Acer V193 Technical Information

- 1 - Acer V193 Service Guide Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd

- 10 - Display Dot: 1280 x (RGB) × 1024 Pixel Clock: 25.2 – 135.0MHz Contrast ratio: θ = 0˚ LG: 500:1 (typical) Samsung: 700:1 (typical

- 11 - LCD Panel Specification LCD Panel Model (LM190E08-TLL1) General specification Optical specifications

- 12 - Note 1) Definition of Viewing Angle: Viewing angle range (10≤CR) Note 2) Definition of Contrast Ratio (CR): Ratio of gray max(Gmax),gray m

- 13 - Environment condition :Ta=25±2°C Optical characteristics measurement setup Notes 5) Definition of Luminance of White : meas

- 14 - Bmax Samsumg Bmax-Bmin BUNI= ⎯⎯⎯⎯⎯⎯⎯ X 100% Bmax Bmax: Maximum brightness

- 15 - The calculation for shadowing is made from the 2 luminance measurements Gbkg and Lsh, as follows: Lmax -Lmin CT = ⎯⎯⎯⎯⎯⎯

- 16 - Panel Relative Humidity JP777-E02 Input Signals Video input • Type Analog R, G, B. DVI (option) • Input Impedance

- 17 - Supported Timing TIMING FH(KHZ) SYNC TOTAL ACTIVE SYNC FRONT BACK PIXEL FV(HZ) POLARITY (DOT/LINE) (DOT/LINE) WIDTH

- 18 - Support Modes There will be 28 total support modes to accommodate the above mode and other video modes within the frequency range of the moni

- 19 - 15105 1611 D-sub connector Digital Video Input Connector : DVI – D (T.B.D) Table 2.4.6 Pin assignment for DVI – D C

- 2 - Copyright Copyright © 2008 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed

- 20 - MONITOR BLOCK DIAGRAM The LCD monitor will contain an main board, an inverter/ power board, key board and internal adapter which house the fl

- 21 - BLOCK DIAGRAM System Block Diagram

- 22 - Monitor board layout. LABEL Component LABEL Component U1 UZ1084L-33 CN1 E&T 4500-08/4500-06 U4 RTD2120 CN2 E&T 4501-19 U5 RT

- 23 - Software flow chart .

- 24 - General Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monito

- 25 - System Installation Connecting the Display z Power off your computer. z Connect one end of the signal cable to the LCD Monitor’s VGA p

- 26 - POWER/Inverter Board Description This specification defined the performance and characteristic of power/inverter board. It supplies the fo

- 27 - 2.Inverter-side connecter : ACES 88451-020N-01 2P3.5 LOCK or equivalent. PIN NO. Function Comment 1 Cth VBLH(High voltage) 2 Ctl VBLL(Lo

- 28 - 3.4.1.2 AC-DC Output Specification Tolerance Output Current Output oltage --- MIN MAX Voltage Tolerance +5Vdc +5 /-3 % 0.05A 1.5A 4.8

- 29 - Striking Time --- --- 1 --- S Lamp Current Balance --- --- ±0.35 --- mA Efficiency Vin=19V --- 80 --- % *.The open lamp voltage is

- 3 - Conventions The following conventions are used in this manual: Screen messages Denotes actual messages that appear on screen Note Gives bits

- 30 - Power Consumption The monitor is equipped with a power-management according to the below. There is a delay of 5s … 7s before the transition

- 31 - Chapter 2 Operating Instructions CONTROLS Control panel (monitor front panel) 1 Power LED, will be blue when mon

- 32 - Main OSD Menu: Outline: z P/X Series OSD behave When user press “MENU” button on front bezel A. Acer eColor Management If s

- 33 - The description for control function : A. Acer eColor Management Main Menu icon Sub Menu icon Sub Menu item Description N/A User mode User

- 34 - Main Menu icon Sub Menu icon Sub Menu item Description H. Position Adjust the horizontal position. (available in Analog mode only) V. P

- 35 - N/A Information Show the resolution, H/V frequency and input port of current input timing. N/A Reset Clear each old status of Auto- configu

- 36 - Hot-Key Menu: eColor Management: Outline: Operation instructions Acer eColor Management Step 1: Press “ Key” to open the Acer eColor Ma

- 37 - Audio Volume control:(option) Outline: The description for Hot-Key function : Item Operation IconDescription Adjustment Range Reset ValueV

- 38 - LOGO: When the monitor is power on, the LOGO will be showed in the center. Item of Factory menu Vendor may customize design and add adjust

- 39 - Plug and play Plug & play DDC2B feature This monitor is equipped with VESA DDC2B capabilities according to the VESA DDC STANDARD. It allo

- 4 - WARNING: (FOR FCC CERTIFIED MODELS) NOTE: this equipment has been tested and found to comply with the limits for a Class B digital device, pu

- 40 - White Color Temperature White color temperature is 4 preset as 9300, 7500,6500 and User, Default value of user color should be user which

41Electrical characteristics (Tamb=25°) Audio amplifier(USE Panasonic VP-7723A Audio Analyzor. ) Spec. Item Audio Input Freq. Min. Typ. Max. Comment

42SOP for Factory Mode 1. Connect D-SUB cable and Power cord according to the graphic, and input power and signal 2. Turn on the monitor by clic

43SOP for ISP (Firmware upgrade) 1. Operation system & Connection a. PC (Win XP), b. ISP tool, c. VGA cable, d. RS232 cable b. Turn on the

44c. Click or to next page d.Click to complete this setup. 3. Open the ISP program on PC system Click the ISP program (RTD2120_ISP_vXX.exe

45 d. Click to update F/W. e. The ISP process would be finished after the menu occur the “PASS” message. 5. We shall hold on the K/B &

46Chapter 3 Machine Disassembly and Replacement Disassembly Procedure Disassemble the stand neck and base 1. Push release button and

47Disassemble the main board and the power board 1. Remove the five screws to release line from Chassis 2. Disassemble audio line from VL board and

48Chapter 4 Troubleshooting Main Procedure

49Power Circuit and Backlights Troubleshooting

- 5 - PRECAUTIONS z Do not use the monitor near water, e.g. near a bathtub, washbowl, kitchen sink, laundry tub, Swimming pool or in a wet basement

50Performance Troubleshooting

51Function Troubleshooting

52Chapter 5 Connector Information Phonejack stereo PIN1. right : CEE22 typed connector PIN2. Left PIN3. Gnd

53Chapter 6 FRU (Field Replaceable Unit) list This chapter gives you the FRU (Field Replaceable Unit) listing in global configu

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56Part list No. Photo Part Name Description Part No. 1 BEZEL ASSY(V193) AV6901 ABS 94HB MBK94GP APAV690110I 2 Base Assy AV6905 ABS 94HB MBK94

5714 HINGE COVER(L/R) AV5747 MBK94 ABS 94HB GP FAAV574700I 15 LED LENS AV5741 PC CLEAR GP FCAV574100I 16 SCREW M3X0.5+4I-NI(GP) FCAV5741

5825 Speaker (R/L) 2W 6OHM C4020A R-2P 2W 6OHM C4020A L-3P CG10021V22I CG10021V23I 26 Power& Inverter Board VP-949 LAV699GA_7.5mA 453ADS30L11

59Chapter 7 Schematic Diagram

- 6 - SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES z Due to the nature o

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- 7 - Table of contents Chapter 1 Monitor Feature …………………………………………………………………...………..8 INTRODUCTION...

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- 8 - Chapter 1 Monitor Feature INTRODUCTION Scope This specification defines the requirements for the 19” MICR

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- 9 - ELECTRICAL REQUIREMENTS Standard Test Conditions All tests shall be performed under the following conditions, unless otherwise specified. Ambi