Sony JumboTron LDU-1530S Service Manual
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Sony JumboTron LDU-1530S Service Manual

Sony JumboTron LDU-1530S Service Manual

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SERVICE MANUAL
MODEL
...............
LDU-1530S
LDU-1530L
LDU-1540S
LDU-1540L
DEST.
.........
World
World
World
World
REVISED-1
LED Jumbo Tron Display Unit

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Summary of Contents for Sony JumboTron LDU-1530S

  • Page 1 SERVICE MANUAL MODEL DEST......LDU-1530S World LDU-1530L World LDU-1540S World LDU-1540L World REVISED-1 LED Jumbo Tron Display Unit...
  • Page 2 ! WARNING This manual is intended for qualified service personnel only. To reduce the risk of electric shock, fire or injuly, do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. Refer all servicing to qualified service personnel.
  • Page 3 CRITICAL TO SAFE OPERATION. REPLACE THESE COMPO- LES SCHÉMAS DE PRINCIPE, LES VUES EXPLOSÉES ET LES NENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR LISTES DE PIECES SONT D’UNE IMPORTANCE CRITIQUE AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- POUR LA SÉCURITÉ...
  • Page 5 Specifications Full color LED cell x 16 Display element: Maximum brightness: 3000 cd/m (1530L, 1530S) 4000 cd/m (1540L, 1540S) Color temperature: 7000 K (1/2 brightness) ± 3% or less (front, between pixels) Uneven brightness: Pixel pitch: 15 mm x 15 mm Visible distance: 7.6 m or more Horizontal +60 d (1530S, 1530L) (1540S, 1540L)

  • Page 6: Table Of Contents

    TABLE OF CONTENTS SERVICE INFORMATIONS 1-1. Circuit Boards Location ................1-1(E) 1-2. Disassembly ....................1-2(E) 1-2-1. Exchanging the Cell Assembly form the Front Side of the Unit ..1-2(E) 1-2-2. Exchanging the Cell Assembly form the Behind of the Unit .... 1-3(E) 1-2-3.
  • Page 7 SEMICONDUCTORS EXPLODED VIEWS 5-1. Chassis ......................5-2 ELECTRICAL PARTS LIST BLOCK DIAGRAM DIAGRAMS 8-1. Schematic Diagrams and Printed Wiring Boards ........... 8-1 SCHEMATIC DIAGRAMS • Q Board ......................8-3 • B Board ......................8-6 • G Board ...................... 8-15 PRINTED WIRING BOARDS •...

  • Page 9: Service Informations

    SECTION 1 SERVICE INFORMATIONS 1-1. CIRCUIT BOARDS LOCATION G (APS-102) Caution for Static Electricity to LED Cell The LED is very weak to static electricity, and a discharge of static electricity could shorten the LED life. Wear the earth bands when touching the LED or the connector of the LED cell to replace the LED cell or handle the unit. LDU-1530/1540 1-1(E)

  • Page 10: Disassembly

    1-2. DISASSEMBLY 1-2-1. Exchanging the Display Unit from the Front Side of the Unit. 2 Pull out the display unit with the jig. 1 Unit remover (Jig) Display unit 4-067-026-01 3 Remove two bosses. 4 Remove the display unit. 1-2(E) LDU-1530/1540...
  • Page 11 1-2-2. Exchanging the Display Unit from the Behind of the Unit. Claw 3 Push the Hook display unit in the arrow Engage hooks with claws. direction. Note: Please make it sure that hooks are disconnected and locked after the display unit is removed.

  • Page 12: Rear Cover Removal

    1-2-3. Rear Cover Removal 1 Four screws 2 Rear cover CN2003 CN1001 1-2-4. G Board (Switching Regulator) Removal 3 Three screws 1 Four screws (+PS3 X 8) (+BVTT3 X 10) CN151 2 Switching regulator 5 G Board 6 Shield plate CN201 CN1018 4 Three holders...

  • Page 13: Cell Assembly Removal

    1-2-5. Cell Assembly Removal 1 Eight screws (+B M3) Note: fasten equally. 2 Louver (L) O ring 3 Cell assembly 1 Screw 1-2-6. B Board Removal (+BVTT3 X 10) . Remove the G Board (switching regulator) and cell assembly. 2 B board LDU-1530/1540 1-5(E)

  • Page 14: Ldm-1540S/1540L Exterior View

    1-2-7. LDM-1540S/1540L Exterior View LDU-1540S/1540L Rear View Front View Note: On replacing one of the units in the module, each unit is placed in each shelf; the top, the middle and the bottom. In three units, the top one and the bottom one cannot be replaced immediately because the module frame obstructs them.

  • Page 15: Circuit Adjustmnets

    SECTION 2 CIRCUIT ADJUSTMENTS Measuring instrument: G Board (APS-102) 1. Oscilloscope RV103 RV201 Lowest Frequency 2. Digital tester Adjustment Output Voltage 3. DC power supply Adjustment G BOARD ADJUSTMENTS 2-1. LOWEST FREQUENCY IC103 ADJUSTMENT (RV103) CN201 C111 Apply 18 V between 4 pin (VIN) and 16 pin (GND) of RV101 Power Factor IC103, and check the Q105 gate input waveform with an...

  • Page 17: Circuit Descriptions

    SECTION 3 CIRCUIT DESCRIPTIONS 3-1. SIGNAL SYSTEM +5 V Input Data 5 Vp-p Data Balanced Transmission 5 Vp-p Data Noise mixing in transmission Line (In-phase mixing in + and _) +5 V Output Data Input Output Transmission In Image CN Board Line Control Unit Receiver IC...
  • Page 18 The data signals from ICU are input to the IC2001 CGA PWM modulation is performed to drive the cells. via IC2002 line receiver on the Q board. A phase The correction data for each pixel are stored in the IC1010 comparator is built in the CGA, and the PLL is composed EEPROM on the B board.

  • Page 19: Address Switch And Status Led

    3-2. ADDRESS SWITCH AND 3-2-3. Brightness Adjustment STATUS LED The brightness (color temperature) can be adjusted for 3-2-1. Address Switch every unit, cell dot, and pixel using the unit alignment controller (JME-UA200), and this value can be stored in The function of the signal generator is built in the unit, and the memory.

  • Page 20: Otp (Temperature Protection) Circuit

    frequency control system, where the output voltage is voltage is detected by the operation amplifier of IC202 8, controlled to constant level by varying the RT2 terminal 9, 10 pins, then it is returned to the magnetic amplifier via via PH101. Q201 so as to be stabilized.
  • Page 21 IC, TRANSISTOR, DIODE SECTION 4 SEMICONDUCTORS BA10324A LH5116N4 SN74LS629NS-E05 2SK2364 RB441Q-40-40T-72 SN75C1167NS-E05 RD13ES-T1B1 RD4.3ES-T1B RD4.7ES-T1B1 RD6.8ES-T1B1 TOP VIEW 1SS119-25TD 1SS133T-77 14pin DIP TOP VIEW TOP VIEW CXA2108Q CATHODE 24pin SOP 16pin SOP MC34262P D3SB60F DTA114ESA-TP 2SA1175TP-F 2SA1175TP-H 2SA1175TP-J ANODE TOP VIEW 2SC2785TP-F 2SC2785TP-H 8pin DIP...

  • Page 23: Exploded Views

    SECTION 5 EXPLODED VIEWS NOTE: • Items with no part number and no description are not stocked because they are seldom required for routine service. • The construction parts of an assembled part are indicated with a collation number in the remark column. •...

  • Page 24: Chassis

    CHASSIS 5-1. CHASSIS : 7-685-647-99 +BVTT3x10 : 7-685-663-99 +BVTT4x16 : 7-682-968-09 +PSW4x30 : 7-682-974-19 +PSW6x10 Rf.No. Part No. Description Remark Rf.No. Part No. Description Remark * 4-063-312-01 HANDLE * 4-063-307-02 CABINET 4-316-003-00 HOLDER, CORD * 4-063-314-01 STOPPER * 4-064-806-02 PLATE, VALVE 4-063-309-01 BRACKET, UNIT * 4-063-308-02 COVER, REAR 4-063-319-01 SPRING, COMPRESSION...

  • Page 25: Electrical Parts List

    SECTION 6 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK ELECTRICAL PARTS LIST NOTE: • Items marked " * " are not stocked since RESISTORS The components identified ! marked are they are seldom required for routine • All resistors are in ohms critical for safety.
  • Page 26 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK C223 1-115-712-91 ELECT 820uF 6.3V L206 1-416-616-11 COIL,CHOKE (CH71512) 2.2uH C224 1-130-471-91 FILM 1000PF C225 1-115-706-11 ELECT 220uF 6.3V C226 1-136-169-00 FILM 0.22uF < LINE FILTER > C227 1-136-169-00 FILM 0.22uF LF101 ! 1-429-365-11 LFT SS28V-30030A...
  • Page 27 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK R147 1-249-417-11 CARBON 1.0K 1/4W < VARISTOR > R148 1-249-406-11 CARBON 1/4W R149 1-249-421-11 CARBON 2.2K 1/4W VDR101 ! 1-808-927-22 VARISTOR NV470D10-TB2 VDR102 ! 1-809-909-22 VARISTOR NV270D03-TB2 R150 1-247-807-31 CARBON 1/4W ************************************************************************************ R151...
  • Page 28 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK C1050 1-115-339-11 CERAMIC CHIP 0.1MF C1112 1-115-339-11 CERAMIC CHIP 0.1MF C1051 1-115-339-11 CERAMIC CHIP 0.1MF C1113 1-115-339-11 CERAMIC CHIP 0.1MF C1052 1-115-339-11 CERAMIC CHIP 0.1MF C1114 1-115-339-11 CERAMIC CHIP 0.1MF C1053 1-115-339-11 CERAMIC CHIP 0.1MF C1115...
  • Page 29 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK FL1011 1-239-899-21 FILTER, CHIP EMI IC1029 8-752-083-82 IC CXA2108Q FL1012 1-239-899-21 FILTER, CHIP EMI IC1030 8-752-083-82 IC CXA2108Q FL1013 1-239-899-21 FILTER, CHIP EMI FL1014 1-239-899-21 FILTER, CHIP EMI IC1031 8-752-083-82 IC CXA2108Q FL1015 1-239-899-21 FILTER, CHIP EMI IC1032...
  • Page 30 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK Q1045 8-729-015-55 TRANSISTOR 2SJ197-T1 R1034 1-216-025-91 RES,CHIP 1/10W R1035 1-216-025-91 RES,CHIP 1/10W Q1046 8-729-015-55 TRANSISTOR 2SJ197-T1 Q1047 8-729-015-55 TRANSISTOR 2SJ197-T1 R1036 1-216-025-91 RES,CHIP 1/10W Q1048 8-729-015-55 TRANSISTOR 2SJ197-T1 R1037 1-216-025-91 RES,CHIP 1/10W Q1049 8-729-015-55 TRANSISTOR 2SJ197-T1...
  • Page 31 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK R1100 1-216-295-91 SHORT R1160 1-216-001-00 RES,CHIP 1/10W R1101 1-216-121-91 RES,CHIP 1/10W R1161 1-216-001-00 RES,CHIP 1/10W R1102 1-216-295-91 SHORT R1162 1-216-001-00 RES,CHIP 1/10W R1103 1-216-097-91 RES,CHIP 100K 1/10W R1163 1-216-001-00 RES,CHIP 1/10W R1104 1-216-097-91 RES,CHIP...
  • Page 32 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK R1220 1-216-001-00 RES,CHIP 1/10W C2004 1-126-204-11 ELECT CHIP 47MF R1221 1-216-001-00 RES,CHIP 1/10W C2005 1-115-339-11 CERAMIC CHIP 0.1MF R1222 1-216-295-91 SHORT C2006 1-115-339-11 CERAMIC CHIP 0.1MF C2007 1-115-339-11 CERAMIC CHIP 0.1MF R1605 1-216-295-91 SHORT C2008...
  • Page 33 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK FL2006 1-239-903-11 FILTER, CHIP EMI R2036 1-216-097-91 RES,CHIP 100K 1/10W FL2007 1-239-903-11 FILTER, CHIP EMI R2037 1-216-025-91 RES,CHIP 1/10W FL2008 1-239-035-11 FILTER, EMI (CHIP) R2038 1-216-025-91 RES,CHIP 1/10W FL2009 1-414-135-11 FERRITE R2039 1-216-025-91 RES,CHIP 1/10W...
  • Page 34 Rf.NO. PART NO. DESCRIPTION REMARK Rf.NO. PART NO. DESCRIPTION REMARK R2096 1-216-089-91 RES,CHIP 1/10W R2097 1-216-047-91 RES,CHIP 1/10W R2098 1-216-033-00 RES,CHIP 1/10W R2099 1-216-049-91 RES,CHIP 1/10W R2100 1-216-049-91 RES,CHIP 1/10W R2101 1-216-089-91 RES,CHIP 1/10W R2102 1-216-089-91 RES,CHIP 1/10W R2103 1-216-049-91 RES,CHIP 1/10W R2104 1-216-049-91 RES,CHIP...

  • Page 35: Block Diagram

    B, Q, G B, Q, G SECTION 7 BLOCK DIAGRAM D101 CN201 CN1018 T101 MPU, CURRENT DRIVER, J101 CN151 CELL DRIVE, CELL CONECTOR AC IN CONTROL, SWITCHING 7, 8 +12V 1•2 1•2 +12V SWITCHING Q102–105 L101, Q101, IC101 8–13 8–13 58•59 ı...

  • Page 37: Diagrams

    SECTION 8 DIAGRAMS 8-1. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS Note: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics. • All electrolytics are in 50 V unless otherwise specified. •...

  • Page 38: Q Board

    Q BOARD -A SIDE- -B SIDE- SUFFIX-12 SUFFIX-12 D2001 D2010 IC2001 C-2 TP2001 D-2 D2002 D2011 IC2002 B-2 TP2002 D-2 D2003 D2012 IC2003 B-2 TP2003 B-3 D2004 D2013 IC2004 A-3 D2005 D2014 IC2005 D-2 RV2001 D-2 D2006 D2015 IC2006 B-3 D2007 D2016 D2008...
  • Page 39 IC2001 FL2001 CXD316-107Q D2001 D2003 C2021 R2002 R2001 1SS123 1SS123 100k 100k IC2002 SN75C1167NS INTDT ≠≠≠≠≠ ≠≠≠≠ CN2001 SIN0 XINTDT DRIVER/RECEIVER INTFN ≠≠≠≠≠ ≠≠≠≠ CN2003 TXD+ SIN1 XINTFN R2003 R2004 1.5k INTF0 ≠≠≠≠≠ ≠≠≠≠ 100k SIN1+ IC2002 XINTF0 FL2002 FL2003 R2008 1.5k SIN2+...
  • Page 40 B BOARD (2/8 _ 5/8) IC1017 _ 1032 CXA2108Q MODE0,1 11 - 12 DLDI DLDO DATA READ ADRS COUNTER COUNTER XUPR,XB,XR,XG 41 , ADRS A0~A9 PICTURE DATA RAM 59 , DATA D0~D9 IOUT0 IOUT0~23 IOUT1 PICT. DATA PWM DATA COMPARATOR IOUT2 ADRS PICTURE...
  • Page 41 B BOARD SIDE D1001 Q1016 *A-1 Q1017 *A-1 IC1001 Q1018 IC1002 Q1019 IC1003 Q1020 *D-2 IC1004 Q1021 *D-2 IC1005 Q1022 IC1006 Q1023 IC1007 Q1024 *C-2 IC1008 Q1025 *C-2 IC1009 Q1026 IC1010 Q1027 IC1011 Q1028 *B-2 IC1012 Q1029 *B-2 IC1013 Q1030 IC1014 Q1031 IC1015...
  • Page 42 B (1/8) B (1/8) (1/8) 5V-2 IC1001 (MPU) HD6413002F10 R1046 100k R1074 100k R1047 100k R1075 100k R1048 100k R1076 100k DCS(0:15) ≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠ R1049 100k R1077 100k DA(1:10) TO B BOARD R1050 100k R1078 100k (2/8),(3/8),(4/8),(5/8) DD(0:9) R1051 100k R1079 100k IC1002...
  • Page 43 B (2/8) B (2/8) DD(0:9) TO B BOARD DA(1:10) (1/8),(3/8),(4/8),(5/8) DCS(0:15) ≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠ I(0:383) TO B BOARD(7/8) WALL TO B BOARD(5/8) DLD3-4 TO B BOARD(3/8) IC1017 IC1020 CXA2108Q 5V-2 5V-2 (2/8) CXA2108Q CURRENT CURRENT DRIVER (CURRENT DRIVER) DRIVER DLDI DLDO IOUT0 IOUT0 IOUT1...
  • Page 44 B (3/8) B (3/8) DD(0:9) TO B BOARD (1/8),(2/8),(4/8),(5/8) DA(1:10) DCS(0:15) ≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠ I(0:383) TO B BOARD(7/8) TO B BOARD(2/8) DLD3-4 DLD7-8 TO B BOARD(4/8) IC1021 IC1024 5V-2 5V-2 CXA2108Q CXA2108Q CURRENT CURRENT DRIVER DRIVER DLDI DLDO (3/8) I168 IOUT0 IOUT0 (CURRENT DRIVER) I169...
  • Page 45 B (4/8) B (4/8) DD(0:9) TO B BOARD DA(1:10) (1/8),(2/8),(3/8),(5/8) DCS(0:15) ≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠ I(0:383) TO B BOARD(8/8) TO B BOARD(3/8) DLD7-8 DLD11-12 TO B BOARD(3/8) IC1025 IC1028 5V-2 5V-2 CXA2108Q CXA2108Q CURRENT CURRENT DRIVER DRIVER DLDI DLDO (4/8) I192 I264 IOUT0 IOUT0 (CURRENT DRIVER)
  • Page 46 B (5/8) B (5/8) DD(0:9) TO B BOARD DA(1:10) (1/8),(2/8),(3/8),(4/8) DCS(0:15) ≠≠≠≠≠≠≠≠≠ ≠≠≠≠≠≠≠≠ I(0:383) TO B BOARD(8/8) TO B BOARD(2/8) WALL TO B BOARD(4/8) DLD11-12 IC1029 IC1032 5V-2 5V-2 CXA2108Q CXA2108Q CURRENT CURRENT DRIVER DRIVER DLDI WALL (5/8) I288 I360 IOUT0 IOUT0 (CURRENT DRIVER)
  • Page 47 B (6/8) B (6/8) TO B BOARD V(0:63) (7/8),(8/8) (6/8) IC1035,1036 Q1002-1005 IC1035,1036 Q1018-1021 IC1037,1038 Q1034-1037 IC1037,1038 Q1050-1053 (CELL DRIVE) BUFFER WFM DRIVE BUFFER WFM DRIVE BUFFER WFM DRIVE BUFFER WFM DRIVE FL1007 FL1015 FL1023 FL1031 IC1035(1/9) Q1002 IC1035(5/9) Q1018 IC1037(1/9) Q1034 IC1037(5/9)
  • Page 48 B (7/8) B (7/8) FROM B BOARD I(0:383) (2/8),(3/8) FROM B BOARD V(0:63) (6/8) (7/8) CN1002 CN1004 CN1006 CN1008 R1222 R1270 R1318 R1366 I117 I165 B12-16 B12-16 B12-16 B12-16 R1223 R1271 I118 R1319 I166 R1367 (CELL CONNECTOR) R12-16 R12-16 R12-16 R12-16 R1224 R1272...
  • Page 49 B (8/8) B (8/8) FROM B BOARD I(0:383) (4/8),(5/8) FROM B BOARD V(0:63) (6/8) CN1010 CN1012 CN1014 CN1016 CN1018 R1414 R1462 R1510 R1558 I213 I261 I309 I357 B12-16 B12-16 B12-16 B12-16 +12V R1415 R1463 R1511 I214 I262 I310 I358 R1559 R12-16 R12-16 R12-16...
  • Page 50 G (APS-102) G (APS-102) G (APS-102) BOARD D101 D102 D103 D104 D105 D106 D107 D111 D113 D114 D115 D202 D203 D204 D205 D206 D207 D208 D209 D210 D211 D212 D213 D214 D215 IC101 IC102 IC103 IC201 IC202 IC203 Q101 Q102 Q103 Q104 Q105...
  • Page 51 G (APS-102) G (APS-102) J101 AC IN 100V–240V Q102-105 SWITCHING 18.2 D202-210 RECTIFIER +12V T101 P.T. 93.8 +5V REG SWITCHING D103, 104, 107 POLARITY –170 –170 –165 –174 B BOARD (8/8) CN1018 –174 –0.2 D105, 106 RECTIFIER RECTIFIER 16.6 Q106, 111 +16V SWITCH D211, 212...
  • Page 53 The material contained in this manual consists of information that is the property of Sony Corporation and is intended solely for use by the purchasers of the equip- ment described in this manual. Sony Corporation expressly prohibits the duplication of...
  • Page 54 English/Japanese 98LJ05024-1 Sony Corporation Printed in Japan Broadcasting & Professional Systems Company 9-976-679-02 © 1998. 12...

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