Akai LCT-4216 Service Manual
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Akai LCT-4216 Service Manual

42” lcd-tv
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SERVICE MANUAL

Model:
Safety Precaution
Technical Specifications
Block Diagram
Circuit Diagram
Basic Operations & Circuit Description
Main IC Specifications
Product Specification of POWER board
Product Specification of LCD Module
Exploded View
Spare parts list
If you forget your V-Chip Password
Software Upgrade
This manual is the latest at the time of printing, and does not
include the modification which may be made after the printing,
by the constant improvement of product.
LCT-4216

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Summary of Contents for Akai LCT-4216

  • Page 1: Service Manual

    SERVICE MANUAL Model: LCT-4216 Safety Precaution Technical Specifications Block Diagram Circuit Diagram Basic Operations & Circuit Description Main IC Specifications Product Specification of POWER board Product Specification of LCD Module Exploded View Spare parts list If you forget your V-Chip Password...

  • Page 2: Safety Precaution

    Safety Precaution The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to CAUTION alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclo RISK OF ELECTRIC SHOCK sure that may be of sufficient magnitude to DO NOT OPEN constitute a risk of electric shock to persons.

  • Page 3: Product Safety Notice

    PRODUCT SAFETY NOTICE 5. When replacing a MAIN PCB in the cabinet, always be certain that all protective are installed properly such as control knobs, Many electrical and mechanical parts in this adjustment covers or shields, barriers, isolation apparatus have special safety-related resistor networks etc.

  • Page 4: Technical Specifications

    MODEL : LCT-4216 Technical Specifications 42” LCD-TV DATE FIRST ISSUED ISSUE RAISED BY CHECKED BY NUMBER OF PAGES REVISIONS ISSUED DATE DESCRIPTION RAISED BY : SPECIFICATION AGREED : SIGNATURE DATE R & D DEPARTMENT ........................COMMERCIAL DEPARTMENT ..................
  • Page 5 CONTINUATION PAGE Technical Specifications LCT-4216 NUMBER PAGES Standard Test Conditions All tests shall be performed under the following conditions, unless otherwise specified. Ambient light 150ux (When measuring I , the ambient luminance ≦0.1Cd/m Viewing distance 50cm in front of LCD...
  • Page 6 CONTINUATION PAGE Technical Specifications LCT-4216 NUMBER PAGES ELECTRICAL CHARACTERISTICS Power Input Voltage 100 ~ 240VAC Input Current 2.5 / 1.1A Maximum Inrush Current <30 A (FOR AC110V ONLY) Test condition Measured when switched off for at least 20 mins Frequency 50Hz to 60Hz(±3Hz)

  • Page 7: Specifications

    CONTINUATION PAGE Technical Specifications LCT-4216 NUMBER PAGES Audio input Audio I/P(L/Rx5) 1 for DVI / D-Sub 1 for Y/ Pb/Pr 1 for Y/ Cb/Cr 1 for CVBS 1 for S-Video Audio output Audio/Video O/P(RCAx3) : Monitor out(L/R,CVBS),Subwoofer out : PIP/POP/PBP, Zoom,Last Memory,User-friendly OSD menu...
  • Page 8 CONTINUATION PAGE Technical Specifications LCT4216 NUMBER PAGES 6.11 Color temperature Contrast at center (50); Brightness center (50); Color temperature set at Natural x=0.295±0.02 y=0.300±0.02 6.12 Cell Defect Specifications Subject to Panel supplier specification as appends. Front Panel Control Button CH Up / Down Button Push the key to changing the channel up or down.
  • Page 9 CONTINUATION PAGE Technical Specifications LCT-4216 NUMBER PAGES Agency Approvals Safety UL60950 Emissions FCC class B 10. Reliability 11.1 MTBF 50,000 hours(Use moving picture signal at 25°C ambient) 11. Accessories User manual x1, Remote control x1, Stand x1, Power cord x1,...

  • Page 10: Support The Signal Mode

    CONTINUATION PAGE Technical Specifications LCT4216 NUMBER PAGES 12. Support the Signal Mode A. D-Sub Mode (VGA or DVI) Vertical Dot Clock Horizontal Resolution Frequency Frequency Frequency (Hz) (MHz) (KHz) 640 x 400 31.47 70.08 25.17 640 x 480 31.50 60.00 25.18 640 x 480 35.00...

  • Page 11: Remote Control

    CONTINUATION PAGE Technical Specifications LCT-4216 NUMBER PAGES 13. Remote Control Power ( ): Press to turn on and off. Mute ( ): Press to mute the sound. Press again or press to restore the sound. P.STILL: Press to freeze the picture. Press again to restore the picture.
  • Page 12 CONTINUATION PAGE Technical Specifications LCT-4216 NUMBER PAGES SOUND: Press to select different sound system, such as Normal, Flat, News, Cinema, User or BBE Digital. PICTURE: Press to select “BRIGHTNESS”, “COLOR”, “CONTRAST”, ”HUE” or “SHARPNESS”, and you can use to adjust.

  • Page 13: Block Diagram

    Block Diagram Sub Board Main Board YCrCb YPbPr Z86229 AD9883A V-Chip / CC TDA8946 Speaker D-SUB15 Audio AMP Sil161B VPC3230D DVI Receiver MSP34x0G Video Decoder Audio Decoder Z86229 MAX232C D-SUB9 V-Chip / CC RS232C PW1231 PW181 SCART1 uPD64083 VPC3230D W78E65B 3D Y/C Vide Decoder Keypad...
  • Page 14 Circuit Diagram - Power supply board of LCD Module, PSM250-405 - Main (Video) board - Audio/Tuner board - Keypad board - Remote control receiver board - Remote control board...
  • Page 15 CN-A CN-B +12V +5VSB ON/OFF...
  • Page 16 +5VSB +12V +24V +12V ON/OFF CN-A CN-B +24V +24V PC5:2 +12V +12V +5VSB +12V...
  • Page 17 DbhM4812V12_Vtek_BOM.sch-1 - Wed Oct 06 23:58:07 2004...
  • Page 18 DbhM4812V12_Vtek_BOM.sch-2 - Wed Oct 06 23:58:08 2004...
  • Page 19 DbhM4812V12_Vtek_BOM.sch-3 - Wed Oct 06 23:58:10 2004...
  • Page 20 DbhM4812V12_Vtek_BOM.sch-4 - Wed Oct 06 23:58:11 2004...
  • Page 21 DbhM4812V12_Vtek_BOM.sch-5 - Wed Oct 06 23:58:15 2004...
  • Page 22 DbhM4812V12_Vtek_BOM.sch-6 - Wed Oct 06 23:58:16 2004...
  • Page 23 DbhM4812V12_Vtek_BOM.sch-7 - Wed Oct 06 23:58:18 2004...
  • Page 24 DbhM4812V12_Vtek_BOM.sch-8 - Wed Oct 06 23:58:29 2004...
  • Page 25 DbhM4812V12_Vtek_BOM.sch-9 - Wed Oct 06 23:58:20 2004...
  • Page 26 DbhM4812V12_Vtek_BOM.sch-10 - Wed Oct 06 23:58:22 2004...
  • Page 27 DbhM4812V12_Vtek_BOM.sch-11 - Wed Oct 06 23:58:32 2004...
  • Page 28 DbhM4812V12_Vtek_BOM.sch-12 - Wed Oct 06 23:58:25 2004...
  • Page 29 DbhM4812V12_Vtek_BOM.sch-13 - Wed Oct 06 23:58:27 2004...
  • Page 30 Dbh1S4909V12.sch-1 - Thu Oct 07 00:30:41 2004...
  • Page 31 Dbh1S4909V12.sch-2 - Thu Oct 07 00:30:42 2004...
  • Page 32 Dbh1S4909V12.sch-3 - Thu Oct 07 00:30:43 2004...
  • Page 33 Dbh1S4909V12.sch-4 - Thu Oct 07 00:30:45 2004...
  • Page 34 Dbh1S4909V12.sch-5 - Thu Oct 07 00:30:47 2004...
  • Page 35 Dbh1S4909V12.sch-6 - Thu Oct 07 00:30:49 2004...
  • Page 36 Dbh1S4909V12.sch-7 - Thu Oct 07 00:30:50 2004...
  • Page 37 DUBHE OSD Ver1.1_NAKS.sch-1 - Mon Oct 18 11:47:11 2004...
  • Page 38 0025-TTX.sch-1 - Thu May 05 23:47:54 2005...
  • Page 39 Basic Operations & Circuit Description Main Electric Components (1). MODULE: There are 1 pc. panel and 3 pcs. PCB including 2 pcs. INVERTER board(L&R), 1 pc. T-CONTROL board, (2).SIGNAL PROCESS There are 7 pcs. PCBs including 1 pc. Tuner board, 1 pc.
  • Page 40 MAIN DIGITAL T-CONTROL BOARD BOARD 42LCD PANEL POWER BOARD EXTERNAL SPEAKER R INVERTER L INVERTER R EXTERNAL SPEAKER L EXTERNAL SPEAKER R TERMINAL EXTERNAL SPEAKER L TERMINAL TUNER&AUDI KEY&REMOTE SIGNAL OUT STAND O BOARD CONTROL BOARD TERMINAL...

  • Page 41: Pcb Function

    PCB function 1. Power: (1). Input voltage: AC 100V~240V, 47Hz~63Hz. Input range: AC 90V(Min)~264V(Max) auto regulation. (2). To provide power for PCBs. a). +24V for Inverter. b). +5Vsb for standby, c). +5V for signal power, d). +18V for Audio Amp power and converter to +12V for Lvds power. 2.

  • Page 42: Pcb Failure Analysis

    PCB failure analysis 1. CONTROL: a. Abnormal noise on screen. b. No picture. 2. MAIN (VIDEO): a. Lacking color, Bad color scale. b. No voice. c. No picture but with signals output, OSD and back light. d. Abnormal noise on screen. 3.
  • Page 43 LCD basic display theory. When an electrical field is applied to the LC planes, the LC molecules re-align themselves so that they are parallel to the electrical field. This electrical process is known as twisted nematic field effect or TNFE. In this alignment, polarized light is not twisted as it passes through the LC material (see Diagram 3A and 3B).
  • Page 44 Main IC Specifications - PW181 Image Processor, Scaler - PW1231 Digital Video Signal Processor - uPD64083 Three –Dimensional Y/C Separation LSI With On-Chip Memory - AD9883A 110MSPS/140MSPS Analog Interface - VPC 323XD Comb-filter Video Processor - Si161B Panel Link Receiver - Z86229 NTSC Line 21 CCD decorder - MSP34x0G Multistandard Sound Processor...

  • Page 45: General Description

    PW181 Product Specification General Description Video Input The PW181 ImageProcessor is a highly integrated Video Decoder Crystal “system-on-a-chip” that interfaces computer graphics and TV Tuner video inputs in virtually any format to a fixed-frequency flat Signal ADC/ panel display. TMDS Com puter Computer and video images from NTSC/PAL to WUXGA PW181...
  • Page 46 110 MSPS/140 MSPS Analog Interface for Flat Panel Displays AD9883A FEATURES FUNCTIONAL BLOCK DIAGRAM 140 MSPS Maximum Conversion Rate 300 MHz Analog Bandwidth 0.5 V to 1.0 V Analog Input Range CLAMP OUTA 500 ps p-p PLL Clock Jitter at 110 MSPS 3.3 V Power Supply Full Sync Processing CLAMP...
  • Page 47 PW1231A Product Specification General Crystal The PW1231A is a high-quality, digital video signal processor that incorporates Pixelworks’ patented deinterlacing, scaling, and video enhancement algorithms. The PW1231A accepts industry-standard PW1231A Digital Video Video video formats and resolutions, and converts the input into Decoder PW1231AL Output...
  • Page 48 DATA SHEET MOS INTEGRATED CIRCUIT µ µ µ µ PD64083 THREE-DIMENSIONAL Y/C SEPARATION LSI WITH ON-CHIP MEMORY DESCRIPTION The µ PD64083 realizes a high precision Y/C separation and a noise reduction by the three-dimension signal processing for NTSC signal. This product has the On-chip 4-Mbit memory for flame delay, 2ch of high precision internal 10-bit A/D converter, and adapting 10-bit signal processing (only for luminance signal) and high picture quality.
  • Page 49 VPC 323xD PRELIMINARY DATA SHEET Comb Filter Video Processor 1. Introduction The VPC 323xD is a high-quality, single-chip video – peaking, contrast, brightness, color saturation and front-end, which is targeted for 4:3 and 16:9, 50/60-Hz tint for RGB/ YC and CVBS/S-VHS and 100/120 Hz TV sets.
  • Page 50 ® SiI 161B PanelLink Receiver August 2002 Data Sheet General Description Features The SiI 161B receiver uses PanelLink Digital • Low Power Operation: 280mA max. current technology to support high-resolution displays up to consumption at 3.3V core operation UXGA (25-165MHz). This receiver supports up to true •...
  • Page 51 4 ' . + / + 0 # 4 ; 4 1 & 7 % 6 2 ' % + ( + % # 6 + 1 0 < 0 6 5 % .   % % & & + 0 ' ' % 1 &...
  • Page 52 MSP 34x0G PRELIMINARY DATA SHEET Multistandard Sound Processor Family Current ICs have to perform adjustment procedures in order to achieve good stereo separation for BTSC and Release Note: Revision bars indicate significant EIA-J. The MSP 34x0G has optimum stereo perfor- changes to the previous edition.
  • Page 53 POWER SPECIFICATION SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 1. REVISION HISTORY : Date Rev. Page Summary 2005.03.14 2005.03.15 Change 24V peak power 8A @ 3 minutes. REV: 01 PAGE.

  • Page 54: Electrical Specifications

    SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 2. SCOPE : This specification describes a full range of AC input with DC output switching mode power supply, it is an Open Frame type with build in active power factor correction circuit, the PSU performance driver for a Smart Switching-mode with Green / Power-savor function.
  • Page 55 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 3.1.4. Inrush current : After AC power is applied to the power supply in the stage of cold start, any peak inrush current surge shall not damage the PSU and the input fuse shall not blow under any conditions of DC output loading, temperature, input voltage including repeated, rapid cycling of the power line.
  • Page 56 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 3-2. DC OUTPUT CHARACTERISTICS: 3.2.1. Output Characteristics: Item Output Voltage +5Vsb +18V +24V Minimum load current 0.5A 0.1A O.2A 0.5A Normal load current 0.5A 7.2A Maximum load current ( @ max. total power ) 3.5A 0.75A 3.5A...
  • Page 57 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 3.2.2. Remote on / off: The PSU DC output ( except for the +5Vsb ) shall be enabled with an active-high, TTL compatible signal ( “ PS-ON “ ), the +5Vsb is on whenever the AC power is present. * When PS-ON is pulled to TTL high, the DC outputs are to be enabled.
  • Page 58 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 tacking time of 5V,18V and 24V. 3.2.8. All of main outputs tracking time should under 20ms 4. PROTECTION: 4.1. Input protection: The input power line will be fused with a 4A / 250Vac fuse. 4.2.
  • Page 59 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 By used latch mode, 5. ENVIRONMENTS: 5.1. Temperatures: Condition Minimum Maximum Unit ℃ Operating ℃ Storage Temperature coefficient ±0.04% per ℃ 5.2. Humidity: It based on relative humidity and non-condensing. Condition Minimum Maximum Unit Operating Storage...
  • Page 60 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 The test should be within 15 min. and the PSU will be tested in a configuration representative of the intended application with shipping cartons. The PSU must survive a 50 G force for duration of 20 ms in all 3 orthogonal planes from normal mounting points.
  • Page 61 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 radiated emissions shall be measured in the applicable system and complied with the required standards. 6.4. Radiated EMI and EMC: No peak emission in the frequency range from 30 MHz to 1 GHz and it shall not exceed Class B limit when measured per ANSI C63.4, CISPR 22 and VCCI measurement procedures.
  • Page 62 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 MIL-HDBK-217F. 7.2. Temperature rise: The Maximum temperature measured at any point on the case surface shall not exceed 70 ℃ at room temperature of 25 ℃ i.e., the maximum temperature rise on the surface of case shall not exceed 45 ℃.
  • Page 63 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 REV: 01 PAGE.
  • Page 64 SPECIFICATION MODEL NO. PSM250-405 REVISION DATE 2005.03.14 REV: 01 PAGE.

  • Page 65: General Features

    LC420W02 Liquid Crystal Display Product Specification 1. General Description The LC420W02 is a Color Active Matrix Liquid Crystal Display with an integral Cold Cathode Fluorescent Lamp(CCFL) backlight system. The matrix employs a-Si Thin Film Transistor as the active element. It is a transmissive type display operating in the normally black mode. It has a 42.0 inch diagonally measured acti ve d ispl a y area with WXGA resolution (768 vertical by 1366 horizontal pixel array).

  • Page 66: Product Specification

    LC420W02 Liquid Crystal Display Product Specification 2. Absolute Maximum Ratings The following items are maximum values which, if exceeded, may cause faulty operation or damage to the LCD module. Table 1. ABSOLUTE MAXIMUM RATINGS Value Parameter Symbol Unit Remark at 25 ± 2 °C LCD circuit -0.3 +14.0...

  • Page 67: Electrical Characteristics

    LC420W02 Liquid Crystal Display Product Specification 3. Electrical Specifications 3-1. Electrical Characteristics It requires two power inputs. One is employed to power for the LCD circuit. The other input power for the CCFL/Backlight is to power inverter. Table 2. ELECTRICAL CHARACTERISTICS Value Parameter Symbol...
  • Page 68 LC420W02 Liquid Crystal Display Product Specification Table 3. ELECTRICAL CHARACTERISTICS (Continue) Values Parameter Symbol Unit Notes Inverter : Power Supply Input Voltage 22.8 24.0 25.2 Power Supply Input Voltage Ripple -0.2 Vp-p Unloading Input Voltage 28.0 Power Supply Input Current 6.74 8.11 Power Consumption...
  • Page 69 LC420W02 Liquid Crystal Display Product Specification 3-2. Interface Connections This LCD module employs two interface connections, a 30-pin connector is used for the module electronics and two 12-pin connectors are used for the integral backlight system. 3-2-1. LCD Module - LCD Connector(CN1) : FI-X30SSL-HF (Manufactured by JAE) or Equivalent - Mating Connector : FI-X30C2L (Manufactured by JAE) or Equivalent Table 4.
  • Page 70 LC420W02 Liquid Crystal Display Product Specification Table 5. REQUIRED SIGNAL ASSIGNMENT FOR LVDS TRANSMITTER ( Pin9=“L” or “Open” ) Host System DS90C385 Timing 24 Bit or Compatible Controller FI-X30SSL-HF RED0 RED1 TxOUT0- RxIN0- 100Ω RED2 TxOUT0+ RxIN0+ RED3 RED4 RED5 TxOUT1- RxIN1- 100Ω...
  • Page 71 LC420W02 Liquid Crystal Display Product Specification Table 6. REQUIRED SIGNAL ASSIGNMENT FOR LVDS TRANSMITTER ( Pin9=“H” ) Host System DS90C385 Timing 24 Bit or Compatible Controller FI-X30SSL-HF RED0 RED1 TxOUT0- RxIN0- 100Ω RED2 TxOUT0+ RxIN0+ RED3 RED4 RED5 TxOUT1- RxIN1- 100Ω...
  • Page 72 LC420W02 Liquid Crystal Display Product Specification 3-2-2. Backlight Inverter - Inverter Connector : S12B-PH-SM3(manufactured by JST) or Equivalent - Mating Connector : PHR-12 or Equivalent Table 7. INVERTER CONNECTOR PIN CONFIGULATION Pin No Symbol Description Remarks Power Supply + 24V Power Supply + 24V Power Supply + 24V Power Supply + 24V...
  • Page 73 LC420W02 Liquid Crystal Display Product Specification 4. Optical Specification Optical characteristics are determined after the unit has been ‘ON’ and stable for approximately 30Min in a dark environment at 25±2°C. The values specified are at an approximate distance 50cm from the LCD surface at a viewing angle of Φ...
  • Page 74 LC420W02 Liquid Crystal Display Product Specification Measuring point for surface luminance & measuring point for luminance variation ② ③ ① A : H / 4 mm ⑤ B : V / 4 mm ④ H : 930.25 mm V : 523.01 mm @ H,V : Active Area FIG.2 Measure Point for Luminance Response time is defined as the following figure and shall be measured by switching the input signal for...
  • Page 75 LC420W02 Liquid Crystal Display Product Specification Dimension of viewing angle range Normal φ = 90 ° , Up φ = 180 ° , Left θ φ φ = 0 ° , Right φ = 270 ° , Down FIG.4 Viewing Angle Ver.
  • Page 76 LC420W02 Liquid Crystal Display Product Specification 5. Mechanical Characteristics The contents provide general mechanical characteristics. In addition the figures in the next page are detailed mechanical drawing of the LCD module. Table 14. MECHANICAL CHARACTERISTICS Item Value Horizontal 1006.0 mm Outline Dimension Vertical 610.0 mm...
  • Page 77 LC420W02 Liquid Crystal Display Product Specification <FRONT VIEW> Ver. 1.1 August.12, 2004...
  • Page 78 LC420W02 Liquid Crystal Display Product Specification <REAR VIEW> Ver. 1.1 August.12, 2004...
  • Page 79 LC420W02 Liquid Crystal Display Product Specification 6. Reliability Table 15. ENVIRONMENT TEST CONDITION Test Item Condition High temperature storage test Ta= 50°C 240h Low temperature storage test Ta= -20°C 240h High temperature operation test Ta= 40°C 50%RH 240h Low temperature operation test Ta= 0°C 240h Wave form : random...

  • Page 80: Mounting Precautions

    LC420W02 Liquid Crystal Display Product Specification 9. Precautions Please pay attention to the followings when you use this TFT LCD module. 9-1. Mounting Precautions (1) You must mount a module using holes arranged in four corners or four sides. (2) You should consider the mounting structure so that uneven force (ex. Twisted stress) is not applied to the module.
  • Page 81 LC420W02 Liquid Crystal Display Product Specification 9-3. Electrostatic Discharge Control Since a module is composed of electronic circuits, it is not strong to electrostatic discharge. Make certain that treatment persons are connected to ground through wrist band etc. And don’t touch interface pin directly. 9-4.
  • Page 82 Handling Guide Handling Guide Handling Guide for Color TFT LCD Module for Color TFT LCD Module for Color TFT LCD Module Color TFT LCD Module is apt to be damaged by both electrical and mechanical stresses. Users, therefore, are requested to follow the “Guidance of handling color TFT LCD Module”...
  • Page 83 Guidance of handling Color TFT LCD Module Guidance of handling Color TFT LCD Module System Assembler Prevent mechanical stress. Follow power sequence. •Abnormal power sequence may cause •Please fix the LCD by screw at the critical malfunction or electrical four mounting holes on the corners. damage.
  • Page 84 Guidance of handling Color TFT LCD Module Guidance of handling Color TFT LCD Module System Assembler Do not touch TCP area Do not pull Backlight wire •Do not touch TCP area at any case. It •Please do not pull the Backlight wire causes Driver IC crack, film crack etc.
  • Page 85 Guidance of handling Color TFT LCD Module Guidance of handling Color TFT LCD Module System Assembler Defect panel also handled Do not stack LCDs. with care •To prevent another defect, please •LCD consists of fragile components handle the defective LCD as a good such as TCPs or Glasses.
  • Page 86 Guidance of handling Color TFT LCD Module Guidance of handling Color TFT LCD Module System Assembler/End User Keep clean the surface. Be careful not to make polarizer scratch. •Please wear rubber glove when touch •Surface of polarizer is soft, so it’s the surface of LCD screen.
  • Page 87 SPA E PARTS LIST LCD 42" AC100V-240V USA LCT4216 Component Description/Country Origin Unit Quantity Item 一. ELECT PART 1 E1101-178001 COIL FB 500OHM 1.0A 2 E3101-094013 PLUG V TJC3-3Y 3P 3 E3213-011001 SOCKET ANT F/RCA 4 E3301-017002 TERMINAL PUSH WP2-19 5 E3301-037001 TERMINAL PUSH BP1-7.5 BLACK ONE TERM 6 E3403-004001...
  • Page 88 8 364-L42AA01-02L PMMA FRONT PANEL AKAI LC42HOB L REV 9 367-42D101-01 EDGE SADDLE 14MM 42D1 10 384-42D103-05H PVC SHEET FOR E-ROOM PCB USA W/SUB-W 11 387-L42OB01-01H MODEL PLATE AKAI LC42HOB CHI 12 388-42D103-01H CAUTION PLATE ENG 42D1 13 388-42P101-01 PC SHEET FOR REMOTE PCB 42P1 94V0...
  • Page 89 11 511-42D102-01A ACCESSORY BOX 12 512-L42OB01-01 SHEET 1445X1115 3.0MM L42HOB 0.66 13 518-L42AA01-01K BOTTOM BOX 14 E3404-157001 AC CORD UL 1.88M MET-4D7+SJT 16AWG/ 15 580-L42OB02-01 INSTRUCTION BOOKLET NEW FOR AKAI LC4 16 790-002514-A3 AKAI Remote 17 E7301-011002 BATTERY AA R6P1.5V <2>...

  • Page 91: Software Upgrade

    If you forget your V-Chip Password - Omnipotence V-Chip Password: 1234. - Press MENU button. - Press Up, Down and CH+, CH-buttons to highlight "V-Chip" Control. - Press OK button to pop up "INPUT PASSWORD". - Use the Number buttons (0~9) to enter the omnipotence Password 1234. - Press Down to highlight "Password change"...
  • Page 92 Software upgrade Process - Power Switch OFF. - Connect the serial port of the control device to the RS-232 jack on the LCD-TV back panel. RS-232C connection cables are not supplied with the LCD-TV. - Power Switch ON. The power indicator on the front of the panel should now display red, means that the LCD-TV is in standby mode.

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