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Hitachi 43FDX01B Service Manual

Hitachi 43FDX01B Manual

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Hitachi 43FDX01B | Service Manual - Page 1
Television Module LGE PDP 2K6 PDP42X3* Contents Page 1. Technical Specifications, Connections, and Chassis Overview 2 2. Safety Instructions, Warnings, and Notes 5 3. Directions for Use 6 4. Mechanical Instructions 7 5. Service Modes, Error Codes, and Fault Finding 12 6. Block Diagrams
Hitachi 43FDX01B | Service Manual - Page 2
part and a Drive part. The Panel part consists of Electrodes, Phosphor, various dielectrics, and gas, while the Drive part includes electronic circuitry and PWBs. 1.1.1 General Specification Table 1-1 General Specifications Model 1 % white window, white window pattern at centre) Max. 330 W (Full
Hitachi 43FDX01B | Service Manual - Page 3
Technical Specifications, Connections, and Chassis Overview LGE PDP 2K6 1. EN 3 PCB PART NO. G_16390_008.eps 040806 Figure 1-4 Part number printing (on board) BOARD ASSY PART NR. BOARD NAME BOARD SERIAL NR. G_16390_005.eps 020806 Figure 1-5 Part number label (on board) TCP SERIAL NO.
Hitachi 43FDX01B | Service Manual - Page 4
EN 4 1. LGE PDP 2K6 1.1.3 Chassis Overview Technical Specifications, Connections, and Chassis Overview Y Driver Board Y Sus Board X Left Board PSU 3501Q00203B Control Board Figure 1-7 PWB location Z Sus Board X Right Board G_16391_002.eps 290607
Hitachi 43FDX01B | Service Manual - Page 5
resistor or metal film resistor) in order to repair, insert it 10 mm away from a board. 15. During repairs, high voltage or high temperature components must be put away from a lead line. 16. This is a cold chassis but you better use an isolation transformer for safety during repairs. If repairing
Hitachi 43FDX01B | Service Manual - Page 6
EN 6 3. LGE PDP 2K6 3. Directions for Use Not applicable. Directions for Use
Hitachi 43FDX01B | Service Manual - Page 7
Mechanical Instructions 4. Mechanical Instructions Index of this chapter: 4.1 Mechanical Overviews 4.2 Panel/assy removal 4.2.1 Power Supply Unit 4.2.2 Control Board 4.2.3 Y Sustain Board 4.2.4 Y Driver Board 4.2.5 Z-Sustain board 4.2.6 X-board 4.1 Mechanical Overviews LGE PDP 2K6 4. EN 7 8 7
Hitachi 43FDX01B | Service Manual - Page 8
EN 8 4. LGE PDP 2K6 Mechanical Instructions Figure 4-2 Label location on PWB's G_16390_014.eps 070806 Figure 4-3 Label indication G_16390_013.eps 070806
Hitachi 43FDX01B | Service Manual - Page 9
3315Q-E037C and 3315Q-E037F . 5. Manufacture Serial No. Label of Module 2 1 1 2 G_16390_030.eps 220806 Figure 4-7 Control board removal 1 Model Name Model Names for Philips are PDP42X3A062, PDP42V7A012, PDP42V74112, PDP42V74102, PDP42V74012, PDP42V74002, PDP42V70102 and PDP42V70002. * PDP42V7
Hitachi 43FDX01B | Service Manual - Page 10
EN 10 4. LGE PDP 2K6 Mechanical Instructions 4.2.3 Y Sustain Board 1. Unplug the connectors [1]. 2. Remove the fixation screws [2]. 3. Slide the board to the right, while unplugging connectors [3]. Do not touch the heatsink! 2 3 2 2 1 2 3 2 2 1 1 2 G_16390_031.eps 010906 Figure 4-8 Y-SUS
Hitachi 43FDX01B | Service Manual - Page 11
Instructions LGE PDP 2K6 4.2.5 Z-Sustain board 1. Unplug the connectors [1]. 2. Remove the fixation screws [2]. 3. Slide the board to the right, while unplugging connectors [3]. Do not touch the heatsink! 4. Pull out the locks of the FPC's [3} as indicated by the arrows. 5. Condition in Lock part
Hitachi 43FDX01B | Service Manual - Page 12
PDP 2K6 Service Modes, Error Codes, and Fault Finding 5. Service Modes, Error Trouble Shooting No display? N Vertical defect? N Horizontal defect? N Mis -discharge on screen? Check model No. of module, all connectors and cables. Y Partially no display? Y Check signal cables from Ctrl Board
Hitachi 43FDX01B | Service Manual - Page 13
Service Modes, Error Codes, and Fault Finding 5.1.1 No Display Check each section with following method. If there is a problem, replace or repair that part. If can cause a specific board to fail. LGE PDP 2K6 5. EN 13 G_16390_039.eps 110806 Figure 5-3 Control + Y-SUS board G_16390_042.eps 010906
Hitachi 43FDX01B | Service Manual - Page 14
EN 14 5. LGE PDP 2K6 Service Modes, Error Codes, and Fault Finding PSU (see figure "PSU trouble shooting") 1. Check each unit part of PSU inside with naked eye (capacitor, FET, IC, resistor). 2. Check fuse. 3. Check output voltage, which is converted from AC to DC. 4. Voltage Check (5V, Va, Vs).
Hitachi 43FDX01B | Service Manual - Page 15
signal to the TCP. So, if there is a bar defect on screen, it may be a Control board problem. MCM Buffer IC Array Resistor 6 line R - array TCP 192 Line output F_15590_082.eps 060705 Figure 5-13 Control board address flow 5.1.3 Line Defect (Vertical) In case of one line open or shorted, check for
Hitachi 43FDX01B | Service Manual - Page 16
output pin. Normal diode value= 0.6 (forward) Normal diode value= OL (reverse) F_15590_087.eps 060705 Figure 5-18 Scan IC output diode check 5.1.5 Line Defect (Horizontal) FPC Check In case of one or more horizontal lines, this is probably due to FPC or panel inside the Control board. Y board
Hitachi 43FDX01B | Service Manual - Page 17
Service Modes, Error Codes, and Fault Finding Scan IC Check Check diode value of the right side part of the output pin. LGE PDP 2K6 5. EN 17 F_15590_091.eps 290605 Figure 5-20 Scan IC output diode check 5.1.6 Mis-discharge Defect Most of mis-discharge appearance is a problem of the Y-DRV, Y-SUS,
Hitachi 43FDX01B | Service Manual - Page 18
EN 18 5. LGE PDP 2K6 Service Modes, Error Codes, and Fault Finding Figure 5-23 Output waveforms on X, Y, and Z-boards G_16390_043.eps 300806
Hitachi 43FDX01B | Service Manual - Page 19
unusual pattern of the Data TCP IC unit as shown in the picture below, check the fixation of the relevant X board. If that doesn't help, replace the X board. 2. In case of "Case 1": - Check the connection between the Data TCP connector and the IC. - Replace the relevant X board, or the Control board
Hitachi 43FDX01B | Service Manual - Page 20
the output wave with an oscilloscope (> 200 MHz) and compare the waveform with the waveform in the figure below. Adjust the Y board Set_up voltage (Vsetup) and time-interval "A" by changing VR3 and VR2. Check if -Vy and Vscan have been set correctly with VRy and VRsc respectively, to the value
Hitachi 43FDX01B | Service Manual - Page 21
wave. G_16390_049.eps 150806 Figure 5-35 IPM normal output FET assy (Y board: HS2) When the Set_up FET (2nd FFT of HS2) is damaged, there will be no picture. • Test Point: GND-Waveform (Y-DRV board) • Measuring condition: full white pattern. • Wave format: as shown in the figure below. G_16390_050
Hitachi 43FDX01B | Service Manual - Page 22
22 5. LGE PDP 2K6 Service Modes, Error Codes, and Fault Finding - Test Point: Output TP of GND-TCP - Wave format: As shown in figure below. In case of normal wave output, when STB signal is generated, the output must maintain "HIGH". When STB signal is generated again, the output must fall to "LOW
Hitachi 43FDX01B | Service Manual - Page 23
Service Modes, Error Codes, and Fault Finding LGE PDP 2K6 5. EN 23 ZUZ} F_15590_036.eps 040705 Figure 5-43 Crystal normal output XU\}¥Y} vœ›—œ›G G–G›ŒGšŽ•ˆ“GšG“–ž p› ”ˆ GŠˆ•ŽŒG›ŒG SG F_15590_035.eps 060605 Figure 5-44 Crystal defective output
Hitachi 43FDX01B | Service Manual - Page 24
EN 24 5. LGE PDP 2K6 Service Modes, Error Codes, and Fault Finding 5.3 Defect Description Form spec. - Burn in (Plasma TV) / Sticking image (LCD TV) - MURA These symptoms are not claimable. Defect Board Spare Part Nr. 1. 2. 3. 4. Serial Nr. New Board Spare Part Nr. Serial Nr. BOARD REPAIR
Hitachi 43FDX01B | Service Manual - Page 25
Interface Controller Memory Controller Driver Timing Controller Display data, Driver timing (External Power) Vs (175V~190V) Va (60+ 1V) Vcc (5V) Scan Driver Common sustain driver Color PDP 1024 X 768 pixels Address Driver ත Applied Voltage level is specified at the time when Full-White pattern
Hitachi 43FDX01B | Service Manual - Page 26
turning "off". * Module "ON" : 5V => Va => Vs, Module "OFF": Vs => Va => 5V (4) Signal generator should be selected with 1024 x 768 (XGA) mode Adjustment 1. Measure the Vs voltage (180...195 VDC) on pin 10 of CN806 on the PSU board (see Figure "PSU Alignment"). The voltage should have the same value
Hitachi 43FDX01B | Service Manual - Page 27
to the value indicated on the voltage sticker with potentiometer VRy on the Y-SUS board. Y -SUS Set-up Voltage Waveform Adjustment Now connect the oscilloscope between the Waveform test point on the Y-Driver board and GND (see Figure ""Y-SUS Alignment"). Trigger with Vs-DA on the Control board (see
Hitachi 43FDX01B | Service Manual - Page 28
Alignment"). 2. Adjust Vzb to 100 ± 0.5 V with potentiometerVRzb on the Z-SUS board. 8.2.6 Internal Test Patterns The CTRL board is capable of generating its own video test patterns. To generate the test patterns, do as follows: • Disconnect the mains cord. • Disconnect the SSB of the TV set, by
Hitachi 43FDX01B | Service Manual - Page 29
9. EN 29 9. Circuit Descriptions, Abbreviation List, and IC Data Sheets Index of this chapter: 9.1 Introduction 9.2 Power Supply Unit (PSU) 9.3 Control Board 9.4 X Board 9.5 Y Sustain Board 9.6 Y Drive Board 9.7 Z Sustain Board 9.8 DC/DC Converter Part 9.9 FPC (Flexible Printed Circuit) 9.10 FFC
Hitachi 43FDX01B | Service Manual - Page 30
IC low, picture is changed to BLACK pattern. Signal is operated by synchronized vertical signal. ත The panel will not malfunction, if DISPEN is high at start up. G_16390_080.eps 310806 Figure 9-2 Power supply sequence 9.3 Control Board 9.3.1 Purpose Creates signal processing, and controls
Hitachi 43FDX01B | Service Manual - Page 31
Components IPM, diodes, electrolytic capacitors, and FETs. G_16390_025.eps 100806 9.6 Y Drive Board 9.6.1 Purpose • To supply Sustain, Reset waveform, made by the Y-SUS board, to the PDP through the SCAN DRIVER IC. • To supply a waveform that selects the horizontal electrodes (Y SUSTAIN electrodes
Hitachi 43FDX01B | Service Manual - Page 32
Descriptions, Abbreviation List, and IC Data Sheets 9.8 DC/DC Converter Part 9.9 FPC (Flexible Printed Circuit) 9.8.1 Purpose From 5V, Vs, and Va (from the PSU), the DC/DC converter makes 5V, 15V, Vy, Vsc, 5Vf, and Va, which are essential for each board. PSU YSUS Board 5V 5V 9.9.1 Purpose To
Hitachi 43FDX01B | Service Manual - Page 33
CLK COF CTRL DC FET FPC I/O IC IPM LED LGE MCM PCB PDP PFC PSU PWB RGB STB TCP Alternating Current Board Clock signal Chip On Flex / Foil / Film Control (board) Direct Current Field Effect Transistor Flexible Printed Circuit Input/Output Integrated Circuit Intelligent Power Module Light Emitting
Hitachi 43FDX01B | Service Manual - Page 34
text and graphics to PSU model 3501Q00201A (not used in this PDP model) changed to references to PSU model 3501Q00203B. • Corrections in texts referring to the PSU, Y-SUS and ZSUS boards. Manual xxxx xxx xxxx.2 • Text on how to generate Internal Test Patterns added to Chapter 8, Alignments. • Minor

Section	Page
Content	1
1. Technical Specifications, Connections, and Chassis Overview	2
1.1 Technical Specifications PDP42X3*	2
1.1.1 General Specification	2
Table 1-1 General Specifications	2
1.1.2 Definitions	2
Figure 1-1 Definition of module position	2
Figure 1-2 Identification label	2
Figure 1-3 Voltage label (on rear side of module)	2
Figure 1-4 Part number printing (on board)	3
Figure 1-5 Part number label (on board)	3
Figure 1-6 TCP serial number (on TCP)	3
1.1.3 Chassis Overview	4
Figure 1-7 PWB location	4
2. Safety Instructions, Warnings, and Notes	5
2.1 Warnings	5
3. Directions for Use	6
4. Mechanical Instructions	7
4.1 Mechanical Overviews	7
Figure 4-1 Cable dressing	7
Table 4-1 Cable function	7
Figure 4-2 Label location on PWB’s	8
Figure 4-3 Label indication	8
Figure 4-4 Label information (1)	9
Figure 4-5 Label information (2)	9
4.2 Panel/assy removal	9
4.2.1 Power Supply Unit	9
Figure 4-6 PSU removal	9
4.2.2 Control Board	9
Figure 4-7 Control board removal	9
4.2.3 Y Sustain Board	10
Figure 4-8 Y-SUS board removal	10
4.2.4 Y Driver Board	10
Figure 4-9 Y driver board removal	10
Figure 4-10 TCP Separation	10
4.2.5 Z-Sustain board	11
Figure 4-11 Z-SUS board removal	11
Figure 4-12 FPC removal	11
4.2.6 X-board	11
Figure 4-13 X board removal 1/2	11
Figure 4-14 X board removal 2/2	11
Figure 4-15 TCP Separation	11
5. Service Modes, Error Codes, and Fault Finding	12
5.1 Quick Module Check	12
Figure 5-1 Logical judgement	12
Figure 5-2 Quick check	12
5.1.1 No Display	13
Connectors	13
Figure 5-3 Control + Y-SUS board	13
Figure 5-4 Control + Z-SUS board	13
Figure 5-5 Control + X board	13
Figure 5-6 Signal input (LVDS)	13
Exhaust Tip	13
Figure 5-7 Exhaust tip \	13
PSU (see figure “PSU trouble shooting“)	14
Figure 5-8 PSU trouble shooting	14
PSU Power Protection	14
5.1.2 Bar Defect (Vertical)	15
Connector	15
Figure 5-9 Connector check (1)	15
Figure 5-10 Connector check (2)	15
Checking the TCP	15
Figure 5-11 TCP torn	15
Figure 5-12 TCP IC broken	15
Control Board	15
Figure 5-13 Control board address flow	15
5.1.3 Line Defect (Vertical)	15
Line Open or Short	15
Figure 5-14 Single line defect	15
Line Open or Short with the Same Distance	16
Figure 5-15 Evenly repeated lines	16
5.1.4 Bar Defect (Horizontal)	16
Connector	16
Figure 5-16 Check FPC connectors	16
Figure 5-17 Check drive connectors	16
Scan IC Check	16
Figure 5-18 Scan IC output diode check	16
5.1.5 Line Defect (Horizontal)	16
FPC Check	16
Figure 5-19 Open FPC electrode / Panel electrode breakdown	16
Scan IC Check	17
Figure 5-20 Scan IC output diode check	17
5.1.6 Mis-discharge Defect	17
Figure 5-21 Mis-discharge	17
Checking Order	17
How to Check an IPM	17
Forward direction	17
Reverse direction	17
Figure 5-22 IPM check	17
5.2 Detailed Module Check	17
5.2.1 No Display	17
The Screen Does Not Display a Picture	17
Figure 5-23 Output waveforms on X, Y, and Z-boards	18
5.2.2 Display Defects	19
Half of the Screen is Not Shown	19
<TABLE>	19
Figure 5-24 Screen display “1/2 display”	19
Vertical Parts of the Screen are Missing	19
Figure 5-25 Screen display “Vertical parts missing”	19
Figure 5-26 Data TCP IC examination	19
Unusual Pattern on Display	19
Figure 5-27 Possible cases	19
Scan FPC Problem	19
Figure 5-28 Screen display “Scan FPC problem”	20
Figure 5-29 Scan IC	20
Vertical Lines with Regular Gap (Vertical Stripe Flash at Special Colour)	20
Figure 5-30 Screen display “Vertical lines with regular gap”	20
Data Copy in Vertical Direction	20
Figure 5-31 Screen display “Data copy in vertical direction”	20
One or Several Vertical Line(s) on the Screen	20
Figure 5-32 Screen display “Vertical lines”	20
One or Several Horizontal Lines on the Screen	20
Figure 5-33 Screen display “Horizontal lines”	20
Low Brightness of Displayed Picture	20
Partially Other Colour on Full White Screen or Partially Mis-Discharge on Full Black Screen.	20
Figure 5-34 Y output voltage waveform	21
No Specified Brightness at Specified Colour	21
5.2.3 Checking for Component Damage	21
Y IPM (IC 18) or Z IPM (IC 2)	21
Figure 5-35 IPM normal output	21
FET assy (Y board: HS2)	21
Figure 5-36 Set_up FET defective	21
Figure 5-37 Set_down FET defective	21
SCAN IC (Y-DRV board: IC1-10)	21
Figure 5-38 SCAN IC defective	22
Figure 5-39 SCAN IC shorted output	22
Figure 5-40 SCAN IC normal output wave	22
TCPs	22
Figure 5-41 COF IC output defective	22
Figure 5-42 TCP normal output	22
Crystal (CTRL board: X1)	22
Figure 5-43 Crystal normal output	23
Figure 5-44 Crystal defective output	23
5.3 Defect Description Form	24
Figure 5-45 Defect Description Form (DDF)	24
6. Block Diagrams, Test Point Overviews, and Waveforms	25
6.1 Block Diagram PDP Module	25
Figure 6-1 Block Diagram	25
7. Circuit Diagrams and PWB Layouts	25
8. Alignments	26
8.1 General	26
8.2 Alignments	26
8.2.1 Tools	26
8.2.2 Connection Diagram and Set-Up	26
Figure 8-1 Measuring equipment connection diagram	26
8.2.3 PSU Alignment	26
Figure 8-2 PSU Alignment	26
Vs Voltage Adjustment	26
Va Voltage Adjustment	27
8.2.4 Y-SUS Alignment	27
Figure 8-3 Y-SUS alignment	27
Condition	27
Vscan Voltage Adjustment	27
-Vy Voltage Adjustment	27
Y -SUS Set-up Voltage Waveform Adjustment	27
Figure 8-4 Trigger point Vs-DA	27
Figure 8-5 V set-up waveform	27
8.2.5 Z-SUS Alignment	28
Figure 8-6 Z-SUS alignment	28
Condition	28
Vzb (Z bias) Voltage Adjustment	28
8.2.6 Internal Test Patterns	28
Figure 8-7 P1: Connector for Internal Test Patterns	28
9. Circuit Descriptions, Abbreviation List, and IC Data Sheets	29
9.1 Introduction	29
9.2 Power Supply Unit (PSU)	29
9.2.1 Purpose	29
Figure 9-1 Power supply	29
9.2.2 Power ON and Power OFF Sequence	30
Figure 9-2 Power supply sequence	30
9.3 Control Board	30
9.3.1 Purpose	30
Figure 9-3 Control board	30
9.4 X Board	30
9.4.1 Purpose	30
Figure 9-4 X boards	30
9.5 Y Sustain Board	31
9.5.1 Purpose	31
Figure 9-5 Y Sustain board	31
9.5.2 Main Components	31
9.6 Y Drive Board	31
9.6.1 Purpose	31
Figure 9-6 Y Drive board	31
9.7 Z Sustain Board	31
9.7.1 Purpose	31
9.7.2 Main Components	31
Figure 9-7 Z Sustain Board	31
9.8 DC/DC Converter Part	32
9.8.1 Purpose	32
Figure 9-8 DC/DC Converter block diagram	32
Figure 9-9 DC/DC Converter part	32
9.9 FPC (Flexible Printed Circuit)	32
9.9.1 Purpose	32
Figure 9-10 Flexible Printed Circuit	32
9.10 FFC (Flat Flexible Cable)	32
9.10.1 Purpose	32
Figure 9-11 Flat Flexible Cable	32
9.11 TCP (Tape Carrier Package)	32
9.11.1 Purpose	32
Figure 9-12 Tape Carrier Package	32
9.12 IPM (Intelligent Power Modules)	33
9.12.1 Purpose	33
Figure 9-13 Intelligent Power Modules	33
9.12.2 Main Components	33
9.13 Abbreviation List	33
9.14 IC Data Sheets	33
10. Spare Parts List	34