...

Page 50: ...6 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 51: ...EU 6100028 Mains cable I 6100029 Mains cable CH 6100035 Mains cable UK 6100033 Mains cable AUS 6100052 Mains cable US 6100117 Mains cable JP 6100119 Mains cable KOR 9007 3451467 Contrast screen 9008...

Page 52: ...aker Terminal J 8002802 PCB J Slot Interface SYNC processor P 8003066 PCB P Power Supply PB 8002809 PCB PB Fan Control SC 8002850 PCB SC Scan Out SD 8002851 PCB SD Scan Connection Lower SS 8003070 PCB...

Page 53: ...box top bottom 9302 3396268 Set of 4 foam corners 9303 3392307 Outer box side 9304 3392312 Carton f PDP 9306 3392303 Pallet 9307 3392797 Carton bottom f PDP 9308 3396275 Foam middle consists of top an...

Page 54: ...bracket f IR sensor 3390519 Bag w rear plate f IR sensor 6270758 Wire f IR sensor 5m 8089110 IR sensor See Retail System Wall bracket 1407166 Wall bracket 1407866 3507702 Guide 3390050 Bag w parts 339...

Page 55: ...DIGITAL SIGNAL PROCESSOR SUS STB3 3V STBY5V 1 2V 3 3V DIG12V 15V ON OFF DC_DC J CONVERTER SLOT I F 5V STB_PS 9V STB_PS_ON 3 3V SS F_STB_14V SPEAKER TERMINAL S34 PB30 SS22 SOS1 AVR CONTROL CONTROL SS23...

Page 56: ...BUFFER IC7201 BUFFER IC7203 BUFFER BUFFER IC7204 BUFFER IC7205 CLK3 CLK2 DU14 DU15 DD16 DD17 DD20 DD21 DD12 DD13 40 CLK3 DD14 DD15 CLRD ODEU CLK2 41 DD18 DD19 51 26 27 DU12 DU13 DU10 DU11 DU8 DU9 LEU...

Page 57: ...SOS2 UML UMH DD6 1 C42 C44 Vda 75V 78V_L VDAL 12 CLK21 CLK11 CLK21 CLK11 LE10 CLK22 CLK12 LE9 CLK22 LE8 CLK12 VDD2 VDD2 VDD2 VDD2 BUFFER IC7401 BUFFER BUFFER IC7404 CLOCK Front View 78V_R 78V_R 5V 5V...

Page 58: ...K RESET 2 NRST RXD_PC D4 15 29 56 OSD_YS RX2 S 144 109 55 2 5V 36 IICBUS 53 1 5V SOS RX2 M 21 RXC S D5 105 1 RX1 S 2 28 12 97 CLAMP IIC_INT Q9502 D25 D15 IICBUS DRVRST_5V 51 NRST 9 EEPROM 95 116 OSD_C...

Page 59: ...U16A U18C LEU 58 CLK9 P 5V A11 DOUTD0A DOUTD21C RST DOUTD9C TDO DOUTU0A IC9102 DOUTU7C CLK3 12 CLK5 CONFIG_SEL1 TRST D10 LED Q9304 TO C25 2 SUSTAIN DATA 6bit IC9306 CLK1 3 3V 5V D33 8 P 5V Q9303 DMHL...

Page 60: ...NE H37 VCC 16 S_CLOCK3 17 IC2302 3 1 VCC 16 DR15V 4 AUDIO R AVR 9V AUDIO MUTE R IC802 AUDIO 12V DIG 12V AMP_STB_SW 4 SLOT INTERFACE SYNC PROCESSOR SOUND PROCESSOR S_DATA3 3 38 IC8100 3 SP_L 1 1 1 8 8...

Page 61: ...N S_CLOCK3 PC VD_HX R PR M DPMS_VD AUDIO R AC_CS M AUDIO SELECT AG_HD_M A38 AF_VD_HX LAN 15V S_DATA3 57 RESET TXD_TU SBI TX3 M VD M LAN 15V PRout1 AUDIO IN L AUDIO MUTE POWER_STATUS AA_SDA3 2 AF_HD_HX...

Page 62: ...C ON 12VC P2 Q601 DC 12VC 1 ZD601 MC604 LIVE 25 5 STB5V 2 RECTIFIER STB POWER CONTROL 10 S5A D602 1 V4 P9 1 11 ZD404 14 VR451 2 2 MC401 STB_OUT 9 5 RLY V3 D501 S2B BIAS 8 L602 5 6 P11 TO J10 16 3 11 4...

Page 63: ...FAN FAN PC HD PC HD PC B PC G PC VD PC G PC B PC R PC VD PC R JK3511 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 JK3509 1 2 3 4 5 8 9 6 7 JK3513 IC3502 9V STB5V PC_AUDIO_IN_R 5V 5 1 8 13 9 6 TO J14 PC HD_HX 1...

Page 64: ...CN VSCN VSCN VSCN VSCN Scan Drive Board SC SC42 SC41 SD42 SU41 D6415 GREEN LED SC SC CPH 4 T6802 Q6816 PC6813 Q6817 Q6818 IC6814 Q6670 6 5 Q6658 Q6666 Q6667 15 5 20 CMH 8 12 13 CEL Q6413 Q6412 CLK SIU...

Page 65: ...CAN ELECTRODES C75 64 PIN C74 B1 C73 91 C51 CL 89 Vf5 SHIFT RESISTOR Vf 85 A16 84 C80 Vf 88 40 LATCH A48 SELECTOR C10 Vf5 88 92 B48 PRO B2 OUTPUT 64 PIN 93 A32 C41 CLK 85 Vfo C48 82 C49 C11 C38 C37 C3...

Page 66: ...R L6010 12 DSLL 5 SS42 GENERATOR 1 2 Vo 4 14 VDAL 78V L IC6100 1 FET DRIVER VDAL 78V L Q6256 IC6250 C35 FET DRIVER Sustain Drive Board DMHL 2 IC6020 12 Q6011 SS Q6010 8 Q6031 Q6030 TO P12 15 14 Q6020...

Page 67: ...Vf VSCN VF5V A7 10 A41 Vf PRO FCL A71 PRO A73 A8 A1 A42 VF5V A31 FSI VSCN 9 Vfo 8 6 4 Vfo SC41 Vf FCLK FCLK TO A32 FCL CLK FSI PRO SU45 A33 SI Vf5 7 SC45 A72 A40 2 A30 5 39 7 8 5 3 4 9 1 4 40 83 82 3...

Page 68: ...R1513 SW061 6 3 V15 1 LED R REMOTE RECIEVER LED G STB 3 3V REMOTE_IN LED_R LED_G TO J2 V2 KEY SWITCH VOL UP F R T V V T N W O D L O V V1 STR TO J15 KEY SW POWER LED 2 1 V2 REMOTE RECIEVER 1 3 STB PS...

Page 69: ...A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

Page 70: ...Bang Olufsen DK 7600 Struer Denmark Phone 45 96 84 11 22 Fax 45 97 85 39 11 3538036 04 06 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K...

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