Service Manuals, User Guides, Schematic Diagrams or docs for : LENOVO Monitor L215P WIDE lenovo_l215p_wide_22inch_sm
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22" LCD Color Monitor Lenovo L215P Wide
Service
Service
Service
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Horizontal Frequency
30-83 KHz
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TABLE OF CONTENTS
Description Page Description Page
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Table of Contents...................................................1 6. Schematic.....................................................19
Revision List..........................................................2 6.1. Main Board...................................................19
Important Safety Notice.............................................3 6.2. Power Board.................................................25
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1. Monitor Specification..................................................4 6.3. USB Board..........................................27
2. LCD Monitor Description........................................5 6.4. Key Board.............................................28
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3. Operation Instruction...................................................6 7. PCB Layout....................................................29
3.1. General Instructions..................................................6 7.1. Main Board...................................................29
3.2. Control Button..................................................6 7.2. Power Board..................................................31
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3.3. OSD Menu................................................................7 7.3. USB Board..........................................34
4. Input/Output Specification..................................10 7.4. Key Board...................................................36
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4.1. Input Signal Connector..........................................10 8. Maintainability................................................37
4.2. Factory Preset Display Modes...............................11 8.1. Equipments and Tools Requirement..............37
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4.3. Panel Specification..........................................12 8.2. Trouble Shooting.......................................38
5. Block Diagram.....................................................15 9. White-Balance, Luminance adjustment............44
5.1. Software Flow Chart.........................................15 10. Monitor Exploded View................................46
5.2. Electrical Block Diagram...........................17 11. BOM List................................................47
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE
CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
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22" LCD Color Monitor Lenovo L215P Wide
Revision List
Version Release Date Revision History TPV Model Name
A00 Nov 03, 2008 Initial release HIRASBMD4WG3RC
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22" LCD Color Monitor Lenovo L215P Wide
Important Safety Notice
Proper service and repair is important to the safe, reliable operation of all Lenovo Company Equipment. The service
procedures recommended by Lenovo and described in this service manual are effective methods of performing
service operations. Some of these service operations require the use of tools specially designed for the purpose.
The special tools should be used when and as recommended.
It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in
order to minimize the risk of personal injury to service personnel. The possibility exists that improper service
methods may damage the equipment. It is also important to understand that these CAUTIONS and NOTICES ARE
NOT EXHAUSTIVE. Lenovo could not possibly know, evaluate and advise the service trade of all conceivable ways
in which service might be done or of the possible hazardous consequences of each way. Consequently, Lenovo has
not undertaken any such broad evaluation. Accordingly, a servicer who uses a service procedure or tool which is not
recommended by Lenovo must first satisfy himself thoroughly that neither his safety nor the safe operation of the
equipment will be jeopardized by the service method selected.
Hereafter throughout this manual, Lenovo Company will be referred to as Lenovo.
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WARNING
Use of substitute replacement parts, which do not have the same, specified safety characteristics, may create shock,
fire, or other hazards.
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Under no circumstances should the original design be modified or altered without written permission from Lenovo.
Lenovo assumes no liability, express or implied, arising out of any unauthorized modification of design.Servicer
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assumes all liability.
FOR PRODUCTS CONTAINING LASER:
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DANGER-Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM.
CAUTION-Use of controls or adjustments or performance of procedures other than those specified herein may
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result in hazardous radiation exposure.
CAUTION -The use of optical instruments with this product will increase eye hazard.
TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S
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REPLACEMENT PARTS, WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF
THIS SERVICE MANUAL.
Take care during handling the LCD module with backlight unit
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-Must mount the module using mounting holes arranged in four corners.
-Do not press on the panel, edge of the frame strongly or electric shock as this will result in damage to the screen.
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-Do not scratch or press on the panel with any sharp objects, such as pencil or pen as this may result in damage to
the panel.
-Protect the module from the ESD as it may damage the electronic circuit (C-MOS).
-Make certain that treatment person's body is grounded through wristband.
-Do not leave the module in high temperature and in areas of high humidity for a long time.
-Avoid contact with water as it may a short circuit within the module.
-If the surface of panel becomes dirty, please wipe it off with a soft material. (Cleaning with a dirty or rough cloth may
damage the panel.)
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22" LCD Color Monitor Lenovo L215P Wide
1. Monitor Specifications
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22" LCD Color Monitor Lenovo L215P Wide
2. LCD Monitor Description
The LCD monitor will contain a main board, a power board a USB board and a key board which house the flat panel
control logic, brightness control logic and DDC.
The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips
each voltage.
Monitor Block Diagram
CCFL Drive.
Flat Panel and
CCFL backlight
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Power board D-SUB
Main Board
HDMI
(Include: adapter, inverter)
USB Board
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Key Board
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AC-IN
HOST Computer Video signal, DDC
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90V-264V
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22" LCD Color Monitor Lenovo L215P Wide
3. Operating Instructions
3.1 General Instructions
Press the power button to turn the monitor on or off. The other control buttons are located at the front of the
panel of the monitor.
By changing these settings, the picture can be adjusted to your personal preferences.
- The power cord should be connected.
- Connect the video cable from the monitor to the video card.
- Press the power button to turn on the monitor, the power indicator will light up.
3.2 Control Buttons
3.2.1 Key Control
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22" LCD Color Monitor Lenovo L215P Wide
3.3 OSD Menu
To adjust the setting, the user controls can be viewed through the On-Screen-Display (OSD).
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22" LCD Color Monitor Lenovo L215P Wide
OSD functions
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22" LCD Color Monitor Lenovo L215P Wide
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22" LCD Color Monitor Lenovo L215P Wide
4. Input/Output Specification
4.1 Input Signal Connector
Analog connectors
Pin No. Description Pin No. Description
1. Red Input 9. +5VDC
2. Green Input 10. GND
3. Blue Input 11. GND
4. GND 12. SDA
5. Connection detect 13. H sync
6. Red GND 14. V sync
7. Green GND 15. SCL
8. Blue GND
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HDMI connectors
Pin No. Description Pin No. Description
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1 TMDS Data2+ 13 TMDS Clock Shield
2 TMDS Data2 Shield 14 TMDS Clock◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo