Acer AL511 AL511 Service Guide
Acer AL511 Manual
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Acer AL511 manual content summary:
- Acer AL511 | AL511 Service Guide - Page 1
2 A. LCD Panel Specification...2 B. CONTROLS ...3 C. Power Management ...3 D. Display Modes FOR Inspections ...5 2. ADJUSTMENT CONDITIONS 6 A. Measuring Apparatuses Used ...6 B. Input Signal...6 C. Indication ...6 3. ADJUSTMENT OF POWER SUPPLY 6 4. ADJUSTMENT OF BOARDS 7 A. Connection - Acer AL511 | AL511 Service Guide - Page 2
LCD Panel Specification Display: 15 inch (15" viewable image size): active matrix: thin film transistor (TFT): liquid crystal display (LCD Pixel Frequency: 21 Mhz to 78 Mhz Resolution: Horizontal: 1024 dots Active Display Area Colors: Power Supply: Power Consumption: CR > 10 6-bits driver AC 100 - Acer AL511 | AL511 Service Guide - Page 3
(monitor front panel) 1. Power LED, ( Please refer to C-2 LED definition table) 2. Adjust decrease. 3. Adjust increase 4. Function select counter-clockwise. 5. Function select clockwise. 6. Power ON/OFF switch, push to ON and push to OFF. (toggle switch) C. Power Management C-1 Power Management - Acer AL511 | AL511 Service Guide - Page 4
Green Stand-by Yellow Suspend Yellow Off mode Yellow power off disconnection Dark 1. Yellow(stand-by; suspend; off mode) 2. LED Dark (power off) C-3 Power Consumption Meet VESA DPMS Proposal On mode Stand-by Suspend Off mode DC power off disconnection 25 Wmax 5 Wmax 5 Wmax 5 Wmax 5 Wmax - Acer AL511 | AL511 Service Guide - Page 5
D. Display Modes FOR Inspections D-1 Supported Timing(for Not supported timing will go to power saving mode)T TIMING 640x350 VGA-350 640x400 NEC PC9801 640x400 VGA-GRAPH 640x400 NEC PC9821 640x480 VGA-480 640x480 VESA-480-72Hz 640x480 VESA-480- - Acer AL511 | AL511 Service Guide - Page 6
VGA Card port for this adjustment. C. Indication Input signal by using video signal generator with VGA Card port for this adjustment. 3. ADJUSTMENT of Power Supply Input voltage AC 100 ~ 240Vac Rated input voltage AC 90 ~ 264Vac Frequency 50 / 60 Hz Rated frequency 47 ~ 63 Hz DC output - Acer AL511 | AL511 Service Guide - Page 7
a high display quality LCD monitor. B. Features • On board sage chip to detect display timings and control user functions. • Using sage chip to convert R.G.B signals to digital timing • Using sage chip to offer full screen expansion function on non-XGA mode(Auto-Zoom). • Support VESA DPMS function - Acer AL511 | AL511 Service Guide - Page 8
with smaller memory requirements. Other features include a brand new high-end scaler, Active Color Management, a flexible OSD, Autoadjust, SureSyncTM and independent monitoring of the analog interface. A new standalone on-chip pattern generator has been incorporated to simplify the manufacture of - Acer AL511 | AL511 Service Guide - Page 9
D. Connector Locations E. Connector Type Location Type CN1 DZ11A91-L8 P1.524 J2 96113-1003 J3 96113-0703 CN3 98210-4011 CN2 98210-4011 Maker FEMALE E&T E&T E&T E&T Number of pins 15 10 7 40 40 9 - Acer AL511 | AL511 Service Guide - Page 10
-DCC Ground Ground DDC-SDA HS VS DDC-SCL Comment Red Video Input. Green Video Input. Blue Video Input. Ground Ground Ground. Ground. Ground DDC Power Input. Ground Ground DDC 2B Data Horizontal Sync Input. Vertical Sync Input. DDC 2B Clock 10 - Acer AL511 | AL511 Service Guide - Page 11
F-2 11 - Acer AL511 | AL511 Service Guide - Page 12
7 8 9 10 F-4 J3 Pin NO. 1 2 3 4 5 6 7 Signal NONE LED-Y LED-G GND KEY-UP KEY-Down KEY-R KEY-L KEY-POWER GND Signal +5V +5V GND GND BLON MUTE BRIGHT Comment Power saving mode Monitor is ON GND Function select counter-clockwise key Function select counter-clockwise key Adjust up key Adjust down key - Acer AL511 | AL511 Service Guide - Page 13
6. VK-546 Control Panel Board A. Description The VK-546 is designed to offer an user interfaced control panel which passes and receives signals to and from power board . B. Connector and Switch Locations C. Connector type Location Type J5 96113-1013 Maker E&T Number of pins 10 13 - Acer AL511 | AL511 Service Guide - Page 14
D. Connector pin Assignment D-1 J5 Pin NO. 1 2 Signal NONE LED-Y Comment Power saving mode. 3 LED-G 4,10 GND Monitor on mode. Ground 5 KEY-UP Function select up to VL-547 6 KEY-DOWN Function select down to VL-547 7 KEY-R Function select right to VL- - Acer AL511 | AL511 Service Guide - Page 15
A. Description There are three kind of circuits in this power board-AC/AC, inverter and audio B. Electrical characteristics B-1 FOR HANNSTAR PANEL INPUT VOLTAGE MIN. 11.4V INPUT CURRENT -------- BACKLIGHT VOLTAGE LAMP CURRENT DRIVING FREQUENCY EFFICIENCY Operating - Acer AL511 | AL511 Service Guide - Page 16
C. Connector locations 1 CON1 1 CON2 PK100007500 PK100007510 1 CON3 1 J802 JA2 INLET C-1 Connector type Location Type CON1 SM02(8.0)B-BHS-1 CON2 SM02(8.0)B-BHS-1 J802 NC. CON3 96113-00703 C-2 Connector pin assisnment C.2.1 CON1 & CON2 Pin NO Signal 1 HV 2 LV C.2.2 CON3 Pin - Acer AL511 | AL511 Service Guide - Page 17
peripherals offering minimal configurations to end users. This monitor supports DDC2B communication protocal. SDATA and VCLK are input to U4 ( controller chip. E. Power Regulator (1)The U12(APL117) is 1A linear regulator that transfer input voltage from 5V to 3.3V supports U5. (2)The U13 - Acer AL511 | AL511 Service Guide - Page 18
ON/OFF. LED lights Green color --- Power is ON. LED lights Yellow --- Monitor is in "Power Saving Mode". LED is off --- Power is OFF. Press either left or right control button for OSD (On Screen Display) menu selection. Press the left button to decrease the OSD setting and press the right button to - Acer AL511 | AL511 Service Guide - Page 19
B. Rear Panel connector Input Signals Item 1 Rear Panel Cable and Connector Cable / Connector Function Signal Cable Connect the video port 2 AC IN Power Connect Connect the AC power cord 19 - Acer AL511 | AL511 Service Guide - Page 20
10. TROUBLESHOOTING A. Main Procedure 20 - Acer AL511 | AL511 Service Guide - Page 21
A-1 Power Circuit Troubleshooting 21 - Acer AL511 | AL511 Service Guide - Page 22
A-2 Backlights Troubleshooting 22 - Acer AL511 | AL511 Service Guide - Page 23
A-3 Performance Troubleshooting 23 - Acer AL511 | AL511 Service Guide - Page 24
A-4 Function Troubleshooting 24