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SHARP LC-20M4U Operation Manual

Summary

This essential operation manual for the Sharp LC-20M4U LCD AV Monitor provides comprehensive guidance for safe setup and usage. It covers detailed operating procedures, crucial electrical safety precautions, and product compliance information necessary for longevity. Designed for end-users, this guide ensures that owners can operate their display monitor safely, avoiding hazards such as electric shock or fire, thereby maximizing the performance and service life of your vital visual equipment.

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Page 1 Text Content

LC-20M4U

LCD AV MONITOR

ENGLISH

OPERATION MANUAL

IMPORTANT INFORMATION

WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO

NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE.

The lightning flash with arrow- LI

head symbol, within an equilat- eral triangle, is intended to alert

CAUTION

the user to the presence of RISK OF ELECTRIC SHOCK. uninsulated “dangerous voltage” within the product’s enclosure

DO NOT OPEN.

that may be of sufficient magnitude to constitute a risk of electric shock to persons.

CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK,

The exclamation point within a

DO NOT REMOVE COVER (OR BACK).

triangle is intended to alert the

NO USER-SERVICEABLE PARTS INSIDE.

user to the presence of impor-

REFER SERVICING TO QUALIFIED SERVICE

tant operating and maintenance

PERSONNEL. (servicing) instructions in the

literature accompanying the product.

Page Summary Contents For SHARP LC-20M4U Operation Manual

Page 1 LC-20M4U LCD AV MONITOR ENGLISH OPERATION MANUAL IMPORTANT INFORMATION WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE. The lightning flash with a...
Page 2 IMPORTANT INFORMATION Declaration of Conformity SHARP LCD AV MONITOR MODEL LC-20M4U This device complies with part 15 of the FCC rules. Operation is subject to the following conditions: (1) This devic...
Page 3 IMPORTANT INFORMATION (Continued) CAUTION: TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT, FULLY INSERT. This product utilizes tin-lead solder, and fluorescent lamp containing a smal...
Page 4 DEAR SHARP CUSTOMER Thank you for your purchase of the Sharp LCD product. To ensure safety and many years of trouble-free operation of your product, please read the Safety Precautions carefully before...
Page 5 18. Servicing—Do not attempt to service the product yourself. Removing covers can expose you to high voltage and other dangerous conditions. Request a qualified service person to perform servicing. 19...
Page 6 CONTENTS DEAR SHARP CUSTOMER IMPORTANT SAFETY PRECAUTIONS SUPPLIED ACCESSORIES PREPARATION Power Connection Batteries for Remote Control NAMES OF PARTS (Main Unit) Opening and Closing Front Cover Remo...
Page 7 SUPPLIED ACCESSORIES Make sure the following accessories are provided with the product. Operation Manual (×1) Wireless Remote Control (×1) LC-20M4U LCD AV MONITOR MONITEUR AV Á CRISTAUX IS LI LIQUIDES...
Page 8 PREPARATION Power Connection Connect to DC input terminal of the product. Plug into AC outlet. Household power outlet AC cord AC adapter DC input terminal (DC 13 V) Notes: Use a commercially available...
Page 9 NAMES OF PARTS (Main Unit) Main unit (front view) To change the vertical angle of the LCD monitor, tilt the screen up to 10 degrees backward. The monitor can also be rotated 20 degrees horizontally. P...
Page 10 NAMES OF PARTS (Main Unit) (Continued) Main unit (rear view) Rear Speaker (woofer) Stand Rear terminal section Can also be used as video output terminals. AV 2 IN/OUT AV 1 IN POWER AUDIO VIDEO AUDIO V...
Page 11 NAMES OF PARTS (Remote Control) Remote control Infrared transmitter window Menu control section ON/OFF Power ON/OFF Sound MUTE button button AV INPUT AV INPUT SELECT MENU button button SELECT (])/([) ...
Page 12 BASIC OPERATION Turning on MAIN POWER Control section of main unit Press MAIN POWER, located on the ▼ On-screen display front side of the main unit. The POWER indicator N358 instantaneously changes fr...
Page 13 BASIC OPERATION (Continued) Sound Volume To adjust the volume ON/OFF Press VOL (+) to increase the sound MENU volume. The indicator segment AV INPUT VOLUME SELECT increases. VOLVOL Press VOL (–) to de...
Page 14 SELECTING THE MENU ITEMS Selecting the Menu Items This LCD monitor set allows you to adjust the picture, sound, and other features using the On-screen Display. Select the desired menu item by followin...
Page 15 ADJUSTMENT Adjusting the LANGUAGE Settings MENU on the LCD monitor set can also be used to select the language. Press MENU to display the MENU VOL MENU ON/OFF screen. MUTE PICTURE (+)/( ) SET UP LANGU...
Page 16 ADJUSTMENT (Continued) Adjusting the PICTURE Settings Press MENU to display the MENU VOL MENU ON/OFF screen. PICTURE (+)/( ) SET UP LANGUAGE Press SELECT (])/([) to move the AV INPUT MENU cursor to PI...
Page 17 ADJUSTMENT (Continued) Adjusting the PICTURE Settings (Continued) Selected item Press VOL (–). Press VOL (+). CONTRAST Decrease contrast Increase contrast TINT Toward purple Toward green COLOR Lower c...
Page 18 ADJUSTMENT (Continued) Adjusting the SET UP Settings The SET UP items can be set by the user. Press MENU to display the MENU VOL MENU ON/OFF screen. PICTURE (+)/( ) SET UP LANGUAGE Press SELECT (])/([...
Page 19 ADJUSTMENT (Continued) Adjusting the SLEEP TIMER Settings VOL Press MENU to display the MENU MENU ON/OFF PICTURE MUTE screen. (+)/( ) SET UP LANGUAGE AV INPUT MENU Press SELECT (])/([) to move the SEL...
Page 20 CONNECTING TO EXTERNAL DEVICES Connecting to a VCR, a DVD Player, etc. (AV 1/2 IN) This LCD monitor can be connected to most external devices as shown below. When connecting to an external device, tur...
Page 21 CONNECTING TO EXTERNAL DEVICES (Continued) Connecting to a DVD player (COMPONENT terminal) AV 2 IN/OUT AV 1 IN POWER AUDIO VIDEO AUDIO VIDEO S-VIDEO COMPONENT INPUT PB PR DC13V To AUDIO To COMPONENT i...
Page 22 CONNECTING TO EXTERNAL DEVICES (Continued) Outputting video and audio (video output) It is possible to output video and audio from the set through the AV output terminals (AV 2 IN/OUT). AV 2 IN/OUT AV...
Page 23 CONNECTING TO EXTERNAL DEVICES (Continued) Watching TV To view a TV broadcast on the LCD monitor, the set-top box must be used with a TV tuner, satellite tuner or VCR. Refer to the diagram below for w...
Page 24 TROUBLESHOOTING Problem Check item Pages Make sure that the AC power cord plug is securely inserted in AC power outlet and AC adapter. Make sure that the AC adapter’s DC output is securely connected t...
Page 25 SPECIFICATIONS ITEMS LC-20M4U LCD Panel 20” Black TFT LCD Number of dots 921,600 (640 × 3 × 480) dots Low reflection Non-glare Brightness 430 cd/m2 Viewing angles Left to right 160° Upper to lower 160...
Page 26 DIMENSIONAL DRAWINGS Unit: inch/mm POWER MAIN POWER SLEEP
Page 27 Calling for Service For location of the nearest Sharp Authorized Service, or to obtain product literature, accessories, supplies, or customer assistance, please call 1-800-BE-SHARP. LIMITED WARRANTY E...
Page 28 LIMITED WARRANTY Information Systems Products Congratulations on your purchase! Sharp Electronics of Canada Ltd. (hereinafter called “Sharp”) gives the following express warranty to the first consumer...

Manual Details

Brand Sharp
Pages 28
File Size 1.14 MB
Published June 05, 2026
63 views

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Frequently Asked Questions

What precautions should I take when cleaning the monitor?

Unplug the power cord before cleaning and use a damp cloth; do not use liquid or aerosol cleaners.

Is it safe to place the unit on unstable furniture?

No, do not place the product on an unstable cart, stand, tripod, or table.

How should I dispose of this monitor?

Contact your local authorities or www.eia.org for disposal and recycling information due to tin-lead solder and mercury content.