YAKUMO 32 LCD TV 81J Service Manual

COLOR TFT-LCD TV SERVICE MANUAL MODEL : PDI-P23LCD CAUTION !! BEFORE SERVICING THE TFT-LCD TV, READ THE SAFETY PRECAUTIONS IN THIS MA

PDI-P23LCD SERVICE MANUAL PAGE:10 LOCATION OF CONTROL 13. Controller of Panel 1. ON/OFF: Switches TV set on or off. 2. MENU : Displays menu. 3~

PDI-P23LCD SERVICE MANUAL PAGE:11 EXTERNAL IN/OUT 14.External IN / OUT 1. PC DIGITAL IN (DVI-D) : Connect the DVI from PC. 2. PC ANALO

PDI-P23LCD SERVICE MANUAL PAGE:12 INSPECTION INSTRUCTION 1. Supplied Accessories Note: Make Sure the following accessories are provided with Prod

PDI-P23LCD SERVICE MANUAL PAGE:13 DEASSEMBLY PROCEDURE 16. Disassembly procedure 1)Removal of Stand emoe 4 screws Remove 4 screws Remove 4 screws

PDI-P23LCD SERVICE MANUAL PAGE:14 DEASSEMBLY PROCEDURE 3)Metal plate & Rear chassis 4)Remove bracket 오류!

PDI-P23LCD SERVICE MANUAL PAGE:15 DEASSEMBLY PROCEDURE 5) Disconnect 8 plugs on Main PCB 6) Remove 12 Main & SMPS PCB scr

PDI-P23LCD SERVICE MANUAL PAGE:16 DEASSEMBLY PROCEDURE 7-1)Removal of LCD module 7-2)Removal of LCD module

PDI-P23LCD SERVICE MANUAL PAGE:17 DEASSEMBLY PROCEDURE 7-3)Removal of LCD module After remove front shield

PDI-P23LCD SERVICE MANUAL PAGE:18 7-4) Removal of LCD module DEASSEMBLY PROCEDURE Remove 2 screws

PDI-P23LCD SERVICE MANUAL PAGE:19 7-5) Removal of LCD module DEASSEMBLY PROCEDURE Remove 2 screws

PDI-P23LCD SERVICE MANUAL PAGE:2 CONTENTS Contents ------------------------------------------------------------------------- 2 Safety precautions

PDI-P23LCD SERVICE MANUAL PAGE:20 7-6)Removal of LCD Module Front cover remains after removing LCD Module

PDI-P23LCD SERVICE MANUAL PAGE:21 WIRE DRESSING 1. Wire Dressing Note: Using acetate Tape

PDI-P23LCD SERVICE MANUAL PAGE:22 WIRE DRESSING 1) Wire Dressing for speaker & Key control. ( No.1, acetate Tape) 2) Wire Dressing for Left

PDI-P23LCD SERVICE MANUAL PAGE:23 PART APPEARANCE 1.Part appearance C3875S A1504S C102S C3198 2N7000 Regulator for Tuning Volta

PDI-P23LCD SERVICE MANUAL PAGE:24 PART APPEARANCE 1-1. Part appearance Voltage Detector KIA7027AF Voltage Detector KIA7042AF Voltage Reg KIA78L

PDI-P23LCD SERVICE MANUAL PAGE:25 TROUBLE SHOOTING 15.Troble shooting P803 (pin8~15) : 24V (B/Light Vcc) P803 (pin1) : 5V (B/L

PDI-P23LCD SERVICE MANUAL PAGE:26 TROUBLE SHOOTING No LED LED blinking Resistance:0 ohm IC804 (pin4) <-> GND Y Replace IC

PDI-P23LCD SERVICE MANUAL PAGE:27 Schematic Diagram

PDI-P23LCD SERVICE MANUAL PAGE:28 BLOCK DIAGRAM 1. Block Diagram 23F/26H/27K Block Diagram SPEAKER HEADPHONEIC101 VCTI u-Com TEXT/Caption Video

PDI-P23LCD SERVICE MANUAL PAGE:3 SAFETY PRECAUTIONS Leakage Current Hot Check (See below Figure) Plug the AC cord directly into the AC outlet. D

PDI-P23LCD SERVICE MANUAL PAGE:29 PCB LAYOUT 1. CONTROL PCB & PILLOW JACK PCB 1-1.Pillow PCB (Top pattern)

PDI-P23LCD SERVICE MANUAL PAGE:30 PCB LAYOUT 2. Main PCB ( TOP PATTERN )

PDI-P23LCD SERVICE MANUAL PAGE:31 PCB LAYOUT 3. Main PCB (TOP SILK)

PDI-P23LCD SERVICE MANUAL PAGE:32 PCB LAYOUT 4. Main PCB ( BOTTOM PATTERN )

PDI-P23LCD SERVICE MANUAL PAGE:33 PCB LAYOUT 4. Main PCB ( BOTTOM SILK)

PDI-P23LCD SERVICE MANUAL PAGE:34 WAVE FORM NOTE!!:ⓐVideo = Gray scale pattern input / Audio = 1Khz input at volume step 20~40. 1)Component Y input

PDI-P23LCD SERVICE MANUAL PAGE:35 WAVE FORM NOTE!!: Video = Gray scale pattern input / Audio = 1Khz input at volume step 40. 7) CVBS Video signal

PDI-P23LCD SERVICE MANUAL PAGE:36 WAVE FORM NOTE!!: PC INPUT = 640x480 @ 60Hz Cross hatch pattern. 29) PC-DSUB Hsync input (R705 MEASURE) 28) PC

PDI-P23LCD SERVICE MANUAL PAGE:37 ADJUSTMENT INSTRUCTION WITH DEFAULT FACTORY DATA 1.SVC mode data Adjustment NOTE!! When the EEPROM has been re

PDI-P23LCD SERVICE MANUAL PAGE:38 ADJUSTMENT INSTRUCTION WITH DEFAULT FACTORY DATA 2. White Blance Checking 1.RF w

PDI-P23LCD SERVICE MANUAL PAGE:4 SERVICING PRECAUTIONS CAUTION!! Before servicing receivers covered by this service manual, read and follow the

PDI-P23LCD SERVICE MANUAL PAGE:39 PACKING INSTRUCTION NO PART NO DESCRIP TIO N MATERKAL CO LOR Q&apo

PDI-P23LCD SERVICE MANUAL PAGE:40 MECHANICAL EXPLODED VIEW 1. Explode View 1 4 10 2 5 6 7 9 8 12 11 13 14 15 16 17 18 19 24 20 NO PART NO DES

PDI-P23LCD SERVICE MANUAL PAGE:41 REPLACEMENT PART LIST 1.Parts List (Assemble process) LEVEL PART NO PART NAME DESCRIPTION Q,TY1 300-003J 201/23 F

PDI-P23LCD SERVICE MANUAL PAGE:42 REPLACEMENT PART LIST 2. Parts List (Main PCB) LEVEL PART NO PART NAME DESCRIPTIONS LOCATION NO0 AYMALT41F01AMAIN P

PDI-P23LCD SERVICE MANUAL PAGE:43 REPLACEMENT PART LIST 3. Parts List (Main PCB) LEVEL PART NO PART NAME DESCRIPTIONS LOCATION NO1GRLT41DA001A GR, C

PDI-P23LCD SERVICE MANUAL PAGE:44 REPLACEMENT PART LIST 4. Parts List (Main PCB) LEVEL PART NO PART NAME DESCRIPTIONS LOCATION NO2 0CHSS224DZTS CAPAC

PDI-P23LCD SERVICE MANUAL PAGE:45 REPLACEMENT PART LIST 5. Parts List (Main PCB) LEVEL PART NO PART NAME DESCRIPTIONS LOCATION NO2 0RHSS104DJTS RC16

PDI-P23LCD SERVICE MANUAL PAGE:46 REPLACEMENT PART LIST 6. Parts List (Main PCB) LEVEL PART NO PART NAME DESCRIPTIONS LOCATION NO2 1ICIPAP120TS IC,

PDI-P23LCD SERVICE MANUAL PAGE:47 CIRCUIT DESCRIPTIONS General Description for 23.01” color TFT LCD TV. The TFT LCD TV described in the followings

PDI-P23LCD SERVICE MANUAL PAGE:48 CIRCUIT DESCRIPTIONS 1.SCALER SECTION. Device : MST6151 Features: Input supports up to UXGA & 1080P Panel sup

PDI-P23LCD SERVICE MANUAL PAGE:5 SPECIFICATIONS Note: Specifications and others are subject to change without notice for improvement. 1.Scope. Th

PDI-P23LCD SERVICE MANUAL PAGE:49 CIRCUIT DESCRIPTIONS 2) Block Diagram.

PDI-P23LCD SERVICE MANUAL PAGE:50 CIRCUIT DESCRIPTIONS 3) Pin configuration. Reference line The left side The right side

PDI-P23LCD SERVICE MANUAL PAGE:51 CIRCUIT DESCRIPTIONS 3-1) Pin configuration < The left side >

PDI-P23LCD SERVICE MANUAL PAGE:52 CIRCUIT DESCRIPTIONS 3-2) Pin configuration < The right side >

PDI-P23LCD SERVICE MANUAL PAGE:53 CIRCUIT DESCRIPTIONS 4) Pin Functions. [MCU Interface] [Analog Interface]

PDI-P23LCD SERVICE MANUAL PAGE:54 CIRCUIT DESCRIPTIONS [DVI Interface] [Video Interface] [LVDS Interface]

PDI-P23LCD SERVICE MANUAL PAGE:55 CIRCUIT DESCRIPTIONS [GPO Interface] [DRAM Interface]

PDI-P23LCD SERVICE MANUAL PAGE:56 CIRCUIT DESCRIPTIONS [Misc. Interface] [Power Pins] [No Connects]

PDI-P23LCD SERVICE MANUAL PAGE:57 CIRCUIT DESCRIPTIONS 2. VCT 49xxi SECTION. Device : VCT 49xxi Features : PSSDIP88-1/-2 package PMQFP144-2 pac

PDI-P23LCD SERVICE MANUAL PAGE:58 CIRCUIT DESCRIPTIONS 2) Block Diagram.

PDI-P23LCD SERVICE MANUAL PAGE:6 SPECIFICATIONS 9.Receiving RF TV system NO Model SystemPDI-P23LCD / /1 PAL-BX//2 PAL-GX//3 PAL-I, I /IX//4 PAL-

PDI-P23LCD SERVICE MANUAL PAGE:59 CIRCUIT DESCRIPTIONS 3) Pin configuration. Reference line The left s

PDI-P23LCD SERVICE MANUAL PAGE:60 CIRCUIT DESCRIPTIONS 3-1) Pin configuration < The left side >

PDI-P23LCD SERVICE MANUAL PAGE:61 CIRCUIT DESCRIPTIONS 3-2) Pin configuration < The right side >

PDI-P23LCD SERVICE MANUAL PAGE:62 CIRCUIT DESCRIPTIONS 4) Pin Connections and Short Descriptions NC = not connected LV = if not used, leave vacant O

PDI-P23LCD SERVICE MANUAL PAGE:63 CIRCUIT DESCRIPTIONS 4-2) Pin(Port) Functions

PDI-P23LCD SERVICE MANUAL PAGE:64 CIRCUIT DESCRIPTIONS 4-3) Pin(Port) Functions

PDI-P23LCD SERVICE MANUAL PAGE:65 CIRCUIT DESCRIPTIONS 4-4) Pin(Port) Functions

PDI-P23LCD SERVICE MANUAL PAGE:66 CIRCUIT DESCRIPTIONS 4-5) Pin(Port) Functions

PDI-P23LCD SERVICE MANUAL PAGE:67 CIRCUIT DESCRIPTIONS 3. Video A/D Converter Device: MST9883CR. Features: *Triple ADC with 12 - 140 MHz Sampl

PDI-P23LCD SERVICE MANUAL PAGE:68 CIRCUIT DESCRIPTIONS 2) Block Diagram.

PDI-P23LCD SERVICE MANUAL PAGE:7 10. PC Mode Scan Frequency & Timing 1)Scan Freq : H: 31 ∼ 61 kHz / V : 56 ∼ 75㎐ 2)Preset Timing Chart

PDI-P23LCD SERVICE MANUAL PAGE:69 CIRCUIT DESCRIPTIONS 3) Pin configuration.

PDI-P23LCD SERVICE MANUAL PAGE:70 CIRCUIT DESCRIPTIONS 4-1) Analog Interface 4-2) Misc. Interface

PDI-P23LCD SERVICE MANUAL PAGE:71 CIRCUIT DESCRIPTIONS 4-3) Output Interface 4-4) Power Pins

PDI-P23LCD SERVICE MANUAL PAGE:8 LOCATION OF CONTROL All the function can be controlled with the remote controller. Some functions can also adju

PDI-P23LCD SERVICE MANUAL PAGE:9 LOCATION OF CONTROL 17.ARC You can watch TV in various picture formats; 16:9, 14:9, 4:3, 16:9 Z