ACER_LCD_S190WL _SM20110519V0
Contents Table of Contents Important Safety Notice .............................................................................................................................. 1 1. Product Specification .............................................................................................................................. 2 2. OSD Menu ............................................................................................................................................ 16 3. Exploded Diagram ..
1 Important Safety Notice Product Announcement: This product is certificated to meet RoHS Directive and Lead-Free produced definition. Using approved critical components only is recommended when the situation to replace defective parts. Vender assumes no liability express or implied, arising out of any unauthorized modification of design or replacing non-RoHS parts. Service providers assume all liability.
2 1. Product Specification 1.1 Scope: LCD BM190WX2-TJA1 LM190WX2-TJA1 is a Color Active Matrix Liquid Crystal Display with an integral Light Emitting Diode (LED) backlight system. The matrix employs a-Si Thin Film Transistor as the active element. It is a transmissive type display operating in the normally white mode. It has a 23.
3 Optical Characteristics:
4 1.2 General Requirements: 1.2.1 Test Condition: All tests shall be performed under the following conditions, unless otherwise specified. Warm up time > 30 min. AC supply voltage 230V± 5%, 50± 3 Hz Ambient temperature 20C 5C Humidity Display mode 65% 20% 1440 x 900, 60 Hz, Pixel Clock：106.5MHZ,all white e-color mode Set to “User” mode Contrast control Set to The value under user mode, which allows that the brightest two of 32 linear distributed gray-scales (0～ 700mv) can be distinguished.
5 The LCD monitor will contain a main board and a key board which house the flat panel control logic, brightness control logic and DDC. The adapter will provide AC to DC voltage to drive the main board chips each voltage. The function key board is used for OSD control, monitor power ON/OFF and the LED indicator for power status. LCD Panel Input Driving system TFT Color LCD Pixel pitch 0.2835 (H) x 0.2835 (V) (mm) Contrast Ratio 1000 (Typ.) Response time 5ms (Typ.).
6 1.3.1 Interface Connectors: 1.3.1.1 Power Adaptor and Connector: The AC inlet connector shall be an IEC 320-C13 male power receptacle for connection to mains power. The power cord shall be gray or black with length of 1.8m + 10cm/-0cm. The power cord type is different from regions.The adapter output cable length of 150036mm,voltage is 19v and current is 1.58A. 1.3.1.2 Analog Connector and Cable: The analog signal cable shall be Gray or black and 1.8m + 10cm/-0cm. A. D - S U B B.
7 C. LED backlight Connector Connector: CN803 Pin Signal Pin Signal 1 Feedback1 7 LED drive 2 NC 8 NC 3 NC 9 NC 4 NC 10 Feedback2 5 NC 11 GND 6 LED drive 12 GND D. Key Board Connector Connector: CN401 Pin Signal Pin Signal 1 GND 4 POWER KEY 2 LEDA 5 KEY2 3 LEDG 6 KEY1 E.
8 1.3.2 Input Signals: Video Input Signals Range (Analog RGB Signal) No. Symbol Item M in Max Unit 1 Fh Horizontal Frequency 31 80 kHz 2 Fv Vertical Frequency 56 75 Hz 3 Fclk Pixel Clock Frequency 106.5 MHz 4 5 Vih Vil High Level Input Low Level Input 2.4 0 0.8 V V 6 Video RGB Analog Video Level 0 0.7 V 1.3.2.1 Video Signal Amplitudes: The video inputs consist of Red, Green and Blue signals each has its own coaxial cable terminated at the monitor.
9 1.3.3.2 Power Indicator LED: The monitor shall have LED indicators located on the front of the monitor. Table 1 is the LED color for the power indicator. 1.3.3.3 On-Screen Display: On Screen Display system shall be used to control the monitor. Current setting will be saved and OSD will be tuned off when the keys are not touched for a period of time. A) Key Function Overview: All functions are controlled by OSD buttons on the front of bezel. 1. Power Switch To turn ON or OFF the power. 2.
10 B) Menu Operation: Pressing the MENU button brings up the first level menu. C) OSD Function: Acer e-Color Management Contrast, Brightness, ACM H-position, V-position Clock, Focus OSD position, Timeout Color Select and adjust (warm, cool, user).
11 1.3.4.2 Factory Assigned Display Modes: 1.4 Flat Panel: 1.4.1 General Requirements: The panel shall be a FULL HD resolution 19” diagonal TFT-LCD. 1.4.2 Polarizer Hardness: The front polarizer should have hard coating (3H) and anti-glare treatment. 1.4.
12 1.4.3.1 General Requirements: Parameter Symbol Condition Values Min. Typ. Max. Unit LED : LED String Current Is - 60 65 mA LED String Voltage Vs - 51.2 56 V PBar - 9.2 10.1 Watt LED_LT 30,000 - Hrs Power Consumption LED Life Time - 1.4.4 Defects: 1.4.4.1 Defect Terminology: Dark Spots / Lines: Spots or lines that appear dark in the display patterns and are usually the result of contamination. Defects do not vary in size or intensity (contrast) when contrast voltage is varied.
13 Surface luminance is the luminance value at center 1 point(1) across the LCD surface 50cm from the surface with all pixels displaying white. For more information see FIG 8. The variation in surface luminance , WHITE is defined as Minimum (P1,P2 …..P9) WHITE = --------------------------------------------- *100 Maximum (P1,P2 …..P9) For more information see Figure 8. 1.5.2 Contrast ratio (CR): 1.5.2.
14 1.5.3 Response time: Response time is the time required for the display to transition from black to white (Decay Time, TrD) and from white to black (Rise Time, TrR) The sampling rate is 2,500 sample/sec. For additional information see FIG. 9. The response time is defined as the following figure and shall be measured by switching the input signal for each gray to gray. 1.5.4 Viewing angles: Viewing angle is the angle at which the contrast ratio is greater than 10 or 5.
15 1.5.5 Chromaticity: The x and y co-ordinates for Reddish, Bluish and User preset mode shall be as below: Reddish Preset (6500K): x=0.313 ± 0.020 y=0.329 ± 0.020 Bluish Preset (9300K): x=0.283 ± 0.020 y=0.297 ± 0.020 1.6 Environmental Requirements: Operating Storage Temperature: 0°C - +40°C -20°C - +60°C Humidity: 15% - 90% 15% - 90% Altitude: 12,000 feet (3,658m) 40,000 feet (12,192m) 1.7 Mechanical and Packing: Monitor Packed Monitor Width: 377.8mm 425 Height: 296.1mm 300 Depth: 160.
16 2. OSD Menu 2.1 Key Definition: 1. Power Switch To turn ON or OFF the power. 2.Power LED Lights up to indicate the power is turned ON. 3.Empowering Trigger the acer eColor Management. 4.Auto Adjust button / Exit 1) When OSD menu is in active status, this button will act as EXIT-KEY (EXIT OSD menu). 2) When OSD menu is in off status, press this button for 2 seconds to activate the Auto Adjustment function. The Auto Adjustment function is used to set the Hpos, Vpos, Clock and Focus.
17 Picture OSD Setting Information d.
18 2.3.
19 2.4 Acer eColor management: a. Display Acer eColor Management OSD when user press “e” button at Function menu or trigger this function in OSD menu/picture page. b. Layout as following figure: 2.
20 3. Exploded Diagram 3.
21 Note: The parts information listed below are for reference only, and are subject to change without notice. Please go to http://cs.tpv.com.cn/hello1.asp for the latest information. S190WL b Item Description LNT Part No. Acer Part No. 1 BEZEL ASSY A34G2642AEMA1B0130 60.LUF0B.001 2 KEY BOARD KEPCBQJ1 55.LUF0B.002 3 BM190WX2-TJA1-7F1-A0 FQ LTD 750GBT190W2A11N000 LK.19008.039 4 MYLAR F52G18014D8001 N/A 5 MAIN BOARD CBPCBAWABQJ 55.LUF0B.
22 3.
23 4. Assembly and Disassembly Procedures 4.1 Assembly Procedures: S1 Prepare a main board, an I/O Bracket and a Mylar. Assemble every part as the below picture. ① Turn over the main board and Lock screw. ② Turn over the main board and lock the four screws. ③ Paste the AL tape ④ Assemble the mylar on the back of main board. 4 3 2 1 S2 Prepare a bezel, a key board and a panel. ① Assemble the bezel and Keyboard. ② Put the panel in the bezel assembly.
24 2 S3 S3 Connect FFC cable and fix Mainboard: ① Connect panel pcb and main board with FFC cable ② Paste the tape. ③ Follow the two marks to fix the main board on the back cover and then paste the AL tape.
25 S5 Assemble rear cover and lock the two screws. S6 Prepare a Stand, a Hinge and a Base.
26 4.2 Disassembly procedures: S1 Put the monitor on a protective cushion. ① Press the release button follow arrowhead as the below picture to remove the base. ② Pull out the stand ass’y. 2 1 S2 Unscrew the two screws and then open all latches with tool. S3 Remove the rear cover. S4 Tear out all tapes on panel.
27 S5 Disconnect two FFC cables and Key board cable as the below picture: S6 Separate the main board and I/O Bracket. ① Turn over the main board and take out the mylar. ② Turn over the main board and unscrew the four screws, then tear out the AL tape. ③ Unscrew the screw.
28 S7 Remove the panel. S8 Separate the key board and the bezel.
29 5. Troubleshooting 1.
30 2.
31 3.
32 4.
33 6 Firmware Upgrad 6. de Process s 6.1 1 Test Envirronment Pre eparation: Hardware e and Softwa are Require ed: - USB cab ble - VGA cab ble - ISP Boarrd: 715GT034-B - PC - Monitor - ISP tool: V4.5.0.8.0 - New F/W W USB cable V VGA cable ISP P Board: 715 5GT034-B PC Monito or ISP P tool: V4.5.0 0.8.
34 New F/W 6.2 Connection: 6.3 ISP Programming Procedures: S1. These three files must be put in one folder as the below picture.
35 S2. Double-click to run the ISP tool. S3. Set the parameters in “Config” window. Open the configration window. Speed less than 39. Port Type:USB. S4. Set the parameters in “Device” window. Check “WP Pin pull to high during ISP”. S5. Click the “Connect”, the tool will communicate with monitor which can detect the flash type.
36 S6. Load the F/W as the below picture. S8. Set the restore address to save HDCP for DVI or HDMI. Deferent monitor has deferent address and space for HDCP. If monitor has not DVI or HDMI, don’t tick “Restore Enable”. S9. Set parameter in “Auto” window. Processing after clicking “Run”. S10. Successful upgrade.
37 6.4 Check the firmware version. S1. Connect VGA source to monitor and turn it on. S2. Pressing “e” and power on, when the screen lights, release the key and press “MENU” again to open the menu with “F” and select “F” to open factory menu. Check this F/W version. S3. Restart the monitor. And then open the user menu. Factory reset will turn off Burn in mode.
38 6.5 Q&A S1. If appear Enter ISP Fail as the below left picture. Check the cables and ISP board whether are connected fluently. If not ok, AC off the monitor for a while and retry it. Click the “Dis Con” and click “Connect” again (as below right picture). S2. If appear Blank Error. Change ISP board or cable. Make sure the connection is ok. Change PC. S3.If appear Auto Detect error! The disconnection of ISP Board results this error. Please check the ISP board connection with PC.
39 7. Writing EDID Process 7.1 Test Environment Preparation: Hardware and Software Required: - LPT cable(male to male) - VGA cable -12V DC adapter - ISP Board: 715GT034-B - PC - Monitor - LPT port driver - ISP tool: TPVDDC20100901.
40 P PC LPT port driver d Monitor PVDDC2010 00901.
41 7.2 Connection: 7.3 Writing VGA and DVI Process: S1.Double-click to install it. And restart PC after installation. S2. Prepare the EDID written. Change the EDID files name as below rule. Anolog EDID Digital EDID Wa.dat Wd.dat S3. Copy WA.dat to one folder named as ACER S190WL which must contains “config.ini” file. S4. Copy ACER P166HQL to DDC folder and put DDC and ISP tool together.
42 S5. Double-click the icon to open the tool. S6. Check the “Analog+DVI” and click “Loadfile” to set the parameters. Click “Analog”and“Digital”, Manufacturer: ACR, Product Code: 0293,Model Name: ACER S190WL. 2 1 4 3 S7. Select the EDID folder as the below picture.
43 S8. Load EDID successful. S9. Check the Only connect VGA” and “Write SN”, and type in the 22 digit S/N which must be the same as S/N in the monitor’s barcode. 1 2 3 S10. Click “Program” to start writing. When the green “PASS” appear, the process is finished.
44 7.4 Check the S/N. S1. Press “MENU” key —“ ”— “Information”—“SN” in user mode. 7.5 Q&A S1. If can’t write! You could try to restart the monitor (AC on the monitor and turn on it). S2. If can’t write! Take apart the monitor and connect the 7pin of EEPROM to GND to diable write protection then write EDID one by one. S3. If can’t write! Set the Burn in on last to try again.
45 8. FRU (Field Replaceable Unit) List This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of Acer V183HV-V193HQV. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). Please note that WHEN ORDERING FRU PARTS, you should c heck the most up-to-date information available on your regional web or channel. For whatever reasons a part number change is made, it will not be noted on the printed Service Guide.
46 Panel 750GBT190W2A11N000 LK.19008.039 Bezel A34G2642AEMA1B0130 60.LUF0B.001 I/O Bracket A15G1677201 N/A Main board CBPCBAWABQJ 55.LUF0B.
47 Key board KEPCBQJ1 55.LUF0B.002 F95G176J-50114 50.LUF0B.003 F95G176J-10115 50.LUF0B.
48 9. Schematics and Layouts 9.1 Schematics Main Board 715G4734M01000004I (DVI only for s190wl BD) CN101 D-SUB 15P DDCSCL1 5 DDCSCL1 DDCSCL_A 14 HSIN0 13 DDCSDA_A R101 VGA_CABLE_DET 100R 1/16W 5% VGA_CABLE_DET 5 12 11 VGA_5V VGA_5V BIN0BIN0 GIN0GIN0 RIN0RIN0 BIN0 ZD101 RLZ5.
49 AVDD VDDP VDDC 3 R0+ 3 R03 G0+ 3 G03 SOG_DET 3 B0+ 3 B03 AHS0 3 AVS0 3 DDCSDA1 3 DDCSCL1 6 7 9 10 12 13 15 16 3 4 4 RX2+ 4 RX24 RX1+ 4 RX14 RX0+ 4 RX04 RXC+ 4 RXC4 DDCSDA2 4 DDCSCL2 RX2P RX2N RX1P RX1N RX0P RX0N RXCKP RXCKN DDCD_SDA DDCD_SCL 220N16V R408 10K 1/16W 5% 1 2 3 4 WP U402 CS VCC SO HOLD WP SCK GND SI 36 37 38 39 8 7 6 5 R483 C401 10uF 16V 0R05 OHM R415 84 C419 22pF 50V SDO CSZ SCK SDI GPIO_P17/SAR0 GPIO_P00/SAR1 GPIO_P01/SAR2 GPIO_P02/SAR3 R419 0R05 OHM 98 GPIO_P06/PWM1
50 2 3 CN407 FB702 120 OHM FB703 30OHM 1A 1 C727 10NF 50V 1 + R723 7.5K 1% C734 C730 R720 R725 C737 100UF16V 220 OHM 1/4W 220 OHM 1/4W NC 1 R726 51K 1% C736 10uF 16V C739 22nF 50V C740 22nF 50V 2 3 2 R729 0R05 OHM C746 1N 50V C747 47nF 50V L702 10uH 0402 R733 R730 10R 1/16W 5% R828 NC 56K 1% LV2LV2+ LV1LV1+ LV0LV0+ R724 7.
51 +5V VCC3.3 U701 NC/G1117-33T43UF 1 VIN VOUT(TAB) ADJ(GND) VCC3.3 R704 Adj_BACKLIGHT 5 3 2 1 D701 SR34 R703 10K 1/16W 5% R705 NC/100OHM1/16W BKLT_EN 1 BKLT_VBR1 R702 10K 1/16W 5% 100R 1/16W 5% 2 R701 10K 1/16W 5% C702 NC C701 100N 16V Q701 PMBS3904 D702 SR34 on_BACKLIGHT 5 VCC3.3 2 R706 4K7 1/16W 5% U702 R707 NC/10K 1/16W 5% VI 4 VCC3.3 5 + 4 C705 100N 16V C703 100UF16V VLCD VLCD VCC3.
52 Key Board 715G4982K0D000003S ZD001 1 MLVS0603M04 2 LED001 1 2 204-10SY GD/S530-E2/F45-22 CN001 6 5 4 3 2 1 LBADC1 LBADC2 POWER_Key LED_BLUE# R001 Wire Harness 2K 1% R002 2K 1% R003 POWER VOL+ VOL- MENU AUTO ECOLOR KEY LED CN001 CONNECTOR NC NC POWER_Key 1 ZD004 NC 2 VOL+ 1 ZD005 2 VOL- 1 ZD003 2 2 ZD008 MENU NC 1 1 ZD007 AUTO NC 2 2 ZD006 ECOLOR 1 1K 1/10W 5% NC SW001 SW002 SW003 SW004 SW005 SW006 SW SW SW SW SW SW
53 9.
54
55 Key Board 715G4982K0D000003M
