Acer AL1515 AL1515 LCD Monitor Service Guide
Acer AL1515 Manual
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- Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 1
AL1515 Service Guide Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd.acer.com.tw/ - 1 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 2
, manual or otherwise, without the prior written permission of Acer Incorporated. Disclaimer The information in this guide is subject to change without notice. Acer Incorporated makes no representations or warranties, either expresses or implied, with respect to the contents hereof and specifically - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 3
to avoid possible hardware or software problems. Important Reminds you to do specific actions relevant to the accomplishment of procedures. Preface Before using this information and the product it supports, please read the following general information. 1. this Service Guide provides you with all - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 4
digital device, pursuant to Part 15 of the FCC Rules. These accordance with the instructions, may cause harmful equipment off and on, the user is encouraged to try to correct monitor to rain or moisture. Dangerously high voltages are present inside the monitor. Do not open the cabinet. Refer servicing - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 5
sold with the monitor. If you mount the monitor on a wall or shelf, use a mounting kit approved by the manufacture and follow the kit instructions. Slots and openings . Please refer all servicing to qualified service personnel. To ensure satisfactory operation, use the monitor only with UL listed - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 6
SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES Due to the nature of the fluorescent light, the screen may flicker during initial use. Turn off the Power Switch and then turn it - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 7
Instruction 30 CONTROLS ...30 MAIN OSD MENU...31 OSD MESSAGE...33 PLUG AND PLAY ...35 WHITE COLOR TEMPERATURE...36 AUDIO TECHNICAL SPECIFICATION (FOR AL1515 m ONLY 36 SPEAKERS ...37 Chapter 3 Machine Disassembly and Replacement 38 DISASSEMBLY PROCEDURE ...38 Chapter 4 Troubleshooting 41 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 8
Chapter 1 Scope This specification defines the requirements for the 15" high resolution color LCD monitor. This monitor can be directly connected to general 15 pin D-sub VGA connector and eliminates the requirement of optional special display card. It also supports VESA DPMS power management - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 9
lux Viewing distance : 50 cm in front of LCD panel Warrn up time All specifications : 30 minutes Fully functional : 5 seconds Measuring Equipment : Chroma 2250 signal generator or equivalent, directly Connected to the monitor under test. Minolta CA100 photometer, or equivalent Control - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 10
LCD monitor General specification Panel Type: 15 " active matrix color TFT LCD LCD Panel Type Size Display Type Resolution Display Dot Display color Brightness Contrast Ratio Response Time Lamp Voltage Lamp Current Viewing Angle Hannstar HSD150SX84 HSD150SX87 15.0" (38cm) 15.0" (38cm) - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 11
Sync input • Signal • Polarity Analog R, G, B. 75 ohm +/- 2% Positive 0 - 0.7 +/- 0.05 Vp same as LCD panel separate horizontal and vertical sync, or composite sync which are TTL compatible positive and negative. Interface frequency The following frequency range is generalized by supported timing - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 12
Supported Timing TIMING 640x350 VGA-350 640x400 NEC PC9801 640x400 VGA-GRAPH 640x400 NEC PC9821 640x480 VGA-480 640x480 VESA TOTAL ACTIVE SYNC FRONT BACK PIXEL FV(HZ) 31.469 70.087 24.83 56.42 31.469 70.087 31.5 70.15 31.469 59.94 37.861 72.809 37.5 75 31.469 70.087 49.725 74.55 35.156 56.25 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 13
28 total support modes to accommodate the above mode and other video modes within the frequency range of the monitor. Video input Connector Analog Video input Connector: 15pins ) 10 CABLE DETECTION 11 GROUND 12 SDA 13 H.SYNC 14 V.SYNC 15 SCL Color of plastic parts: Blue (PC99) 5 1 10 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 14
BLOCK DIAGRAM The LCD monitor will contain an main board, an inverter/ power board, key board and internal adapter which house the flat panel control logic, brightness control logic and - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 15
BLOCK DIAGRAM System Block Diagram MCU - 15 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 16
Monitor board layout LABEL U1 U2 U3 U4 U5 U7 U8 U301 Component 24LC21 MV4-TL MX810TR MX10E8050IQC 24LC16B AIC 1084 APL1117 LM4838 LABEL CN1 2 4 & CN6 5 CN7 CN301 CN300 Component D-SVB 15 PIN 4300-13 P-TWO AF740B40P E & T 3950-20 E & T 4500-06 SC SCJ368R1NXS0U04 E & T 4500-02 - 16 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 17
Software flow chart - 17 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 18
. 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 position. The power indicator will light up. AL1515 m External Controls 1 Auto Adjust Key/Exit 2 / Volume 4 MENU/ENTER 5 LED 6 / Power - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 19
on your PC. Make sure connections are secure. Connecting the AC Power Connect the power cord to the LCD Monitor. Connect the power cord to an AC power source. Connecting the Audio Cable (For AL1515 m and AL1515 bm) Connect the audio cable to the " LINE OUT " jack on your PC's audio card or to - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 20
The step between front bezel and back cover shall be within specification. Top and Bottom Back cover & Bezel concavity 0.8mm ≤ A ≤ 1.3 mm Left and Right Back cover & Bezel concavity 0.8mm ≤ A ≤ 1.3 mm Back Cover & Hinge Cover concavity 0mm ≤ B ≤ 0.5mm - 20 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 21
Base & Neck concavity 0mm ≤ C ≤ 0.6mm Top and Bottom Back cover & Bezel step 0mm ≤ D ≤ 0.8 mm Left and Right Back cover & Bezel step 0mm ≤ D ≤ 0.8 mm - 21 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 22
LCD Horizontally The angle between front bezel and LCD unit in bottom side should not large than 1.0mm. The distance of the LCD display unit from left side to right should not large than 4.0mm. - 22 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 23
Tilt Base Rotation Tilt up 15 ± 2°/ down 5 ±2° Plastic Material For TCO99 Front Bezel PC+ABS Back Cover PC+ABS The Others ABS 94HB For MPRII Front Bezel ABS 94V-0 Back Cover ABS 94V-0 The Others ABS 94HB GAP Spec. Gap between panel with bezel is 0 mm < gap < 1.2 mm - 23 - - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 24
Description This specification defined the lnverter's power souce Features Wide input range: AC input 90Vrms~264Vrms Input Frequency: 47 ~ 63Hz Inverter - 8 +5V +5V supply for audio's power (For AL1515 only) 9 GND Audio ground (For AL1515 only) J901, J902: Inverter High voltage output PIN NO - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 25
: AC-DC Electrical specification Input Specification No Item 1 Input Voltage Condition ----- Min. Typ. Max. Unit 100 --- 240 Vac 2 Input Frequency ----- 47 --- 63 Hz 3 Input Current 100Vac@ Type load 1.5A --- --- 1.0 Cold Start @Vin=100Vrms --- 30 4 Inrush - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 26
be protected when output power consumption is within 40W ~ 70W Inverter Electrical Specification: For Hannstar HSD 150SX84-D Condition Min. Typ. Input Voltage --- --- 12 Input Current --- --- 1.0 Backlight ON/OFF Control ON 0 OFF 2.0 3.0 Brightness Adjust (Lamp Current Control - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 27
For Hannstar HSD 150SX87- Condition Min. Typ. Max. Unit Input Voltage --- --- 12 --- V Input Current --- --- 1.0 --- A Backlight ON/OFF Control ON 0 1.0 V OFF 2.0 3.0 --- V Brightness Adjust (Lamp Current Control) Min. Luminance / Max. Luminance --- 55% --- --- - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 28
For Hannstar HSD 150SX84-A4 Condition Min. Typ. Max. Unit Input Voltage --- --- 12 --- V Input Current --- --- 1.0 --- A Backlight ON/OFF Control ON 0 1.0 V OFF 2.0 3.0 --- V Brightness Adjust (Lamp Current Control) Min. Luminance / Max. Luminance --- 55% --- --- - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 29
resolution and timing mode changes. Transition from any power saving state to another can be instantaneous. The recovery from Off-state requires no manual : Monitor rear side : AC Inlet - Analog RGB : Monitor rear side / Data Cable : 15-pin D-sub female / male Pin - Assignment of 15-pin - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 30
Operating Instructions CONTROLS Chapter 2 Control panel (monitor front panel) 1. Power ON/OFF switch, push to ON and push to OFF. (Toggle switch) 2. Power LED will be blue when monitor is on; be amber when in power saving mode. 3. Menu. 4. Adjust increase (Function select). Adjust decrease ( - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 31
Main OSD Menu: Outline: The description for control function : Main Menu Sub Menu Sub Menu Description Icon Item Icon Contrast Contrast from Digital-register. Adjustment Range 0-100 Brightness Backlight Adjustment 0-100 Focus Clock H. Position V. Position Warm N/A Cool N/A Adjust - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 32
User / Red User / Green User / Blue English N/A 繁體中文 N/A Deutsch N/A Français N/A Español N/A Italiano N/A 简体中文 N/A 日本語 the H/V Position, Focus N/A and Clock of picture. Show the resolution, H/V frequency N/A and input port of current iput timing. Clear each old status of N/A - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 33
Hot-Key Menu:(For AL1515 m only) Outline: The Input Not Supported Cable Not Connected No Signal Description When User Press Hot-Key "Auto", will show this message, and the monitor do the auto config function. When the Hsync Frequency, Vsync Frequency or Resolution is out of the monitor support - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 34
LOGO: When the monitor is power on, the LOGO will be showed in the center. hardware. Adjusted value of R, G, B gain shall be used for initial value of Contrast in user menu. All value shall be adjustable manually. This function shall be located in 3. tag of Factory menu. 3) Factory color temp data - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 35
VIDEO INPUT SIGNAL. IN ORDER FOR THIS MONITOR TO OPERATE PROPERLY, THERE MUST BE A VIDEO INPUT SIGNAL. This monitor meets the Green monitor standards as power cord for the Northern American region is the wallet plug with NEMA 5-15 style and is UL listed and CSA labeled. The voltage rating for the - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 36
requirement User should follow "Microsoft Windows Color Quality Specification for Liquid Crystal Display OEM's". (http://www.microsoft.com/hwdev/tech/color/ColorTest.asp) Audio Technical specification (For AL1515 m only) General Description: Output power Total harmonic distortion Input signal - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 37
ratio Total harmonic distortion Cross talk Output Watt. Volume Control Audio Input Freq. Spec. Comment Min. Typ. Max. - 0.5Vm - s - Impedance Frequency response range Total harmonic distortion : 2 W per speaker(max) : 4 ohm +/- 15 % @ 1kHz 1.0Hz : 300 Hz - 20 kHz (S.P.L. - 10 dB) : Less - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 38
Chapter 3 Machine Disassembly and Replacement Disassembly Procedure Disassemble the base 1. Remove the neck cover. 2. Remove the four screws to release the hinge. 3. Remove the base Disassemble the chassis 1. Remove the four screws to release the back cover. 2. Remove the two screws to release the - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 39
Disassemble the main board 1. Disassemble audio line from power board. 2. Disassemble two VL-VK lines from VL board. 3. Disassemble power line from VL board. 4. Disassemble FPC line from VL board. 5. Remove the one screw to release line from Chassis. 6. Remove the three screws from Chassis and - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 40
Disassemble the speakers 1. Remove the two screws to release line and VK board from bezel. 2. Remove the two screws to release line and chassis from bezel. 3. Remove the four screws from bezel. 40 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 41
Troubleshooting Main Procedure Chapter 4 41 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 42
Power Circuit and Backlights Troubleshooting 42 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 43
Performance Troubleshooting 43 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 44
Function Troubleshooting 44 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 45
: CEE22 typed connector : Line-in receptacle J1 1 2 3 PHONEJACK STEREO Video input Connector Analog Video input Connector: 15pins mini D-Sub Table 2.4.5. Pin assignment for D-sub connector Chapter 5 Separate Sync 5 10 15 PIN NO. 1 1 RED VIDEO 2 GREEN VIDEO 6 3 BLUE VIDEO 11 4 GROUND - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 46
listing in global configurations of AL1515 m. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise of this printed Service Guide. You MUST use the local FRU list provided by your regional Acer office to order FRU parts repair and service of customer machines. - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 47
Model: AL1515 47 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 48
Model:AL1515 m 48 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 49
Part list No. 1 2 Photo 3 4 5 6 Part Name Hinge Cover Base Assy Vender Part No. FAAR7721000 FAAR5517000 Rear Cover FAAR551A000 Base Neck FAAR5518000 FAAR7713000 Main Shield EEAR5512000 49 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 50
7 MB 451AAV30001 8 Inverter Board 453AAT30021 9 Front Bezel FAAR5516000 10 Speaker-R CG10021V930 11 Speaker-L CG10021V930 12 Frame ECAR5511000 50 - Acer AL1515 | AL1515 LCD Monitor Service Guide - Page 51
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