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Model Series:
SERVICE MANUAL
L15V26
Product Type: LCD TV
Chassis: ML-012A
Manual Series: CM154
Manual Part #: 923-03489
Model Line: E
Product Year: 2002
CONTENTS
Safety .......................................................... 2
General Info ................................................. 5
Servicing ................................................... 15
Parts ......................................................... 22
Diagrams .................................................... 27
Schemati
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PRODUCT SAFETY 1. Immediately before handling any semiconductor component or PRODUCT SAFETY semiconductor-equipped assembly, drain off any electrostatic charge IMPORTANT SAFETY NOTICE on the body by touching a known earth ground. Alternatively, ob- This manual was prepared for use only by properly trained audio- tain and wear a commercially available discharging wrist strap de- visual service technicians. When servicing this product, under no vice, which should be removed for potential shock re
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TABLE OF CONTENTS PRODUCT SAFETY................................................ 2 TABLE OF CONTENTS ............................................3 GENERAL INFO ...................................................5 SERVICE/WARRANTY........................................5 FEATURES .....................................................5 SPECIFICATIONS .............................................5 COMPUTER CONNECTION ...................................6 FRONT VIEW ...................................
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GENERAL INFO NTSC TUNER GENERAL INFO Accepts standard United States broadcast video SERVICE/WARRANTY signals as designated by the National Television This model is a Factory Service Repair model (in and out Standards Committee. of warranty) and is covered by a one year limited HI-RES COMPONENT VIDEO warranty. For service, the end user should call 1-800- Delivers the highest quality picture by breaking down 984-9349 for complete shipping and handling video data into three separate signals—red, b
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GENERAL INFO SPECIAL FEATURES Note: When the PC is in the power saving mode, to also save energy, the monitor automatically switches to Picture In Picture (PIP) ................................. Yes DPM mode. DRP (Digital Reality Processor) ........................ Yes Soft-Touch ................................................... Yes Computer Video Modes Horizontal Vertical LTI (Luminance Transient Improvement) ........... Yes Mode Resolution Frequency (KHz) Frequency (KHz) Tri-lingual M
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tv/video on/off vol enter menu ch GENERAL INFO FRONT VIEW Side Side control control p panel nel Channel buttons Volume buttons Enter button Menu button TV/Video button Remote control sensor Power/standby indicator Illuminates brightly when the TV is in standby mode. Dims when the TV is switched on. Power button BACK VIEW Connection Connection Panel Panel DVD/DTV IN PC PC INPUT H/P S-VIDEO IN COMPONENT(480i/480p/720p/1080i) AUDIO ANT IN DC 12V SOUND VIDEO(MONO) L AUDIO R +75 ½ Y PB PR L R S-Video
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GENERAL INFO REMOTE CONTROL power tv/video POWER BUTTON TV/VIDEO BUTTON 1 23 NUMBER BUTTONS 4 56 7 89 flashbk cc 0 FLASHBK BUTTON CAPTION BUTTON menu mute MUTE BUTTON MENU BUTTON ch ENTER BUTTON vol vol enter CHANNEL BUTTONS VOLUME BUTTONS ch mts sleep MTS BUTTON SLEEP BUTTON POSITION BUTTON pip position PIP BUTTON pip input ch PIP CHANNEL BUTTONS PIP INPUT BUTTON CM154 - 923-03489 8 L15V26 - GENERAL
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USER MENUS USER MENUS Channel Press the menu button repeatedly to display the available CH. Auto program menus. Use the channel up/down buttons to select a Manual program TV 7 Current channel Memory Fine menu option. is displayed CHANNEL AUTO PROGRAM Move Adjust Back For Auto program to work, the programming source must be connected to the TV and the TV must be The current channel number is displayed. Press the receiving programming signals either over-the-air or volume down button and then pres
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USER MENUS When the sleep time you want is displayed on the Use the volume up button to select Hold or Run. Hold screen, don’t press the sleep button again. To check means the off Timer feature is not active and Run means the remaining sleep time, press the sleep button once. it is. The timer starts when you press the Enter button. To change sleep time setting, press the sleep button ON TIMER repeatedly to select time setting you want. If you turn This timer function operates only if current tim
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USER MENUS Press the volume up and then use the volume up/ BALANCE down buttons to make appropriate adjustments. Use While in the Sound menu, press the volume up and the channel up/down button to select other options. then use the channel up/down buttons to select the Contrast, Brightness, Sharpness, and Color are Balance option. Press the volume up and then use the adjustable from 0 to 100. Tint is adjustable from Red volume up/down buttons to adjust the balance. 50 to Green 50. Press the enter
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USER MENUS Press the enter button o accept and exit. This TV is Special programmed to remember the caption/text mode it CH. was last set to, when you turn the POWER off. Language Caption/Text PARENTAL CONTROL Captions Auto off The Parental Control Function (V-Chip) is used to block Key lock Parental program viewing based on the ratings sent by the broadcast station. The default setting is to allow all Move Next programs to be viewed. Viewing can be blocked by the type of program and by the categ
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USER MENUS KEY LOCK * NC-17 - 17 years and older The TV can be set up so that it can only be used with * X - Adult the remote control. Press the volume up and then use General TV Ratings: the channel up/down buttons to select the Key lock * Unblocked option. Press the volume up and then use the channel * TV-G - General audience up/down buttons to select on or off. * TV-PG - Parental guidance suggested Each press of channel up/down buttons toggles * TV-14 - 14 years and older between on and off.
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SERVICING SERVICING TROUBLESHOOTING
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SERVICING PC INPUT MODE ADJUSTMENT ADJUSTMENTS Notes: REQUIRED TEST EQUIPMENT (1) This set uses an AC adapter, so connect the adapter (1) A pattern generator with Gray Pattern of 16(11) and the set correctly before adjustment. tones. (2) The adjustment must be performed in the correct (2) A Service remote control. sequence. PREPARATION FOR ADJUSTMENT (3) The adjustment must be performed in the circumstance (1) Perform Heat Run for more than 30 minutes of 25+/-5C of temperature an
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SERVICING VIDEO MODE SETTINGS Timing of Mode Table * H[dot]/V[line] Mode VGA-60 VGA-67 VGA-72 VGA-75 VGA-85 SVGA-56 SVGA-60 SVGA-72 H_Total 800 864 832 840 832 1024 1056 1040 H_Display 640 640 656 640 640 800 800 800 H_Blanking 160 224 176 200 192 224 256 240 H_Sync 96 64 40 64 56 72 128 120 H Polarity NEG. NEG. NEG. NEG. NEG. POS POS POS H_Bp 48 96 120 120 80 128 88 64 H_Fp 16 64 16 16 56 24 40 56 H-Freq[KHz] 31.469 35 37.861 37.5 43.269 35.156 37.879 48.077 /Clk[MHz] 25.175 30.24 31.5 31.5 36
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SERVICING ADJUSTMENT OPTIONS .!%
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SERVICING 6 7 ' 1 1 5 6 7 ' 1 1 5 // // * * # 5 1 5 5 . # 5 7 1 5 5 . 5 7 # 5 5
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