- Vehicles & accessories
- Motor vehicle electronics
- Car video systems
- Kenwood
- LZH-81TJ4
- Instruction manual
Kenwood LZH-81TJ4 Car Video System Instruction manual
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Kenwood LZH-81TJ4 is an overhead console with an 8-inch LCD screen. It features a dome light with three settings: on, off, and door, which turns the light on or off when the vehicle doors are opened or closed. The LCD screen can display video from two different sources, AV-IN1 and AV-IN2. The video source can be switched between the two inputs using the INPUT button. The screen also displays information such as the video source, IR headphones output frequency, and picture quality settings. The picture quality settings can be adjusted using the [MENU], [SCRN], [DIM], and [2] or [3] buttons.
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OVERHEAD CONSOLE WITH 8” LCD SCREEN LZH-81TJ4 INSTRUCTION MANUAL © B64-4304-00 (MW) B64-4304-00_00_LZH-81TJ4.indd 1 08.7.9 10:53:12 AM Safety precautions Notes 2 WARNING • The illustrations of the display and the panel appearing in this manual are examples used to explain more clearly how the controls are used. Therefore, what appears on the display in the illustrations may differ from what appears on the display on the actual equipment, and some of the illustrations on the display may represent something impossible in actual operation. To prevent injury or fire, take the following precautions: • To prevent a short circuit, never put or leave any metallic objects (such as coins or metal tools) inside the unit. • Do not touch the liquid crystal fluid if the LCD is damaged or broken due to shock. The liquid crystal fluid may be dangerous to your health or even fatal. If the liquid crystal fluid from the LCD contacts your body or clothing, wash it off with soap immediately. Cleaning the Unit If this unit is stained, wipe it with a dry soft cloth such as a silicon cloth. If this unit is stained badly, wipe the stain off with a cloth moistened with neutral cleaner, then wipe it again with a clean soft dry cloth. 2 CAUTION ¤ To prevent damage to the machine, take the following precautions: • Applying spray cleaner directly to the unit may affect its mechanical parts. Wiping this unit with a hard cloth or using a volatile liquid such as thinner or alcohol may scratch the surface or erases characters. • Make sure to ground the unit to a negative 12V DC power supply. • Do not install the unit in a spot exposed to direct sunlight or excessive heat or humidity. Also avoid places with too much dust or the possibility of water splashing. • Do not use your own screws. Use only the screws provided. If you use the wrong screws, you could damage the unit. • If smoke or abnormal odor is detected, turn off the unit immediately and contact the dealer. Using the unit continuously can result in fire or other accidents. • Be sure to have the unit repaired by the dealer. If you repair the unit, fire or other accidents can result. 2 | Screen brightness during low temperatures When the temperature of the unit falls such as during winter, the liquid crystal panel’s screen will become darker than usual. Normal brightness will return after using the monitor for a while. LZH-81TJ4 B64-4304-00_00_LZH-81TJ4.indd 2 08.7.9 10:53:13 AM Components names and Functions 1 2 3 Open the monitor 4 1 Monitor release knob Unlock the motor. 2 Dome light switch "ON": The light goes on. "DOOR": The light goes on/out with the opening/closing of vehicle doors. "OFF": The light goes out. 3 IR transmitter 4 Audio/ Visual input 2 terminal • Visual input (Yellow) • Audio left input (White) • Audio right input (Red) Monitor release knob 1 Unlock the monitor Press the monitor release knob. 2 Open the monitor Press the monitor downward. ⁄ • Do not press the LCD of the monitor when opening the monitor. The LCD can damage. • When closing the monitor, press its back until it locks. If the monitor is not closed completely, the monitor is held powered. ⁄ • The picture input to the Audio/Visual input 2 terminal can be displayed by selecting "AV-IN2" as described in <Video Source Selection> (page 4). English | B64-4304-00_00_LZH-81TJ4.indd 3 3 08.7.9 10:53:13 AM Operations SCRN INPUT POWER INPUT /MENU POWER Power DIM DIM/ SCRN/ Display information Turns power ON or OFF Press the [POWER] button. When you press the [INPUT] button, the status of the monitor is displayed. 3 AV-IN2 Video Source Selection Press the [INPUT] button. Each time the button is pressed, the video source switches as follows: Display "AV-IN1" "AV-IN2" Setting Select the AV1 INPUT source. Select the AV2 INPUT source. 1 Mode Full 2 I R 2 MHz 1 Screen mode Display 2 IR headphones output frequency display 3 Video source Display ⁄ • The information display is cleared automatically after approximately 5 seconds. 4 | LZH-81TJ4 B64-4304-00_00_LZH-81TJ4.indd 4 08.7.9 10:53:14 AM Picture Quality setting ⁄ You can adjust the picture quality control of the monitor. • The "TIN" can be adjusted when NTSC video signal is input. • The screen select can be set for each source. • If you make no operation for 15 seconds, this mode is automatically canceled. 1 Enter Picture Quality setting mode Press the [MENU] button for at least 2 seconds. 2 Select the screen for brightness ("BRT") setting Press the [SCRN] or [DIM] button for at least 2 seconds. Pressing the button for at least 2 seconds toggles between the "Day" screen (for daytime brightness setting) and the "Night" screen (for nighttime brightness setting). 3 Select the adjusting item Press the [MENU] button. Each time the button is pressed, the adjusting item switches. Selection of Screen Brightness Setting You can switch between the daytime screen brightness and nighttime screen brightness adjusted in the Picture Quality setting mode. Press the [DIM] button. Pressing the [DIM] button toggles between the daytime screen brightness and nighttime screen brightness adjusted in the Picture Quality setting mode. Night Screen Control 4 Adjust the item Press the [2] or [3] button. Item "BRT" "TIN" "COL" "CONT" "BLK" 5 Button [3] [2] [3] [2] [3] [2] [3] [2] [3] [2] Setting Brighter screen Darker screen Stronger red level Stronger green level Deeper color Paler color Stronger contrast Less contrast Less black level Stronger black level Exit Picture Quality setting mode Press the [MENU] button for at least 2 seconds. English | B64-4304-00_00_LZH-81TJ4.indd 5 5 08.7.9 10:53:14 AM Operations Switching Screen mode Press the [SCRN] button. Each time the button is pressed, the screen mode switches as follows: Display "Full" Setting Full picture mode. "Just" Justify picture mode. IR Headphones frequency setting You can select the IR Headphones frequency you wish. Press the [SCRN] button for at least 2 seconds. Each time the button is pressed for at least 2 seconds, the frequency output switches as follows: Display "2 MHz" "3 MHz" "Cinema" Cinema picture mode. "Zoom" Zoom picture mode. "Normal" Normal picture mode. 6 | Setting The output frequency of IR Headphones is set to 2 MHz. The output frequency of IR Headphones is set to 3 MHz. LZH-81TJ4 B64-4304-00_00_LZH-81TJ4.indd 6 08.7.9 10:53:15 AM Specifications Specifications subject to change without notice. Monitor Unit Screen size : 8 inches wide Display system : Transparent TN LCD panel Drive system : TFT active matrix system Number of pixels : 336,960 pixels (480 H × 234 V × RGB) Effective pixels : 99.99 % Pixel arrangement : RGB striped arrangement Back lighting : Cold cathode tube IR Transmitter output : (2MHz) L ch: 2.3 MHz/ R ch: 2.8 MHz : (3MHz) L ch: 3.2 MHz/ R ch: 3.8 MHz Colour system : NTSC/PAL External video input level (RCA jacks) : 1 ± 0.1 Vp-p/ 75 Ω External audio input level (RCA jacks) : 1 V/ 100 KΩ Audio output level (RCA jacks) : 1 V/ 100 Ω General Operating voltage : 14.4 V DC (11 - 16 V) Current consumption : 1500 mA Consumed Power : 22 W Operational temperature range : –10 °C to +60 °C Storage temperature range : –30 °C to +85 °C Dimensions (W × H × D) : 280 × 237 × 42 mm Weight : 1.4 kg Dome Lamp Unit Operating voltage : 14.4 V DC (11 - 16 V) Current consumption : 200 mA Consumed Power : 2.9 W Although the effective pixels for the liquid crystal panel is given as 99.99% or more, 0.01% of pixels may not light or may light incorrectly. English | B64-4304-00_00_LZH-81TJ4.indd 7 7 08.7.9 10:53:15 AM B64-4304-00_00_LZH-81TJ4.indd 8 08.7.9 10:53:15 AM
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