manualshive.com logo in svg

Barco GRAPHICS 1209S, Service Manual

Share
Download
Barco GRAPHICS 1209S Service Manual Download Page 64

Date : 10/02/98    R762719

RGB input+Switching module

R762719

26

Parts listing

D209 P234099

D#4148           R DMMELF

1

D210 P234055

D#BAT54        SCH SOT23

1

D211 P234055

D#BAT54        SCH SOT23

1

D300 P234259

D#BA682     S035A1 DMMELF

1

D301 P234099

D#4148           R DMMELF

1

D302 P234099

D#4148           R DMMELF

1

D303 P234259

D#BA682     S035A1 DMMELF

1

D304 P234099

D#4148           R DMMELF

1

D305 P234259

D#BA682     S035A1 DMMELF

1

D306 P234259

D#BA682     S035A1 DMMELF

1

D307 P234259

D#BA682     S035A1 DMMELF

1

D308 P234259

D#BA682     S035A1 DMMELF

1

D309 P234099

D#4148           R DMMELF

1

D310 P234055

D#BAT54        SCH SOT23

1

D311 P234055

D#BAT54        SCH SOT23

1

D400 P234259

D#BA682     S035A1 DMMELF

1

D401 P234099

D#4148           R DMMELF

1

D402 P234099

D#4148           R DMMELF

1

D403 P234259

D#BA682     S035A1 DMMELF

1

D404 P234099

D#4148           R DMMELF

1

D405 P234259

D#BA682     S035A1 DMMELF

1

D406 P234259

D#BA682     S035A1 DMMELF

1

D407 P234259

D#BA682     S035A1 DMMELF

1

D408 P234259

D#BA682     S035A1 DMMELF

1

D409 P234099

D#4148           R DMMELF

1

D410 P234055

D#BAT54        SCH SOT23

1

D411 P234055

D#BAT54        SCH SOT23

1

D500 P234099

D#4148           R DMMELF

1

D501 P234099

D#4148           R DMMELF

1

D502 P234099

D#4148           R DMMELF

1

D503 P234099

D#4148           R DMMELF

1

D504 P234099

D#4148           R DMMELF

1

D505 P234099

D#4148           R DMMELF

1

D506 P234099

D#4148           R DMMELF

1

D507 P234099

D#4148           R DMMELF

1

D508 P234099

D#4148           R DMMELF

1

D509 P234099

D#4148           R DMMELF

1

D510 P234099

D#4148           R DMMELF

1

D511 P234099

D#4148           R DMMELF

1

D512 P234099

D#4148           R DMMELF

1

D513 P234099

D#4148           R DMMELF

1

D514 P234099

D#4148           R DMMELF

1

D515 P234099

D#4148           R DMMELF

1

D516 P234099

D#4148           R DMMELF

1

D517 P234099

D#4148           R DMMELF

1

D518 P234099

D#4148           R DMMELF

1

D519 P234099

D#4148           R DMMELF

1

D520 P234099

D#4148           R DMMELF

1

D521 P234099

D#4148           R DMMELF

1

D522 P234099

D#4148           R DMMELF

1

D523 P234099

D#4148           R DMMELF

1

D524 P234099

D#4148           R DMMELF

1

D525 P234099

D#4148           R DMMELF

1

D526 P234099

D#4148           R DMMELF

1

D527 P234099

D#4148           R DMMELF

1

D528 P234099

D#4148           R DMMELF

1

D529 P234099

D#4148           R DMMELF

1

D530 P234099

D#4148           R DMMELF

1

D531 P234099

D#4148           R DMMELF

1

D600 P234099

D#4148           R DMMELF

1

D601 P234099

D#4148           R DMMELF

1

D602 P234099

D#4148           R DMMELF

1

D603 P234099

D#4148           R DMMELF

1

D605 P234055

D#BAT54        SCH SOT23

1

D606 P234055

D#BAT54        SCH SOT23

1

D607 P234055

D#BAT54        SCH SOT23

1

D608 P234099

D#4148           R DMMELF

1

D609 P234099

D#4148           R DMMELF

1

D610 P234099

D#4148           R DMMELF

1

D611 P234099

D#4148           R DMMELF

1

D612 P234099

D#4148           R DMMELF

1

D613 P234099

D#4148           R DMMELF

1

D614 P234099

D#4148           R DMMELF

1

D615 P234055

D#BAT54        SCH SOT23

1

D616 P234055

D#BAT54        SCH SOT23

1

D617 P234055

D#BAT54        SCH SOT23

1

D619 P234063

D#LED LGS260   GRE SOT23

1

D620 P234063

D#LED LGS260   GRE SOT23

1

D621 P234099

D#4148           R DMMELF

1

D622 P234063

D#LED LGS260   GRE SOT23

1

D623 P234099

D#4148           R DMMELF

1

D624 P234099

D#4148           R DMMELF

1

D625 P234063

D#LED LGS260   GRE SOT23

1

D626 P234099

D#4148           R DMMELF

1

D627 P234063

D#LED LGS260   GRE SOT23

1

D628 P234055

D#BAT54        SCH SOT23

1

D629 P234063

D#LED LGS260   GRE SOT23

1

D630 P234055

D#BAT54        SCH SOT23

1

D631 P234055

D#BAT54        SCH SOT23

1

D632 P234099

D#4148           R DMMELF

1

D633 P234219

D#BZV87-1V4    STA DMMELF

1

D634 P234063

D#LED LGS260   GRE SOT23

1

D700 P234099

D#4148           R DMMELF

1

D701 P234099

D#4148           R DMMELF

1

D702 P234099

D#4148           R DMMELF

1

D703 P234099

D#4148           R DMMELF

1

D800 P234055

D#BAT54        SCH SOT23

1

D801 P234055

D#BAT54        SCH SOT23

1

D802 P234099

D#4148           R DMMELF

1

D803 P234099

D#4148           R DMMELF

1

D804 P234099

D#4148           R DMMELF

1

D805 P234099

D#4148           R DMMELF

1

D806 P234099

D#4148           R DMMELF

1

D807 P234099

D#4148           R DMMELF

1

D808 P234099

D#4148           R DMMELF

1

D809 P234099

D#4148           R DMMELF

1

D810 P234099

D#4148           R DMMELF

1

D811 P234099

D#4148           R DMMELF

1

D812 P234099

D#4148           R DMMELF

1

D813 P234099

D#4148           R DMMELF

1

D814 P234099

D#4148           R DMMELF

1

D815 P234099

D#4148           R DMMELF

1

D816 P234055

D#BAT54        SCH SOT23

1

I  1

P230021

U#74HC04         SO14   I

1

I  2

P230628

U#74HCT153       SO16   I

1

I  3

P230628

U#74HCT153       SO16   I

1

I  4

P230153

U#74HC32         SO14   I

1

I  5

P230628

U#74HCT153       SO16   I

1

I  6

P230231

U#74HC08         SO14   I

1

I  7

P230343

U#74AC02         SO14   I

1

I  8

P230287

U#74HC20         SO14   I

1

I  9

P230287

U#74HC20         SO14   I

1

I100

P230328

U#064     TL     SO14   I

1

I101

P231013

U#3046    CA     SO14   I

1

I200

P231233

U#1100    HFA    SO8    I

1

I201

P231230

U#2-20    MSWA   SO8    I

1

I202

P230100

U#3080    CA     SO8    P

1

I203

P230006

U#062     TL     SO8    P

1

I300

P231233

U#1100    HFA    SO8    I

1

I301

P231230

U#2-20    MSWA   SO8    I

1

I302

P230100

U#3080    CA     SO8    P

1

I303

P230006

U#062     TL     SO8    P

1

I400

P231233

U#1100    HFA    SO8    I

1

SIT.

ITEM NO. DESCRIPTION

QUANTITY

SIT.

ITEM NO. DESCRIPTION

QUANTITY

Summary of Contents for GRAPHICS 1209S

Page 1: ...Asic R7625115 11 DeflectionSwitching R762457 12 Sync Vertical Deflection R7621127 Sub Unit R7621127S 1 13 HorizontalDeflection R7621085 Sub Unit R7621085S SECTION 14 Mag Focus Hor Shift R762271 Sub Un...

Page 2: ...BARCO PROJECTION SYSTEMS GRAPHICS 1209S 90 00972 230V AC 90 00977 120V AC SERVICE MANUAL Date 10 02 1998 Revision 00 Order No R5975139...

Page 3: ...on12 Sub unit V_Hold R7621127S section 12 HDTVInterface Option R762268T section 12 Orbiting Option R762268U section 12 Horizontaldeflection R7621085 section13 Sub Unit R7621085S section 13 Mag Focus H...

Page 4: ...BARCO PROJECTION SYSTEMS GRAPHICS 1209S 90 00972 230V AC 90 00977 120V AC SAFETY NOTICE...

Page 5: ...ervicing this apparatus it is important that the service technician read and follow the SAFETY PRECAUTIONS and PRODUCT SAFETY NOTICES in this Service Manual SAFETY NOTICE Components identified by or h...

Page 6: ...adiation protection function they must be correctly in place After replacement of any X ray radiation related safety compo nents marked in this manual with an the EHT voltage board must be checked 2 R...

Page 7: ...this apparatus and or any of its electrical assemblies unless all solid state device heat sinks are correctly installed 6 Always connect the test instrument ground lead to the appropriate instrument c...

Page 8: ...e component lead until the solder melts c Quickly draw away the melted solder with an anti static suction type solder removal device or with solder braid CAUTION Work quickly to avoid overheating the...

Page 9: ...BARCO PROJECTION SYSTEMS GRAPHICS 1209S 90 00972 230V AC 90 00977 120V AC GENERAL INFORMATION...

Page 10: ...ical correction with stepless adjustment for optimal optical focus for projection under non standard angles A series of options for multi screen applications non standard projection angles Different l...

Page 11: ...ism which guarantees razor sharp projected images even at maximum contrast levels Super high definition fully colour corrected liquid coupled F1 15 lenses provide outstanding image contrast Several ty...

Page 12: ...ness Geometry per source password protectable Convergence per source password protectable An optional executive remote control unit is available for control of source switching and user settings per s...

Page 13: ...stem R9827341 Without pulley system R9827342 Sturdy transportable flight case R9827650 Special add in boards Contrast modulation kit R9828145 Orbiting kit R9827781 BCL link R9827862 Convergence on gre...

Page 14: ...BARCO PROJECTION SYSTEMS GRAPHICS 1209S 90 00972 230V AC 90 00977 120V AC PARTS LIST ON BOARD LEVEL PARTS LIST ON COMPONENT LEVEL...

Page 15: ...NIT STBY 16 R762514 DYNAMICASTIGMATISM 15 R762519 CONVERGENCE OUTPUT 15 R762518 CONVERGENCEDRIVER R7625128 GREENCONVERGENCEDRIVER 14 R762271 MAGNETIC FOCUS HOR SHIFT R762271S SUB UNIT VH P 13 R7621085...

Page 16: ...Date 10 02 1998 Parts List 21 Projector Power Input Module Rack Projector Rear View 18 modulecover removed Projector Power Input Module SHEETREFERENCENO 18 R762284 POWER INPUT SHEETREFERENCENO 21 R76...

Page 17: ...LIST ON MODULE LEVEL 3 GRAPHICS 1209S Date 10 02 1998 Parts List Projector Fan Conn Deflection switching 11 R762457 DEFLECTIONSWITCHING SHEETREFERENCENO 11 Lens 21 R762285 FAN CNN R762286 FANCNN 11 21...

Page 18: ...s List Projector CRT Units 19 R762718 EHT SPLITTER SHEETREFERENCENO 09 R762839 RGBOUTPUTAMPLIFIER R762721S RGBOUTPUTSOCKET R7628162 CRTUNITRED R7628165 CRTUNITGREEN R7628166 CRTUNITBLUE 11 R762457 DEF...

Page 19: ...LE LEVEL 5 GRAPHICS 1209S Date 10 02 1998 Parts List 21 10 R7625115 CONTROLLER ASIC SHEETREFERENCENO 21 R7627591 FRAME R762285 FANCNN R762286 FANCNN 10 Projector Controller Module Fan Conn modulecover...

Page 20: ...8 Parts List 16 R762514 DYNAMICASTIGMATISM 15 R762519 CONVERGENCE OUTPUT 15 R762518 CONVERGENCEDRIVER R7625128 GREENCONVERGENCEDRIVER Projector Convergence Dynamic Astigmatism 23 R762510 RS232 COMM IN...

Page 21: ...PARTS LIST ON MODULE LEVEL 7 GRAPHICS 1209S Date 10 02 1998 Parts List 4 4 4 RCU with Control Button RCU with Control Stick RCU with arrow keys Sheet reference R791664 Transmitter Infra Red 04...

Page 22: ...85094 CD CT FTFT P 9 480 1 R3495085 CD CT FTFT P 8 450 1 R3615075 SCR HILO_R 3 2X 7 9STZB 1 R3619265 SCR D965 M 4 X 16 STZB 2 R3619265 SCR D965 M 4 X 16 STZB 6 R3619285 SCR D965 M 4 X 20 STZB 4 R36212...

Page 23: ...F 0W12 0805 3 P201123 R CE H 33K F 0W12 0805 12 P201124 R CE H 36K F 0W12 0805 3 P201125 R CE H 39K F 0W12 0805 4 P201127 R CE H 47K F 0W12 0805 35 P201129 R CE H 56K F 0W12 0805 14 P201130 R CE H 62K...

Page 24: ...281 R MF H200E F 0W4 E3 2 R101529 R MF H270E F 0W4 E3 9 R101530 R MF H330E F 0W4 E3 5 R101531 R MF H390E F 0W4 E3 4 R101532 R MF H470E F 0W4 E3 17 R101533 R MF H560E F 0W4 E3 8 R101534 R MF H680E F 0W...

Page 25: ...0W5 B DO35 8 R131740 D ZEN 12V 0W5 C DO35 4 R131742 D ZEN 6V8 0W5 C DO35 2 R131743 D ZEN 8V2 0W5 C DO35 7 R131744 D ZEN 5V6 0W5 C DO35 1 R131745 D ZEN 18V 1W3 C DO41 1 R131754 D ZEN 3V3 0W5 C DO35 6 R...

Page 26: ...R MF H 1M F 0W6 E4 1 V1026085 R MF H121E F 0W6 E4 7 V1026086 R MF H 1K21F 0W6 E4 4 V1026087 R MF H 12K1 F 0W6 E4 6 V1026088 R MF H121K F 0W6 E4 4 V1026089 R MF H 1M21F 0W6 E4 4 V1026174 R MF H 15E F 0...

Page 27: ...GRAPHICS 1209S Date 10 02 1998 Parts List lens R130948 BARCOGRAPHICS 1209S projector support R803206 bottom cover R722533 top cover R722534 hinge R722016 hinge R721721 hinge fixation plate R800307 scr...

Page 28: ...BARCO PROJECTION SYSTEMS GRAPHICS 1209S 90 00972 230V AC 90 00977 120V AC SERVICE SHEETS...

Page 29: ...and possible on the same Those symbols represent a signal name which is bidirectional and used on other sheets Explanation about sheet pointer text The sheet pointer text gives us the sheet number an...

Page 30: ...ransmitter RCU Remote Control Unit R791664 Date 16 11 97 R791664 1 SERVICE SHEET Infra Red Remote Control Unit R791664 RCU with Control stick RCU with Control button RCU with arrow keys R791664 Rev 03...

Page 31: ......

Page 32: ......

Page 33: ...options Option III alle commands are sent with address 10 Option free address selection Command table of the infrared transmitter IC SAA 1250 Command Input code Option III Free Address Selection No a...

Page 34: ...able above the SAA 1250 operates in two modes which are determined via the OA and OB address input see table on preceding page The first command is given about 20ms after contact actuation All followi...

Page 35: ...20ms after key depression further signals every 130ms The commands can be transmitted consecutively to various addresses with free address selection In this mode the required address must be initiall...

Page 36: ...34205 D 20 SMC S DISCH BAT54C SOT23 P234205 D 21 SMC S DISCH BAT54C SOT23 P234099 D 22 SMC S DIO 4148 P234099 D 23 SMC S DIO 4148 13 7371 I 1 U 1250 SAA DIP24 PIRTRA 31 30422 J J PHN FBS D 2 5MON P 31...

Page 37: ...16666 D LED D5 T IR 89A2 6 13 2910 Q BS170 FN SS TO92 060A5 1 13 7371 U 1250 SAA DIP24 PIRTRA 1 31 30422 J PHN FBS D 2 5MON P 1 31 3196 J BAT NWS P 2 9V 1 32 70005 BAT 9V 6F22 ALK 0A525 1 36 15075 SC...

Page 38: ...SOT23 1 D 19 R131662D LED D3 T RD 1 D 20 P234205D BAT54C SCH SOT23 1 D 21 P234205D BAT54C SCH SOT23 1 D 22 P234099D 4148 R DMMELF 1 D 23 P234099D 4148 R DMMELF 1 I 1 R137371U 1250 SAA DIP24 P 1 J R31...

Page 39: ...1 D 19 R131662 D LED D3 T RD 1 D 19 P234063 D LED LGS260 GRE SOT23 1 D 20 P234205 D BAT54C SCH SOT23 1 D 21 P234205 D BAT54C SCH SOT23 1 D 22 P234099 D 4148 R DMMELF 1 D 23 P234099 D 4148 R DMMELF 1 I...

Page 40: ...Date 10 02 98 R762719 RGB input Switching module R762719 1 SERVICE SHEET R762719 Rev 00 RGB Input Switching module Quad Decoder RGB Input Switching module Quad Decoder...

Page 41: ......

Page 42: ......

Page 43: ......

Page 44: ......

Page 45: ......

Page 46: ......

Page 47: ......

Page 48: ......

Page 49: ......

Page 50: ......

Page 51: ......

Page 52: ......

Page 53: ..._P1 BRT_P 2 1us ABL IC2 Inverter IC2 Inverter BRT_P2 2 1us IC3 Inverter IC3 Inverter ABL_BL 20us IC3 Inverter ABL_MP 20us 0 1 G0 3 MUX EN 0 1 2 3 9 VID RGsB Q1 COIN IC2 Inverter SC CLAMP CS_INV IC2 In...

Page 54: ...e 10 02 98 R762719 RGB input Switching module R762719 16 Blockdiagram 6XSSRUW VLJQDOV 9LGHR Q LQH O EDFN XV 57B3 57B3 57B3 XV 6B 19 6 ODPS ODPS 6 QF RQ UHHQ XV XV ODPS 9LGHR 6 9LGHR ODPS 6 QF 6HSHUDWH...

Page 55: ...Switching module R762719 17 Blockdiagram 6XSSRUW VLJQDOV 9 L G H R 6 Q F Q S X W 7 3 B B 0 3 5 7 B 3 5 7 B 3 5 7 B 3 P H D V X U H P H Q W O H D N D J H F X U U H Q W P H D V X U H P H Q W F D W K R G...

Page 56: ...or the RGB Input Driver module P400 B P300 G GAIN adjustment 1 Adjustments on the module Adjustment of the GAIN for Red P200 Green P300 and Blue P400 Adjustment of the duty cycle of the Horizontal Osc...

Page 57: ...RGB S Connectoneprobeofthedoublebeamoscilloscopetothe RED_IN signal and the other to RED_OUT pin 1 of the boardconnectorJ250 AdjustthepotentiometerP200forasignalaspectratioIn Out of 1 B2 Input GAIN ad...

Page 58: ...Connections Control LED s on the module Connections Control LED s on the module HDTV COMP_VID RGB RGSB S VID VID PORT_3 Green LED Mute RedLED J741 to_SCANDOUBLER J3 from_PORT_3 J6 from_CONTROLLER J7 n...

Page 59: ...amp pulses to RGB driver pin 2 VS 1Vpp Output Vertical Sync Pulses to Vert Deflection pin 4 HS 1Vpp Output Hor Composite Sync Pulses to Vert Deflection pin 7 Y IN 1Vpp Ext Luma signal input Source 2 p...

Page 60: ...1 GND GROUND pin 2 R Y _DEC 75 Input R Y fromDecoder pin 3 GND GROUND pin 4 Y_DEC 75 Input Y from Decoder pin 5 GND GROUND pin 6 B Y _DEC 75 Input B Y fromDecoder pin 7 GND GROUND Connector J741 to l...

Page 61: ...B input Switching module R762719 23 Measurement contacts Measurement contacts MP10 MP5 MP7 MP9 MP8 MP3 MP4 MP6 MP2 MP1 MP808 MP807 MP815 MP811 MP814 MP810 MP813 MP806 MP809 MP801 MP13 MP12 MP11 MP800...

Page 62: ...16 1206 1 C120 P210178 C Y5V MU 1M Z 16 1206 1 C121 P210178 C Y5V MU 1M Z 16 1206 1 C122 P210213 C Y5V MU 100N Z 25 0805 1 C123 P210213 C Y5V MU 100N Z 25 0805 1 C124 R111510 C EL RA 22M M 25E2 85 1 C...

Page 63: ...08 P210041 C X7R MU 10N K 50 0805 1 C809 R111548 C EL RA 2M2M 50E2 85 C810 R111510 C EL RA 22M M 25E2 85 C811 P210045 C X7R MU 47N K 50 1206 1 C812 P210122 C X7R MU 100N K 50 1206 1 C813 P210213 C Y5V...

Page 64: ...P234055 D BAT54 SCH SOT23 1 D606 P234055 D BAT54 SCH SOT23 1 D607 P234055 D BAT54 SCH SOT23 1 D608 P234099 D 4148 R DMMELF 1 D609 P234099 D 4148 R DMMELF 1 D610 P234099 D 4148 R DMMELF 1 D611 P234099...

Page 65: ...P232044 Q BC859B P SS SOT23 1 Q 4 P232044 Q BC859B P SS SOT23 1 Q 5 P232044 Q BC859B P SS SOT23 1 Q 6 P232044 Q BC859B P SS SOT23 1 Q 7 P232079 Q BSS84 F SS SOT23 1 Q 8 P232043 Q BC849B N SS SOT23 1 Q...

Page 66: ...F 0W12 0805 1 R 23 P201101 R CE H 3K9 F 0W12 0805 1 R 24 P201103 R CE H 4K7 F 0W12 0805 1 R 25 P201115 R CE H 15K F 0W12 0805 1 R 26 P201115 R CE H 15K F 0W12 0805 1 R 27 P201104 R CE H 5K1 F 0W12 080...

Page 67: ...CE H 56E F 0W12 0805 1 R233 P201057 R CE H 56E F 0W12 0805 1 R234 P201076 R CE H360E F 0W12 0805 1 R235 P201095 R CE H 2K2 F 0W12 0805 1 R236 P201087 R CE H 1K F 0W12 0805 1 R237 P201063 R CE H100E F...

Page 68: ...CE H100K F 0W12 0805 1 R517 P201079 R CE H470E F 0W12 0805 1 R518 P201117 R CE H 18K F 0W12 0805 1 R519 P201135 R CE H100K F 0W12 0805 1 R520 P201075 R CE H330E F 0W12 0805 1 R521 P201039 R CE H 10E...

Page 69: ...12 0805 1 R834 P201111 R CE H 10K F 0W12 0805 1 R835 P201111 R CE H 10K F 0W12 0805 1 R836 P201101 R CE H 3K9 F 0W12 0805 1 R837 P201103 R CE H 4K7 F 0W12 0805 1 R838 P201079 R CE H470E F 0W12 0805 1...

Page 70: ...Date 10 02 97 R762745 QUAD Decoder Comb_Filter R762745 1 SERVICE SHEET RGB Input Switch module Quad Decoder RGB Input Switch module Quad Decoder...

Page 71: ......

Page 72: ......

Page 73: ......

Page 74: ......

Page 75: ......

Page 76: ...GB Input Switch and Quad Decoder 1 2 3 4 1 2 3 4 Interconnection 5 5 5 QSXW 6ZLWFKLQJ 4XDG HFRGHU 5 B HF B HF B HF 6 6B HF 9 6 B 9LG 9LG XPD XH KURPD 6 9LGHR 6 6 5 IURP QSXWV IURP HFRGHU 9 6 B 9LG 9LG...

Page 77: ...at a high level The filters for the Luma signal are an all pass a rejectoraround4 43MHzandaLumaCombfilter viaQ41 ThefiltersfortheChroma signal are a high Pass 2 5MHz a Chroma Comb filter via Q40 and a...

Page 78: ...or has three inputs VID IN C IN and Y IN There are two PLL s in the IC The first one generates a stable Burst Gate Pulse The secondonegeneratesasamplingfrequencyof4xFsc 4timesthecoloursubcarrier requi...

Page 79: ...r application theanaloginputsandoutputsareused Aspin10INSLishereatgroundlevelforVideo PAL N3andN4 weuse activate theanaloginputsandoutputs Fortheothermodes see table Filter switching pin 10 is at high...

Page 80: ...arpness signal The signal is delayed twice by means of two delay lines of 180ns A combination of signals produce on the junction R62 R65 and R68 the max neg sharpness signal whereasonthejunctionR52 R5...

Page 81: ...ut e g an electronic NTSC3 58 test video signal if there is no colour adjust trimming capacitor C13 for color display Final adjustment of the trimming capacitors C11 and C13 is explained in the adjust...

Page 82: ...at remove the short circuit 3 Chroma rejector Secam L20 Connect to the VIDEO input e g an electronic SECAM test video signal connect an oscilloscope to the capaci tor C22 adjust the core of coil L20 f...

Page 83: ...Lower track 1 incorrect setting 2 correct setting Connect to the VIDEO input e g an electronic SECAM test video signal connect the oscilloscope to the coil L11 B Y adjust L12 so that the level of the...

Page 84: ...A 10M M 16 6032 1 C 65 P210021 C COG MU 100P J 50 0805 1 C 66 P210021 C COG MU 100P J 50 0805 1 C 67 P212018 C TA 10M M 16 6032 1 C 68 P210024 C COG MU 330P J 50 0805 1 C 69 P210213 C Y5V MU 100N Z 25...

Page 85: ...A ES 7 T 2 91 UH Q54 1 P 10 R107005 R TCE H500E K 0W5 S 7TS 1 PC R780451 PCD PJ53G701DEC_COMB 1 Q 10 P232004 Q BC849C N SS SOT23 1 Q 11 P232004 Q BC849C N SS SOT23 1 Q 12 P232004 Q BC849C N SS SOT23 1...

Page 86: ...H 1K F 0W1 0805 1 R 96 P201111 R CE H 10K F 0W1 0805 1 R 97 P201063 R CE H100E F 0W1 0805 1 R 98 P201091 R CE H 1K5 F 0W1 0805 1 R 99 P201127 R CE H 47K F 0W1 0805 1 R100 P201115 R CE H 15K F 0W1 080...

Page 87: ...5 1 R191 P201095 R CE H 2K2 F 0W1 0805 1 R192 P201115 R CE H 15K F 0W1 0805 1 R193 P201055 R CE H 47E F 0W1 0805 1 R194 P201095 R CE H 2K2 F 0W1 0805 1 R195 P201127 R CE H 47K F 0W1 0805 1 R196 P20113...

Page 88: ...put Aut Sync Track R7621055 1 SERVICE SHEET Line termination 75 Ohm resistors R1 Red R21 Green R41 Blue R81 Hsync R101 Vsync S witch 1 Force neg sync ON yes S witch 2 Blue in Green ON yes RGsB sync on...

Page 89: ......

Page 90: ......

Page 91: ......

Page 92: ...DULW VHOHFWLRQ 4 XUUHQW GULYHU 4 96B287 5 6 LII PSOLILHU 4 RU RPS 6 QF 3RODULW VHOHFWLRQ 4 LII PSOLILHU 4 XUUHQW GULYHU 4 LII PSOLILHU 4 6 6B287 5 6 6 QF RQ UHHQ HV VKDSHG RU 6 QF 1R RPS 6 QF 5 6 RU 5...

Page 93: ...issaturatedandQ15doesnotgetenough base voltage and is consequently blocked Note The BlueinGreen ofthefirstanaloginputisswitchableviatheremotecontrol thusviasoftwarecontrol Here theblueingreenisswitche...

Page 94: ...System circuit cannot be used in this case due to the presence of the VS pulses in the composite sync 1 13Duty CycleControl System When separate HS pulses are used for synchronisation the width of th...

Page 95: ...85 C 55 R113724 C POMERA 100N K 63E2 85 C 56 R113728 C POMERA 220N K 63E2 85 C 63 R113732 C POMERA 470N K 63E2 85 1 C 64 R111532 REPLACED BY V1114855 C 65 R112242 C NP0 MI 100P G100E2 C 66 R112235 C N...

Page 96: ...6654 R MF H 47E5 F 0W6 E4 R 36 V1026425 R MF H274E F 0W6 E4 R 37 V1026844 R MF H 75E F 0W6 E4 R 38 V1026574 R MF H 39E2 F 0W6 E4 R 41 V1026844 R MF H 75E F 0W6 E4 R 42 V1026005 R MF H100E F 0W6 E4 R 4...

Page 97: ...R178 R101564 R MF H220K F 0W4 E3 R179 R101564 R MF H220K F 0W4 E3 R180 R101564 R MF H220K F 0W4 E3 R181 V1026087 R MF H 12K1 F 0W6 E4 1 R182 V1026006 R MF H 1K F 0W6 E4 R183 V1026087 R MF H 12K1 F 0W...

Page 98: ...Date 10 02 98 R762720 R G B Driver R762720 1 SERVICE SHEET...

Page 99: ......

Page 100: ......

Page 101: ......

Page 102: ......

Page 103: ......

Page 104: ......

Page 105: ......

Page 106: ...onal Contrast modulation module J4 interconnection with the optional BCL Linking module J5 interconnection with the optional Soft Edge module RED_IN MP200 GREEN_IN MP300 BLUE_IN MP400 RED_out MP204 GR...

Page 107: ...Date 10 02 98 R762720 R G B Driver R762720 12 Power Supply Power Supply J2 A 1 D120 IC111 IC110 IC112 IC113 D121 SR101 C137 C133 C127 C130 SR100 9 65 9 9 1 287 1 9 1 287 1 9 9 65 1 287 1 9 1 287 1 9 9...

Page 108: ...1 X2 x Y1 Y2 Z The videosignal at pin Y1 is thus multiplied with the voltage at pin X1 since X2 and Y2 are both at zero level The Z input is at this moment connected to ground level consequently the b...

Page 109: ...ed CRT characteristic which is different from the green one The relation light output drive voltage for the red CRT is more linear for the red CRT phosphor than for the green phosphor With IC202 IC203...

Page 110: ...onal clamping is required This clamper compares the output voltage with the emitter voltage during the CP timing window The output voltage drives Q407 which is part of the biasing resistor drain conne...

Page 111: ...ime It is obvious that in this case the negative pulses at pin 12 are integrated and the obtained voltage is used to adapt the pulse width in conjunc tion with the RIGHT_BLANKING voltage The integrati...

Page 112: ...m The multiplier requires just the opposite hence the contrast voltage is inverted by IC5 8 9 10 R54 and D8 avoid this contrast voltage from exceed ing the 3V as this would mean that the multiplier in...

Page 113: ...ondition is translated into a 2V output for the potentiometers VO1 VO2 VO3 of IC1 and IC2 Only then there is no current flow in R7 R8 R9 R10 R11 and R12 The 2V OUTPUT_DC is now the same as the refer e...

Page 114: ...27 C Z5U MU 100N Z 50 0805 1 C117 P210227 C Z5U MU 100N Z 50 0805 1 C118 P210227 C Z5U MU 100N Z 50 0805 1 C119 P210227 C Z5U MU 100N Z 50 0805 1 C120 P210227 C Z5U MU 100N Z 50 0805 1 C121 P210227 C...

Page 115: ...34 P210227 C Z5U MU 100N Z 50 0805 1 C435 P210227 C Z5U MU 100N Z 50 0805 1 C436 P210227 C Z5U MU 100N Z 50 0805 1 C437 P210227 C Z5U MU 100N Z 50 0805 1 C438 P210227 C Z5U MU 100N Z 50 0805 1 C439 P2...

Page 116: ...1 L204 R302108 CORE TUBE 3 5 1 3 X 3 1 L204 Z34501104WU CUSN 0 60 MM 40 1 L300 P250005 L FFECH 0 47M M160 1 L301 P250509 CH 1 5 UH L1210 1 L302 P250516 CH 3 3 UH L1210 1 L303 P250005 L FFECH 0 47M M1...

Page 117: ...E H 10K F 0W12 0805 1 R 77 P201079 R CE H470E F 0W12 0805 1 R 78 R101544 R MF H 4K7 F 0W4 E3 1 R100 P201099 R CE H 3K3 F 0W12 0805 1 R101 P201095 R CE H 2K2 F 0W12 0805 1 R102 P201139 R CE H150K F 0W1...

Page 118: ...25 P201079 R CE H470E F 0W12 0805 1 R326 P201079 R CE H470E F 0W12 0805 1 R327 P201139 R CE H150K F 0W12 0805 1 R328 P201111 R CE H 10K F 0W12 0805 1 R329 P201063 R CE H100E F 0W12 0805 1 R330 P201111...

Page 119: ...58 R101519 R MF H 39E F 0W4 E3 1 R458 R101519 R MF H 39E F 0W4 E3 1 SR10 R1011907 R CFFH E1 K 0W35 1 SR11 R1011907 R CFFH E1 K 0W35 1 Z 1 P234164 D ZEN 5V6 0W5 C DMMELF 1 Z 2 P234164 D ZEN 5V6 0W5 C D...

Page 120: ......

Page 121: ......

Page 122: ......

Page 123: ......

Page 124: ......

Page 125: ...Date 10 02 98 R762839 RGB Output ABL CRT R762839 1 SERVICE SHEET...

Page 126: ......

Page 127: ......

Page 128: ......

Page 129: ......

Page 130: ...Pulse AC coupled 12Vpp 20us BL 5 IN Composite Blanking pulses 12V no Blanking 17V Blanking 12V 6 Power Voltage 12V 12V DC 9V 7 Power Voltage 9V 9V DC 210V 9 Power Voltage 210V 210VDC Connector J2 Pin...

Page 131: ...tTP1 VIDEO_IN Location of controls 0V 2V 4 35V 1387 6 1 762721_a DRW 2 35V AdjusttheprojectorbrightnesscontroluntiltheDCblacklevelofthevideoinputsignal reaches 2V Adjustthecontrastcontroluntilthevideo...

Page 132: ...g up UPPERTRACK e g Green output signal Adjustment of the 200V Regulated Power Supply Connect a voltmeter to the measurement Eye contact MP8 Adjust the potentiometer P3 for 200V on MP8 Adjustment of t...

Page 133: ...R46andzenerZ4formaprotectionnetwork ABL measurement Switch Duringthenon ABLperiod thebase emitterjunctionofthetransistorQ6isshortedby the transistor Q5 The cathode current flows through R51 and Q5 to...

Page 134: ...ference is now 2 4V at the base of the transistor Q1 and this should give a cathode current of about 20 s The amplified voltage that corresponds to this current comes on capacitor C19 and is buffered...

Page 135: ...P232043 Q BC849B N SS SOT23 1 Q 11 P232044 Q BC859B P SS SOT23 1 Q 5 P232046 Q BSS123 F SS SOT23 1 Q 4 P232149 Q BF821 P SS SOT23 1 Q 6 P232149 Q BF821 P SS SOT23 1 R 51 P201055 R CE H 47E F 0W12 080...

Page 136: ...TL SO8 P 1 J 1 R313949 J CT H MBS P 9 M2SN WH 1 J 3 A503159 J MD2 C MBS P100E1AU 6 7 1 L 1 P250516 CH 3 3 UH L1210 1 MP1 R313729 J TESTEYE D2 1 H3 1 SN BK 1 MP3 R313729 J TESTEYE D2 1 H3 1 SN BK 1 MP...

Page 137: ...0805 1 R 73 P201111 R CE H 10K F 0W12 0805 1 R 74 P201157 R CE H820K F 0W12 0805 1 R 75 P201159 R CE H 1M F 0W12 0805 1 R 76 P201139 R CE H150K F 0W12 0805 1 R 77 P201123 R CE H 33K F 0W12 0805 1 R 78...

Page 138: ...Date 10 02 98 R762839 RGB Output ABL CRT R762839 19 Parts listing Z34499201 R804674 R313729 V3673761 R721632 R311036 R808145 V3623197...

Page 139: ...Date 10 02 98 R7622816X CRT UNIT M9M HD10 R 1 RED R7628162 GREEN R7628165 BLUE R7628166 SERVICE SHEET Order NO CRT Red CRT R7628162 GreenCRT R7628165 BlueCRT R7628166...

Page 140: ...7 CRT M09M PT22 22G GN 1 1051 R1309725 LENSHD10 CCR 1 1090 R132081 CD HV CRT HOBSON1 560 1 1092 R3137091 J HV HO MWT P 1 CUP 1 1093 R3137092 J HV HO ACC SLEEVE 1 1094 R3137093 J HV HO ACC SEAL 1 1081...

Page 141: ...O ACC COVER D6 1 1 1000 R807330 FRM G1209 CPLG SF CRT 9 1 1040 R809164 SPG COMPR 80 D15 D2 5 SS 2 1041 R809165 SPG COMPR 65 D14 D2 SS 2 SIT ITEM NO DESCRIPTION QUANTITY 1031 R809928 SCR U BOLTM 3 D29X...

Page 142: ...Date 10 02 98 R7625115 Controller module R7625115 1 SERVICE SHEET R7625115 r00...

Page 143: ......

Page 144: ......

Page 145: ......

Page 146: ......

Page 147: ......

Page 148: ......

Page 149: ......

Page 150: ...V 2 1 D Q G V K D N H V L J Q D O V 6 7 5 7 5 B 5 3 D W D E X V 5 3 5 2 0 5 7 D O 0 6 9 6 5 3 7 3 3 3 0 5 5 5 H F H L Y H U 3 3 0 5 9 5 9 6 2 S H U D W L R Q 2 6 Z L W F K H V 2 1 2 S U R M H F W R U...

Page 151: ...and the DIP switches via the buffer IC24 74HCT573 Watchdog 9 Volt Watch ThewatchdogisbuiltaroundIC25pins1 2 3andQ20transistor Atswitchingonthe projector the 5VSB is supplied to this circuit As C68 is...

Page 152: ...situation If an external source is selected then the controller waits for coincidence and the timingsoftheselectedsource Thesetimingsareneededtochoosethememoryblock corresponding with the source If th...

Page 153: ...22 C X7R MU 100N K 50 1206 1 C 52 P210122 C X7R MU 100N K 50 1206 1 C 53 P210122 C X7R MU 100N K 50 1206 1 C 54 P210095 C X7R MU 330N M 50 1812 1 C 55 P210122 C X7R MU 100N K 50 1206 1 C 56 P210122 C...

Page 154: ...100 1 I 10 P230498 U 74HCT03 SO14 I 1 I 11 P230222 U 74HC03 SO14 I 1 I 12 P230051 U 74HCT245 SOL20 I 1 I 13 P230051 U 74HCT245 SOL20 I 1 I 14 P230266 U 353 LF SO8 P 1 I 15 P2300090 U 14046B MC SOL16 I...

Page 155: ...F 0W12 1206 1 R 69 P200409 R CE H820E F 0W12 1206 1 R 70 P200409 R CE H820E F 0W12 1206 1 R 71 P200409 R CE H820E F 0W12 1206 1 R 72 P200409 R CE H820E F 0W12 1206 1 R 73 P200409 R CE H820E F 0W12 12...

Page 156: ...ontrols PRODUCTSAFETYNOTICE Components identified by have SPE CIALCHARACTERISTICSIMPORTANTTO SAFETY Before replacing any of these components read carefully the service safety precautions Projector Set...

Page 157: ...Date 10 02 98 762457 Deflection Switching Module 762457 1 SERVICE SHEET...

Page 158: ......

Page 159: ......

Page 160: ...rojector configuration deflection switches set up 5 RUL RQWDO GHIOHFWLRQ VZLWFKHV 9HUWLFDO GHIOHFWLRQ VZLWFK 3URMHFWRU FRQILJXUDWLRQV 6ZLWFK VHWWLQJV URQW FHLOLQJ 5 URQW WDEOH 5HDU FHLOLQJ 5HDU WDEOH...

Page 161: ...ter R G or B has the smallest raster width and adjust the remaining raster via L10 L20 or L30 in a counter clockwise manner to match the rasterwiththesmallestwidth Inordertofacilitatetheseadjustments...

Page 162: ...ockwise manner to match the raster with the smallest width In order to facilitate these adjustments you may wish to use the horizontal shift control for the raster R G or B that you are adjusting Disr...

Page 163: ...green and blue deflection yokes The HDLX is in fact a feedback to the Focus SHIFT board in order to to stabilise the horizontal width IntheLOWFREQmode thetwohorizontalwidthalignmentcoilsareinseries W...

Page 164: ...AMP PJ45 HOR DATA 1 L 10 R774163 COILAMPPJ45HORGR 1 L 20 R774163 COILAMPPJ45HORGR 1 L 30 R774163 COILAMPPJ45HORGR 1 PC R780145 PCBG1200DEFSW 1 R 10 R103600 R WW H E1 K 4W 1 R 15 R103600 R WW H E1 K 4...

Page 165: ...Date 10 02 98 762457 Deflection Switching Module 762457 12 SPARE PARTS 32 4793 32 47155 32 4791 77 4151 77 4163 32 4360 31 3468...

Page 166: ...Date 10 02 98 R7621127 Sync Vertical Deflection R7621127 1 SERVICE SHEET...

Page 167: ......

Page 168: ......

Page 169: ......

Page 170: ......

Page 171: ......

Page 172: ......

Page 173: ......

Page 174: ...7621127 13 Adaptation of the E W correction when changing the projector configuration to ON AXIS PROJECTION Adaptation projection configuration Normal projection configuration Strap J400 plugged in ON...

Page 175: ...and BLUE P2 image b Vertical amplitude correction for RED P4 and BLUE P5 image The following adjustments are provided on the sub module a Vertical Hold P401 b Vertical Parabola AmplitudeP400 Symmetry...

Page 176: ...for an amplitude of the parabola signal of 1 5V 4 kHz Default setting 75 kHz Deflection coils series connection Deflection coils parallel connection Hysteresis curve Freq b Main Vertical SHIFT adjust...

Page 177: ...al current is provided by the OPAMP output through the diode D411 This output voltage is determined by the voltage difference between the pins 5 and 6 Pin 5 voltage is adjusted with P401 and determine...

Page 178: ...the lowest range The HS CS output of the sync stripper goes to the base of Q8 of the coincidence detector and the COMP input of the PPL IC6 TheverticalpositivepulsesfromIC2pin9 VS leavethemainunitanda...

Page 179: ...belled V LIN PAR the OPAMP IC406 input pin 2 to be added to the adjusted V LIN PAR The OPAMP 1 2 3 adds the VLIN PAR to the V LIN PAR and the output is added to the V SWT by R409 R410 e Generation of...

Page 180: ...withQ411beforeleavingthismodule Itisusedonthe RGB DRIVER board to determine the time for the black current measurement 2 Vertical output stages vertical shift and amplitude control The VERT SWT at the...

Page 181: ...ith he inverted V PAR feed the potentiometer 1 in the Bella IC402 The output is labelled V PAR adjusted Vertical Parabola c Line frequency dependent correction Power Amplifier sheet 1 Theadjustedwavef...

Page 182: ...put cannot drop lower than 6 volts due to the zenerdiode Z4 Consequently the output pin 7 switches high to forward biases Q10 The latter connects the buffer output with the integrating OPAMP 1 2 3 of...

Page 183: ...g at the end of the scan positive transition of the squarewave and with a duration determined by the time constant of the one shot This duration is relevant for the delay The second one shot is trigge...

Page 184: ...ve blanking irrelevant the line period Therefore the absolute value must be smaller at higher frequencies A feedback system is used that automatically adapts thewidthofthepulsetothelineperiod comparet...

Page 185: ...te blanking The user controlled blankings are added with gating diodes to the same input of IC415 TheotherinputofthisNANDgatearetheverticalblankingpulsesduringthe retracetime BLPULSEINV Theoutputisnow...

Page 186: ...MI 4N7K100E2 85 C120 R112747 C CE MI 4N7K100E2 85 1 C112 R112763 C CE MI 10N Z 63E2 85 1 C113 R112763 C CE MI 10N Z 63E2 85 C114 R112763 C CE MI 10N Z 63E2 85 C 11 R1137121 C POMERA 10N K250E2 85 C 2...

Page 187: ...7 R132827 U 8172 TDA H_W P 1 I 1 R134002 U 7812 TO220 P 1 I 8 R134016 U 7912 TO220 P 1 I 11 R134025 U 78L24AC TO92 P 1 I 5 R134031 U 431C TL TO92 P 1 I 13 R134032 U 78L05AC TO92 P 1 I 3 R134113 U 084...

Page 188: ...R101546 R MF H 6K8 F 0W4 E3 R106 R101546 R MF H 6K8 F 0W4 E3 R127 R101546 R MF H 6K8 F 0W4 E3 R141 R101546 R MF H 6K8 F 0W4 E3 R 17 R101548 R MF H 10K F 0W4 E3 R 20 R101548 R MF H 10K F 0W4 E3 R 42 R1...

Page 189: ...5 C405 R113724 C POMERA 100N K 63E2 85 C406 R113724 C POMERA 100N K 63E2 85 C416 R113724 C POMERA 100N K 63E2 85 1 C417 R113724 C POMERA 100N K 63E2 85 C418 R113724 C POMERA 100N K 63E2 85 C421 R11372...

Page 190: ...I412 R134114 U 393 LM DIP8 P 1 I406 R134124 U 082 TL DIP8 P 1 I410 R134222 U 1495 MC DIP14 P 1 I415 R137534 U 74HCT00 DIP14 P 1 I411 R137548 U 74HCT74 DIP14 P 1 I413 R137552 U 74HCT123 DIP16 P 1 I414...

Page 191: ...101548 R MF H 10K F 0W4 E3 R450 R101548 R MF H 10K F 0W4 E3 R452 R101548 R MF H 10K F 0W4 E3 R453 R101548 R MF H 10K F 0W4 E3 R473 R101548 R MF H 10K F 0W4 E3 R491 R101548 R MF H 10K F 0W4 E3 R497 R10...

Page 192: ...Date 10 02 98 R7621127 Sync Vertical Deflection R7621127 31 Spare parts Z3676041 R803217 R802628 R722276 R313525...

Page 193: ...interface R762268T on the Sync Vertical deflection module HDTVinterfaceR762268T Interconnection Mechanical mounting Modifications on the main module for proper HDTV operation Remove on the main module...

Page 194: ......

Page 195: ......

Page 196: ...BC559B P SS TO92 Q 4 R132916 Q BS250 FN SS TO92 1 Q 5 R131411 Q BC549C N SS TO92 R 1 R101544 R MF H 4K7 F 0W4 E3 R 2 R101544 R MF H 4K7 F 0W4 E3 R 3 R101529 R MF H270E F 0W4 E3 R 4 R101556 R MF H 47K...

Page 197: ...ace spacers HDTV interface mainmodule spacers Orbiting HDTV Interface HDTV interface R762268T ORBITING interface R762268U R801329 x2 R3620256 x2 R801456 x2 R3631049 x2 Mechanical mounting 5 to IBCL li...

Page 198: ......

Page 199: ......

Page 200: ......

Page 201: ...BC559B P SS TO92 Q 4 R132916 Q BS250 FN SS TO92 1 Q 5 R131411 Q BC549C N SS TO92 R 1 R101544 R MF H 4K7 F 0W4 E3 R 2 R101544 R MF H 4K7 F 0W4 E3 R 3 R101529 R MF H270E F 0W4 E3 R 4 R101556 R MF H 47K...

Page 202: ...ace spacers HDTV interface mainmodule spacers Orbiting HDTV Interface HDTV interface R762268T ORBITING interface R762268U R801329 x2 R3620256 x2 R801456 x2 R3631049 x2 Mechanical mounting 5 to IBCL li...

Page 203: ...Horizontal Deflection 1 Date 10 02 98 R7621085 R7621085 SERVICE SHEET R7621085S...

Page 204: ......

Page 205: ......

Page 206: ......

Page 207: ......

Page 208: ......

Page 209: ...Horizontal linearity adj Linearity coil at 15 kHz Potentiometer P1 at 18 kHz and Potentiometer P64 at an input signal with 1 25us flyback time Overvoltage protection Preparation Switch OFF the project...

Page 210: ...il the Horizontal Amplitude of the projected picture begins to reduce Re adjust P2 on the SM Power Supply as explained in the adjustment procedure of the SM Power Supply refer to the corresponding ser...

Page 211: ...range to the high range or vice versa the deflection voltage HTHDontheSMPSMUSTbeswitchedoff oratleastreduced themoment the relays are active Thecircuitswhichinhibitthedeflectionvoltageandthedrivecircu...

Page 212: ...line frequency labelled LIN REF thepush pullQ5 Q6andthetop topdetectorjusttoobtainanegativevoltage to supply amongst others the OPAMP IC2 The DC level of this LIN REF voltage is not correct to drive...

Page 213: ...ries connected Mosfets are checked by a rectifier network consisting of diodes D30 D31 and D32 and common decoupling capacitors The pulses at the node of the two Mosfets HDM are rectified with D24 Thi...

Page 214: ...are held low by C33 C44 and C37 These smoothenedcollectorvoltageskeepthegatingdiodesD28 D29andD26blocked Ifeitheroneofthepulsesorallpulsesaremissing Q19transistorgetsinconduction and turns its collec...

Page 215: ...ce uses the same formula as resistance therefore they are connected in parallel for the high frequency mode The lower inductance in the parallel configuration causes the resonant frequency oftheflybac...

Page 216: ...5 R7621085 The Scan Fail loop SF3 SF4 SF5 SF6 passes through two contacts of the deflection connectors In the event that one of these yoke connectors is discon nected the projector will go into scan f...

Page 217: ...3 R112735 C CE MI 470P K100E2 1 C 10 R112739 C CE MI 1N K100E2 1 C 35 R112739 C CE MI 1N K100E2 C 1 R112747 C CE MI 4N7K100E2 C 59 R112747 C CE MI 4N7K100E2 C 16 R112763 C CE MI 10N Z 63E2 8 1 C 30 R1...

Page 218: ...Q 2N2369A N SS TO1 1 R 89 R101500 R MF H 1E F 0W4 E3 R 85 R101514 R MF H 15E F 0W4 E3 R 86 R101514 R MF H 15E F 0W4 E3 R 87 R101514 R MF H 15E F 0W4 E3 R 88 R101514 R MF H 15E F 0W4 E3 R 90 R101514 R...

Page 219: ...LIN CTRL 1 T 3 R774310 T D800 HOR DEF 1 T 2 R774350 T G801 HOR DVR 1 T2E R774226 COILLINPJ51HORG12 1 Z 12 R131701 D ZEN 6V2 2W5 C SO 1 Z 5 R131720 D ZEN 6V2 0W5 C DO3 Z 6 R131720 D ZEN 6V2 0W5 C DO3...

Page 220: ...F 0W4 E3 R 1 R101549 R MF H 12K F 0W4 E3 R 2 R101549 R MF H 12K F 0W4 E3 R 13 R101550 R MF H 15K F 0W4 E3 R 32 R101551 R MF H 18K F 0W4 E3 R 62 R101551 R MF H 18K F 0W4 E3 R 17 R101552 R MF H 22K F 0...

Page 221: ...Date 10 02 98 R762271 Electromagnetic Focus Hor Shift R762271 1 Sub module R762271S SERVICE SHEET...

Page 222: ......

Page 223: ......

Page 224: ......

Page 225: ......

Page 226: ......

Page 227: ......

Page 228: ...course adjustments for the Red and Blue picture tube Preparation Adjust the Horizontal raster centering controls for Red and Blue in their mid position by means of the Remote Control Unit The numeric...

Page 229: ...1 IC403 Q420 corner focussing V P AR IC300 Buffer IC301 IC 307 com parator IC 307 com parator Q 302 303 306 clam ping Q 310 IC 309 sw itch right Q 309 IC 309 switch left Right Left Driver IC303 digita...

Page 230: ...om eter x4 1 5V 1 5V SDA SCL IC1 7812 17V 12V 12V 12V 5V P2 P1 Red adj Blue adj IC50 51 I2C interface Q 20 64kHz Q 30 64kHz Q 40 64kHz IC20 shift output Blue IC30 shift output G reen IC40 shift output...

Page 231: ...C313 1 5V 1 5V H Ampl not used B Static G Static R Static IC310 IC310 R HOR R VERT IC314 IC314 G HOR G VERT IC314 IC314 B HOR B VERT SDA SCL Driver IC100 Q140 142 Driver IC100 Q160 162 Driver IC100 Q1...

Page 232: ...Thispulsestartsslightlybeforetheendofthehorizontalscaninorder to obtain sufficient energy at the start of the horizontal scanning The trigger pulse is generatedintwostepsbythetwomonoflopsofIC401 Byan...

Page 233: ...rd c Static or average focus centre focus Three voltages R STATIC G STATIC and B STATIC adjustable between 1 5 voltswith potentiometersinIC303areaddedtothefeedbackoftheverticalfocuspower amplifiers d...

Page 234: ...is ground from the shift circuits in IC52 TheSCLpulsesaresenttopin1ofIC52viaanopto couplerinIC50 whereastheSDA data line is connected with pin 2 through the other opto coupler in IC50 At the moment an...

Page 235: ...C POMERA 100N K 63E2 C 33 R113724 C POMERA 100N K 63E2 C 34 R113724 C POMERA 100N K 63E2 C 35 R113732 C POMERA 470N K 63E2 C 40 R112735 C CE MI 470P K100E2 C 41 R112739 C CE MI 1N K100E2 C 42 R113724...

Page 236: ...1K2 J 0W25 R 15 R101140 R CF H 2K2 J 0W25 1 R 16 R104654 R HV H 1M J 0W5 3500 1 R 17 R1011059 R CFFH 2E7 J 0W25 1 R 18 R1011059 R CFFH 2E7 J 0W25 1 R 19 R1011129 R CFFH 10E J 0W25 R 20 R101158 R CF H...

Page 237: ...2 85 1 C405 R111546 C EL RA 1M M 50E2 85 1 C406 R115932 C PP RA 4N7J 63E2 1 C409 P210122 C X7R MU 100N K 50 1206 1 C411 P210122 C X7R MU 100N K 50 1206 1 C412 P210122 C X7R MU 100N K 50 1206 1 C420 R1...

Page 238: ...H 15K J 0W12 1206 1 R358 P200077 R CE H 1K5 J 0W12 1206 1 R359 P200105 R CE H 22K J 0W12 1206 1 R360 P200101 R CE H 15K J 0W12 1206 1 R361 P200097 R CE H 10K J 0W12 1206 1 R362 P200097 R CE H 10K J 0...

Page 239: ...hift R762271 22 Sub module R762271S Spare parts R804831 without screwthread R804832 long R804674 short withscrewthread R 805296 R 804998 R 805836 R 805835 R 805839 R 722276 R 313525 R 801277 R 313943...

Page 240: ...Date 10 02 98 R762518 1 R762518 GREENConvergencemodule Convergence DRIVER module R7625128 SERVICE SHEET R762518_r00 Convergence Driver moduleR762518...

Page 241: ......

Page 242: ......

Page 243: ......

Page 244: ......

Page 245: ......

Page 246: ......

Page 247: ......

Page 248: ......

Page 249: ......

Page 250: ...Location of adjustment controls P1 P2 P3 P6 P4 P5 IC39 IC30 Preparation Remove the unit from the projector housing Insert the extension board and plug the unit on it refer to the sheet Service Kit for...

Page 251: ...LSE 1 and PULSE 2 Connect an oscilloscope to the pin 3 of theIC39 Adjust the potentiometer P1 for a pulse 1 duration of 1 0us Adjust the potentiometer P2 for a pulse 2 duration of 2 5us Adjustment of...

Page 252: ...4 Hor Par Vert Sawt DC Offset P5 Clamping level Hor Parabola Connect an oscilloscope to the pin 10 of the IC30 Adjust the potentiometer P4 until the DC Offset is at GROUND level Adjust the potentiomet...

Page 253: ...witching level Adjustment procedure Adjustment of P3 Connect the second probe of the oscilloscope to the pin 1 of the IC39 Adjust the potentiometer P3 until the switching transient matches horizontal...

Page 254: ...ustment of P6 Adjustment procedure Adjustment of the potentiometer P6 Clamping level Vert Parabola Connect the probe of the oscilloscope to the pin 1 of the IC30 Adjust the potentiometer P6 for a corr...

Page 255: ...that the voltage across C620 is proportional with the width of the pulse and the line frequency The output of this OPAMP determines the currentofthecurrent sourceQ9 Thiscurrentadjuststhewidthofthepuls...

Page 256: ...orizontal sawtooth This avoids a jitter for interlaced signals North South East West and Midline corrections Forthesecorrectionsweneedhorizontalwaveformswithanamplitudedependingon theverticalpositiono...

Page 257: ...We limit the explanation to one corner and one zone Zone 1 Zone 1 is the cross section of the extreme left vertical axis and the extreme top horizontalaxis WeneedtostartwithaHorizontalParabola extrem...

Page 258: ...210122 C X7R MU 100N K 50 1206 1 C 60 P210122 C X7R MU 100N K 50 1206 1 C 61 P210122 C X7R MU 100N K 50 1206 1 C 62 P210122 C X7R MU 100N K 50 1206 1 C 63 P210122 C X7R MU 100N K 50 1206 1 C 64 P21012...

Page 259: ...BELLA 4 SOL28 P 1 C413 P210122 C X7R MU 100N K 50 1206 1 C414 P210122 C X7R MU 100N K 50 1206 1 C415 P210122 C X7R MU 100N K 50 1206 1 C416 P210122 C X7R MU 100N K 50 1206 1 C417 P210122 C X7R MU 100N...

Page 260: ...I619 P230653 U BELLA 4 SOL28 P 1 I620 P230203 U 084 TL SO14 P 1 I621 P230653 U BELLA 4 SOL28 P 1 I622 P230653 U BELLA 4 SOL28 P 1 I623 P230203 U 084 TL SO14 P 1 I624 P230653 U BELLA 4 SOL28 P 1 I625 P...

Page 261: ...H 1K F 0W12 1206 1 R 70 P200437 R CE H 12K F 0W12 1206 1 R 71 P200411 R CE H 1K F 0W12 1206 1 R 72 P200411 R CE H 1K F 0W12 1206 1 R 73 P200437 R CE H 12K F 0W12 1206 1 R 75 P200435 R CE H 10K F 0W12...

Page 262: ...H 12K F 0W12 1206 1 R240 P200427 R CE H 4K7 F 0W12 1206 1 R241 P200363 R CE H 10E F 0W12 1206 1 R242 P200437 R CE H 12K F 0W12 1206 1 R243 P200427 R CE H 4K7 F 0W12 1206 1 R244 P200419 R CE H 2K2 F 0W...

Page 263: ...6 1 R402 P200412 R CE H 1K1 F 0W12 1206 1 R403 P200469 R CE H270K F 0W12 1206 1 R404 P200469 R CE H270K F 0W12 1206 1 R405 P200469 R CE H270K F 0W12 1206 1 R406 P200469 R CE H270K F 0W12 1206 1 R407 P...

Page 264: ...P200427 R CE H 4K7 F 0W12 1206 1 R673 P200425 R CE H 3K9 F 0W12 1206 1 R674 P200419 R CE H 2K2 F 0W12 1206 1 R675 P200419 R CE H 2K2 F 0W12 1206 1 R676 P200437 R CE H 12K F 0W12 1206 1 R677 P200435 R...

Page 265: ...57 P200397 R CE H270E F 0W12 1206 1 R758 P200397 R CE H270E F 0W12 1206 1 R759 P200397 R CE H270E F 0W12 1206 1 R760 P200397 R CE H270E F 0W12 1206 1 R800 P200403 R CE H470E F 0W12 1206 1 R801 P200387...

Page 266: ...the GREEN convergence module R7625128 Interconnection Green convergence module R7625128 1 2 3 4 5 6 7 8 Address setting A5 1 for the Digital potentiometers on the Greenconvergencemodule removedfromma...

Page 267: ......

Page 268: ......

Page 269: ...T P 8 M2SN 1 J808 R313928 J CT H MBT P 8 M2SN 1 J809 R3485057 CD CT FTMT P 5 130 1 J810 R3484048 CD CT FTMT P 4 60 1 J811 R313286 J MO1 C MBT P 3 R1SN 7 5 1 PC R780388 PCD PJ56G808CNVGRE 1 R810 P20010...

Page 270: ...Date 10 02 98 R762519 Convergence module OUTPUT 1 R762519 SERVICE SHEET ConvergenceOutput moduleR762519...

Page 271: ......

Page 272: ......

Page 273: ......

Page 274: ...stage convergences 9 9 5 1 5 9 1 5 9 1 9 1 9 1 5 1 1 1 5 9 9 9 9 U L Y H U 6 W D J H 4 4 U L Y H U 6 W D J H 4 4 1 9 1 U L Y H U 6 W D J H 4 4 U L Y H U 6 W D J H 4 4 1 9 1 U L Y H U 6 W D J H 4 4 U L...

Page 275: ...2519 9 4 9 1 6XSSO 9 3XOVH 21 21 9 9 9 9 5 5 6 1 6 1 9 9 9 5 219 4 216 21 21 0 4 216 21 21 9 4 9 9 9 3XOVH IRUPHU 4 URP 0DLQ IUDPH 9 RQYHUJHQFH 2XWSXW RQYHUJHQFH ULYHU 3XOVH 6 1 6 1 GULYHU 4 9 9 9 1 9...

Page 276: ...tion in the emitter TheinputsignaltotheOPAMPisaroundzerolevel Q1isthereforesuppliedwith 12V and CONV The same applies for the next amplifier Q3 ThisnextMOSFETissuppliedfromthedynamic CONDsupplylinethr...

Page 277: ...S 63E1 C103 R112741 C CE MI 1N5K100E2 1 C104 R112737 C CE MI 680P K100E2 1 C105 R112362 C N750MI 100P J 63E2 1 C106 R1127741 C CE MI 100N S 63E1 C108 R1115915 C EL5 RA 4M7M 35E2 85 C109 R112242 C NPO...

Page 278: ...2 Q106 R132941 Q IRF632 FN P TO220 1 Q151 R1325155 Q BF470 P P TO126 1 Q152 R1325155 Q BF470 P P TO126 1 Q153 R132917 Q 2SK511 FN P TO126 1 Q154 R132942 Q IRF9630 FP P TO220 1 Q155 R131411 Q BC549C N...

Page 279: ...1 R217 R103226 R MO H150E J 1W5 1 R218 R103620 R WW H 4E7 K 4W 1 R251 R101540 R MF H 2K2 F 0W4 E3 R252 R101540 R MF H 2K2 F 0W4 E3 Parts listing R253 R101536 R MF H 1K F 0W4 E3 R254 R101544 R MF H 4K...

Page 280: ...ence module OUTPUT 13 R762519 Spare parts PRODUCTSAFETYNOTICE Components identified by have SPE CIALCHARACTERISTICSIMPORTANTTO SAFETY Before replacing any of these components read carefully the servic...

Page 281: ...Date 10 02 98 R762514 Dynamic Astigmatism module R762514 1 SERVICE SHEET Dynamic Astigmatism module R762514...

Page 282: ......

Page 283: ......

Page 284: ......

Page 285: ...6 5 6 5 5 5 1 93 6 93 6 93 6 93 6 3 6 3 6 3 6 3 6 6 5 6 5 93 6 93 6 93 6 93 6 3 6 3 6 3 6 3 6 6 6 93 6 93 6 93 6 93 6 3 6 3 6 3 6 3 6 6 6 93 6 93 6 93 6 93 6 3 6 3 6 3 6 3 6 6 6 8 93 6 93 6 93 6 93 6...

Page 286: ...IC12 x VO1 IC11 VO1 IC13 x VO0 IC10 VO0 IC12 x VO1 IC10 VO1 IC12 x VO2 IC11 VO2 IC13 x VO0 IC15 VO0 IC17 x VO2 IC14 VO2 IC16 x VO1 IC15 VO1 IC17 x VO0 IC14 VO0 IC16 x VO1 IC14 VO1 IC16 x VO3 IC14 VO3...

Page 287: ...s for these corrections As the waveforms have opposite polarity the supply voltages for these Bella s is 3 2V and 1 8V taken from the convergence board The corner and axis corrections are added per c...

Page 288: ...C X7R MU 100N K 50 1206 1 C 84 P210122 C X7R MU 100N K 50 1206 1 C 85 P210122 C X7R MU 100N K 50 1206 1 C 86 P210122 C X7R MU 100N K 50 1206 1 C 87 P210122 C X7R MU 100N K 50 1206 1 C 88 P210122 C X7R...

Page 289: ...96 P200443 R CE H 22K F 0W12 1206 1 R 97 P200443 R CE H 22K F 0W12 1206 1 R 98 P200435 R CE H 10K F 0W12 1206 1 R 99 P200435 R CE H 10K F 0W12 1206 1 R100 P200403 R CE H470E F 0W12 1206 1 R101 P200387...

Page 290: ...Date 10 02 98 R762514 Dynamic Astigmatism module R762514 12 Spare parts R804525 R805863 R133039 R3133921...

Page 291: ...MODULE 762106S SERVICE SHEET WARNING THIS CIRCUIT BOARD IS HOT TO AC THIS POWER SUPPLY LIKE THE HIGH VOLTAGE POWER SUPPLY DOES NOT USE A LINE ISOLATION TRANS FORMER MEANING A PORTION OF THE CIRCUITRY...

Page 292: ......

Page 293: ......

Page 294: ......

Page 295: ......

Page 296: ...Q102 Z102 393 1 D112 D114 Q1 Q1 IC102 SUPPLY 9 P18 D106 6 5 R116 4 C109 3 2 1 DRIVE 8 GND EX BLOCKING I SIMUL CONTROL ZERO CROSSING REF C105 P24 Q100 J6 1 J6 2 J6 1 J6 2 1 2 6 5 4 Z8 Q 6 J3 8 J3 8 J3...

Page 297: ...unit 76 2114 and the 300 volts isnowthesupplyvoltageforthepowerswitchesQ100andQ101onthemainboard We assume that the thyristor TIC106C is conducting its gate is not clamped at groundlevel seelater The...

Page 298: ...rizontal deflection board as it has to be adapted tothescanningfrequency Afeedbackvoltage FBHD isforthatreasonarrivingon the subunit Thisfeedbackvoltage atcontactJ4 7 ofthesubunit issenttothebaseofthe...

Page 299: ...itch ing An oscillator is built up around Q1 Q2 and the transformer T1 Q1getsitsbasecurrentviaR3 Thecollectorcurrentofthelatterflowsinthewinding 1 3 and induces a voltage in the winding 5 4 encouragin...

Page 300: ...andthe feedbackvoltageatpin5 comp Consequently thedutycycledependsontheDC voltage that is built up as follows it is determined by the output voltage via R13 R14 R11 in order to stabilize the latter fo...

Page 301: ...efer to owner s and installation manual PuttheBRIGHTNESSandCONTRASTlevelinmid position refertoowner smanual ADJUSTMENTS a Adjusting Vout P100 Connect a voltmeter to the provided test point 17 5V Adjus...

Page 302: ...reenindicates99 Refer to the owner s manual to select the corresponding menu Connectavoltmetertothecollector Collectorconnectedtomounting base of transistor Q3 BDV65C on the Hor Defl board Adjust pote...

Page 303: ...09 R1114909 C EL RA1000M M 50E3 SM 1 C203 R111564 C EL RA 220M M200E4 105 1 C208 R111575 C EL RA 100M M315E4 105 1 C214 R111575 C EL RA 100M M315E4 105 1 C103 R111578 C EL RA 100M M400E4 105 1 C200 R1...

Page 304: ...123 R367502 SPR D6798AD 3 2D 6 STZN 1 110 R367600 NUT TRAD M 3 BLOCK BRNI 3 100 R803213 HTSN G1200 SMP PART 3 1 200 R803237 FRM51SMPFIX 1 130 V1330681 HTSN A TO220 SPG DUAL 1 R367502 SPR D6798AD 3 2D...

Page 305: ...TO92 1 Q 10 R1314131 Q BC557B P SS TO92 1 Q 11 R1314131 Q BC557B P SS TO92 1 Q 4 R132909 Q BD652 DP P TO220 1 Q 7 R132948 Q BF459 N P TO126 1 Q 1 V1325851 Q BUT11AF N P SOT186 1 R 1 R101346 R MF H 6K...

Page 306: ...312922 R313944 R313927 R803213 R367600 R133039 R313928 72 2276 31 4189 F203 31 4187 F204 31 4188 F201 31 4188 F206 31 4188 F205 36 7600 31 4188 F200 31 4186 F207 31 4189 F202 31 4186 F210 31 4516 F100...

Page 307: ...Date 18 06 96 R762284 Power mains input module R762284 1 SERVICE SHEET Rev 01...

Page 308: ......

Page 309: ......

Page 310: ...LINE and should be treated with caution Procedure 1 To be quite on the safety side make sure the power cord is unplugged 2 Open the top cover see Getting access to the controls of the installation man...

Page 311: ...96 R762284 Power mains input module R762284 6 Power voltage 300V J1 5 7 AC AC D1 J2 Open 220V Shorted 110V C C R R C C R R 220V C C R R 300V 110V Power input voltage 220V Power input voltage 110V 300V...

Page 312: ...0N S500E3 85 1 C 11 R112837 C CE DI 10N S500E3 85 1 C 12 R112837 C CE DI 10N S500E3 85 1 C 1 R114716 C PO RA 1M K250E11 X2 1 C 4 R114716 C PO RA 1M K250E11 X2 1 C 2 R114722 C CE DI 2N2M250E5 Y1 1 C 3...

Page 313: ...RVICE SHEET WARNING THIS CIRCUIT BOARD IS HOT TO AC THIS POWER SUPPLY LIKE THE HIGH VOLTAGE POWER SUPPLY DOES NOT USE A LINE ISOLATION TRANSFORMER MEANING A PORTION OF THE CIRCUITRY IS HOT TO LINE AND...

Page 314: ......

Page 315: ......

Page 316: ......

Page 317: ...VICE HEATSINK SWITCHINGTRANSISTORQ12 TRANSISTOR CLAMP SWITCHING TRANSISTOR Q12 REMOVAL REPLACEMENT RE INSTALL ALWAYS THE INSULATING DEVICE BETWEEN THE SWITCHING TRANSISTOR Q12 AND THE HEATSINK AND THE...

Page 318: ...e to solid state devices do not arc pix tube anode lead to chassis or earth ground Preparation Warning The power must be OFF before removing any connector from circuit board or unit Failure to do so m...

Page 319: ...he EHT voltage reaches 36 5kV TurnpotentiometerP2 HoldDown untiltheHoldDownLEDD13lightsup The projectorswitchesatthatmomentintotheHoldDownmode picturedisapears Put the potentiometer P1again in its min...

Page 320: ...8 3 5 5 9 5 2 3 7 2 2 8 3 5 2 9 5 9 2 7 2 3 7 2 2 8 3 5 2 9 5 8 5 5 1 7 7 7 2 1 7 7 5 1 2 5 7 5 6 3 7 7 5 4 8 5 7 8 2 8 6 2 1 7 5 6 7 9 5 2 9 5 8 5 5 1 7 8 5 7 2 9 5 9 2 7 2 2 1 5 5 1 9 5 5 2 5 2 2 1...

Page 321: ...nsequently regulated by the voltage difference detected by the regulator circuit Thesquaredwaveformatpin4oftheNANDgateis viaafastswitchingandinverting FETQ1 senttotheopto couplerIC6 Thisopto coupleris...

Page 322: ...her reason is that the maximum voltage on the MOSFET switcher is limited to 1150V as well The detectionfor openloop isbuiltaroundtheEHT flyback pulsestakenfromthe drain of Q12 These pulses are rectifi...

Page 323: ...sistorisappliedtothecomparatorIC9 pin 2 viaadividerR55 R56 The purpose of the circuit is to protect Q12 from over current during a arc Slow start up of the EHT When the projector is switched on the EH...

Page 324: ...RA 1M K 63E2 85 C 42 R1159161 C PP RA 1N J100E2 85 C 1 R115932 C PP RA 4N7J 63E2 85 1 C 3 R115932 C PP RA 4N7J 63E2 85 C 45 V1140424 C POMERA 100N K400E6 85 1 C 44 V114098 C POMERA 2M2M 50E2 85 D 1 R1...

Page 325: ...0W4 E3 R 39 R1015401 R MF H 2K F 0W4 E3 R 13 R101541 R MF H 2K7 F 0W4 E3 R 45 R101542 R MF H 3K3 F 0W4 E3 R 43 R101543 R MF H 3K9 F 0W4 E3 R 10 R101544 R MF H 4K7 F 0W4 E3 R 60 R101544 R MF H 4K7 F 0W...

Page 326: ...DUCTSAFETYNOTICE Components identified by have SPECIALCHARACTERISTICSIMPORTANT TO SAFETY Before replacing any of these components read carefully the ser vice safety precautions Spare parts R314116 R31...

Page 327: ...IS HOT TO AC THIS POWER SUPPLY LIKE THE HIGH VOLTAGE POWER SUPPLY DOES NOT USE A LINE ISOLATION TRANSFORMER MEANING A PORTION OF THE CIRCUITRYISHOT TO LINEANDSHOULDBETREATEDWITHCAUTION Rev 01 CONV SC...

Page 328: ......

Page 329: ......

Page 330: ...G R E F P rim a ry S e co n d ary Q 101 P 7 P 1 P 6 F oc us C o n v C o n v 393 1 15V F 1 90 F 1 91 F 1 92 C o n v 1 2 6 5 4 30 V Q 2 0 3 C o n v 3 0V H TH D 393 1 393 7 30 V Z 1 9 7 5 V 6 V ref Q 2...

Page 331: ...84 1 9UHI 9 9 URP 7 P RGXOH 084 1 084 7 6 9 9 7 9 9 9 6 7 2 19 9 219 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9ROWDJH G LDJQRVWLF M onitoring of the 230Vandthe 170V Q 2 0 3 C o n v 3 0 V H T H D 3 93 1 3 93 7 3 0...

Page 332: ...nthe 15V derivedfromthe 17M deliveredbythe first or main SMPS and the 300VM Thetransformerandassociatedrectifiercircuitsprovidethe FOCUS CONVand the CONV for the feedback control loop discussed hereaf...

Page 333: ...0V with P1 we also have a stable G2 voltage at the sliders That 1020 volt point is sensed with the divider R15 R13 P1 Since the Vref is 10volt the output of the OPAMP will change until pin 13 is also...

Page 334: ...s necessary for working on HIGH VOLTAGE equipment have been observed Alignment WARNING The power must be OFF before removing any connector from circuit board or unit Failure to do so may result in sev...

Page 335: ...ustment of the black balance P2 B P3 G P4 R Observe the bars on the screen If any trace of color appears on the black or white bars then perform the following adjustments in low ambient light Cover th...

Page 336: ...adjust the black balance Red cut off and Blue cut off in theRandomaccessadjustmentmode slightly to eliminate any trace of colour Re adjust brightness and contrast for optimum picture There should be...

Page 337: ...9025 D R BY255 1323A0 DO201 1 D185 R1319025 D R BY255 1323A0 DO201 1 D280 R131907 D R BY584 182085 SOD61A 1 D281 R131907 D R BY584 182085 SOD61A 1 D282 R131907 D R BY584 182085 SOD61A 1 D181 R131927 D...

Page 338: ...10 02 98 R762120 G2 DIAGNOSTIC R762120 15 Spare parts 76 2120 R313525 R804832 R774323 R804834 R314143 R314516 R722276 R366988 FuseF190 R3141188 Fuse F176 FuseF191 R3141188 FuseF192 R3141188 R804614 R8...

Page 339: ...Date 10 02 98 R7627591 Frame cpl R7627591 1 SERVICE SHEET R806430...

Page 340: ......

Page 341: ......

Page 342: ...1280 Z3496241 CBLU COA RG179 75E RD 23 1 1290 Z3496242 CBLU COA RG179 75E GN 19 1 1300 Z3496243 CBLU COA RG179 75E BL 16 1 1310 Z3496244 CBLU COA RG179 75E RD 23 1 1320 Z3496245 CBLU COA RG179 75E GN...

Page 343: ...R3623285 SCR Z933 M 4 X 16 STZN 3 2505 R3623438 SCR D933 M 6 X 16 SS 3 2606 R3623438 SCR D933 M 6 X 16 SS 3 2081 R3626696 SCR D921 M 3 X 8 SS 2 2230 R3626696 SCR D921 M 3 X 8 SS 2 2671 R3626696 SCR D9...

Page 344: ...R805617 FRMG1208CNVPIPEFR 1 3022 R805618 FRMG1208CNVPIPEFR 1 3240 R805619 FRMG1208DEFSWSCRN 1 4111 R805677 HSG G1200 RC W CAP 1 2140 R805764 FRM G1208 CNV SLD 1 3322 R806078 FRMG1209CTRLDN 1 3320 R80...

Page 345: ...AL P MG3 1 5 2500X1250 4E 06 R534004 CU P BRZ 0 3 1000X 300 6E 07 R593459 ROLPEFW533X500MX1 1E 06 R593459 ROLPEFW533X500MX1 4E 06 R593459 ROLPEFW533X500MX1 2E 06 R721560 G PCB L 97 5 3 R722129 NPL D6...

Page 346: ...e 10 02 98 R7627591 Frame cpl R7627591 11 Spare parts R805629 R365005 R805649 R3674411 R805018 R805628 R805033 R805628 R805628 R802742 R805034 R805035 R3674411 R3674411 R3674411 R3631239 FRM PJ51 G12...

Page 347: ...Date 10 02 98 R7627591 Frame cpl R7627591 12 Spare parts R806078 R806079 FRM PJ51 G1209 CTRL SCRN FRM PJ51 G1209 CTRL ON...

Page 348: ...Date 10 02 98 R7627591 Frame cpl R7627591 13 Spare parts R722605 R806512 R805834 R80 R806431 R806512 R806512 R806432 R806388 FRM PJ51 G1209 EL FRM CPL R806430 FRM PJ51 G1200 CNV FR...

Page 349: ...Date 10 02 98 R7627591 Frame cpl R7627591 14 R722715 R722129 FRMPJ51G1200HINGE HSG J49 G1209 NPL R807301...

Page 350: ...Date 10 02 98 R7627591 Frame cpl R7627591 15 R722759 R347965 R722244 R722768 R722759 FRM PJ51 G1209 FIX FAN FRM PJ51 G1209 FIX FAN CP...

Page 351: ...Date 10 02 98 R7627591 Frame cpl R7627591 16 PJ51 G1200 CRT SCRN UP R805643 R805008 R805648 R802675 R722241 R3631059 R721560 R3674411 FRM PJ51 G12 L CPL...

Page 352: ...Date 10 02 98 762285 762286 Fan interconnection module 762285 762286 1 SERVICE SHEET Fanconnection module762285 Fanconnection module762286...

Page 353: ...R1114909 C EL RA1000M M 50E3 SM 1 J 1 R313572 J MT MBT P 3 R1 FL BK 1 J 2 R313572 J MT MBT P 3 R1 FL BK 1 J 6 R313924 J CT H MBT P 4 M2SN WH 1 L 1 R3061341 CH AX NS 100 UH 1 L 2 R3061341 CH AX NS 100...

Page 354: ...Date 10 02 98 R761781 IR Receiver module R761781 1 SERVICE SHEET IRRECEPTION IRRECEPTION...

Page 355: ......

Page 356: ...n at bright ambient light or at intensiveinfraredlightasitcomesfrominfraredsoundtransmissionsoratbright 50Hzmodulatedlightsasitoriginates fromfluorescentlamps Itisalsopossiblefortheremote controltrans...

Page 357: ...40 C PP RA 10N J 63E2 100 1 C 3 R1159181 C PP RA 1N2J100E2 85 1 C 8 R1115915 C EL5 RA 4M7M 35E2 85 1 C 11 R111500 C EL RA 47M M 10E2 85 1 C 12 R1127741 C Z5U MU 100N Z 50E2 85 1 D 2 R131744 D ZEN 5V6...

Page 358: ...Date 10 02 98 R761781 IR Receiver module R761781 5 Flow chart IR control IRRecieverRear IRRecieverFront Hard Wired IRTransmitter...

Page 359: ...Date 10 02 98 R762510 IR RS 232 Communication module 1 R762510 SERVICE SHEET...

Page 360: ......

Page 361: ......

Page 362: ......

Page 363: ...SXOVHV QHJ SXOVHV 3RZHU 6XSSO 96 B5 4 96 XIIHU 3305 8 4 3305 8 GLUYH 4 330 IURP LUHG 5HPRWH RQWURO 96 330 IURP 5 5HPRWH RQWURO LUHG 5HPRWH RQWURO 3305 8 96 65 76 LQH ULYHU LQH 5HYHLYHU 7 5 7 7 5 1 1 5...

Page 364: ...DMMELF 1 D 34 P234099 D 4148 R DMMELF 1 D 35 P234099 D 4148 R DMMELF 1 D 36 P234099 D 4148 R DMMELF 1 D 37 P234099 D 4148 R DMMELF 1 D 38 P234099 D 4148 R DMMELF 1 D 64 R131681 D O BPW41N PIN 1 I 83...

Page 365: ...Date 12 03 98 R762722 R762724 IRIS Control CAM CCD R762722 R762724 1 SERVICE SHEET R762722_r00 IRISControl R762722 IRIS CAM CCD R762724...

Page 366: ......

Page 367: ...16 I1 I 6 P231268 U SRAM 32KX8 15SOJ28 P 1 I 7 P230096 U 74HCT02 SO14 I 1 I 8 P230969 U 1881 LM SO8 P 1 J 1 R314071 J EUR2C2MBS P32 E1C2S 1 6 1 J 40 R313923 J CT H MBT P 3 M2SN WH 1 L 1 R3061222 CH AX...

Page 368: ...73343 5 5 Z379037 7 Z373345 8 Z373346 10 W381727 11 Z373331 Z373330 R3626696 x16 R348019 R761821 x3 R5975737 Rev 02 Contents of the kit SAFETYNOTICE Before servicing the projector it is important that...

Page 369: ...H0 60 1 Z373331 SCHROEVENDRKRUISPH1 80 1 Z373343 DOP ZESK 5 5 2400M 1 Z373345 DOP ZESK 8 2400M 1 Z373346 DOP ZESK 10 2400M 1 Z373390 BITHOUDER 1 4 281 1 Z373391 BITKOPP1 4 ZESK VIER175 1 R348019 CBLA...

Page 370: ...Repeat this action on both sides of the module and extract the module out of the main frame To unlock the board proceed as follows Refer to illustration Press the board lock and lift up the board hand...

Page 371: ...e extension boards on the two decoder board connectors on the main frame Put the Decoder module on the extensions boards Re install the cable connection by inserting the extension cables Important the...

Page 372: ...4 03 98 R9827605 Service Kit CRT projector 5 R9827605 Convergence Extension module assembly for different projector types B BARCO VISION DATAANDGRAPHICStypes 80 Projectors 800 series Use of the toolin...

Page 373: ...in difficult installations TheinfraredreceivercanbedirectlyhardwiredtoanydigitallycontrolledBARCOprojectororthroughaswitcher ALED display indicates the selected source number The special flexible fix...

Page 374: ......

Page 375: ......

Page 376: ...rRCU800U to the projector and displaying the selected input OPERATION Point the IR transmitter RCU800 or RCU800U at the front side of the IR Remote Receiver 800 face with window Refertoowner smanualof...

Page 377: ...instructions 120 120 40 Mount the fixing foot of the IR Remote Receiver on the wall by means of three screws Install the communication connection between IR REMOTE RECEIVER and the PROJECTOR 800 serie...

Page 378: ...DIP24 P 1 I 5 R134032 U 78L05AC TO92 P 1 I 6 R137625 U 34063 DIP8 P 1 I 7 R137516 U 74LS242 DIP14 P 1 J 1 R313284 J CIS MBS P 1 L6 2 RL J 2 R313284 J CIS MBS P 1 L6 2 RL J 3 R313284 J CIS MBS P 1 L6...

Reviews:

No comments

Brands by name

Popular brands

Load more brands