Acer B223PWL Acer B223PWL and V223PWL Monitor Service Guide
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- Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 1
ACER_LCD_B223PWL_V223PWL_SM20120424V0 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 2
3. Exploded Diagram ...20 4. Assembly and Disassembly Procedures 24 5. Troubleshooting ...38 6. Firmware Upgrade Process ...42 7. Writing EDID Process 9. Schematics and Layouts ...63 Safety Notice Any person attempting to service this chassis must familiarize with the chassis and be aware of the - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 3
the safe, reliable operation of all series products. The service providers recommended by vender should being aware of notices listed in this service manual in order to minimize the risk of personal injury when perform service procedures. Furthermore, the possible existed improper repairing method - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 4
M220ZGE-L20 model is a 22 inch wide TFT-LCD slimming module with a WLED light bar Backlight Unit and a 30-pin 2ch-LVDS interface. This module supports 1680 x 1050 WSXGA+ (16:10 wide screen) mode and displays up to 16.7 millions colors. The converter module for the Backlight Unit is not built - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 5
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backlight Power board AC-IN 100V-240V Main Board Key Board RS232 Connector For white balance adjustment in factory mode HOST Computer Video signal, DDC The LCD monitor will contain a main board, a power board and a key board which house the flat panel control logic, brightness control logic and - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 8
ground DDC-Return Red Ground Green Ground Blue Ground PIN No. 9 10 11 12 13 14 15 Description +5 v Logic Ground Monitor ground DDC-Serial Data H-Sync. V-Sync. DDC-Serial Clock B. DVI PIN No. 1 2 3 4 5 6 7 8 9 10 11 12 Description TMDS data 2TMDS data 2+ TMDS data2/4 Shield NC NC - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 9
7 C. Power Board Connector Power connector: CN902 Pin Signal 1 MUTE 2 VOL 3 USB_CTRL 4 ON/OFF 5 DIM 6 +5V 7 +5V 8 NC 9 GND D. Key Board Connector Connector: CN001 Pin Signal 1 LBADC1 2 LBADC2 3 POWER Key 4 LED_BLUE# 5 LED_RED# 6 GND E. Flat Panel Connector - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 10
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. These video signals are analog levels, where 0V corresponds to black, and 700mV is the maximum signal amplitude for the respective color. The video - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 11
9 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 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 12
: When press "Menu" button from Front Bezel, user need to select which kind of function Menu he need to open A. Acer eColor Management: If "Acer eColor Management" is selected, the Acer eColor management OSD will appear. B. User: If "User" is selected, the standard OSD will appear. C) OSD Function - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 13
English OSD H.pos 50 OSD V.pos 50 OSD Timeout 10s DDC/CI On User R/G/B 50/50/50 Volume 70 1.3.4 Monitor Modes and Timing Capability: 1.3.4.1 Format and Timing: The monitor shall synchronize with any vertical frequency from 55 to 75 Hz, and with any horizontal frequency from 30 to 80 KHz - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 14
12 1.4 Flat Panel: 1.4.1 General Requirements: The panel shall be a 609.7mm (22"W) a-si TFT Active matrix LCD. 1.4.2 Polarizer Hardness: The front polarizer should have hard coating (2..3H) and anti-glare treatment. 1.4.3 Backlight Requirements: 1.4.3.1 General Requirements: 1.4.4 Defects: 1.4.4.1 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 15
13 Dim Line: When the unit lights, line(s) in the minor (vertical) or major (horizontal) axis appear dim, but not completely on or off. Cross Lines Off: When the unit lights , lines in both the minor and major axis do not appear. Bright/Dark Dot: A sub - pixel (R, G, B dot) stuck off / on ( - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 16
14 1.5.3 Contrast ratio is measured by TOPCON SR-3 1.5.4 Definition of Response time measured by Westar TRD-100A The output signals of photo detector are measured when the input signals are changed from "Full Black" to "Full White" (rising time, TrR), and from "Full White" to "Full Black" (falling - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 17
15 1.7 Mechanical and Packing: Width: Height: Depth: Weight: Monitor 506mm 333-358mm 65mm 7.2kg Dimension (mm): B223PWL Packed Monitor TBD TBD TBD TBD V223PWL - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 18
16 2. OSD Menu 2.1 Key Definition: 1. Power LED 2. Power Switch 3.4.< / > 5.Menu/Enter 6.Auto adjust button/Exit 7. /Exit: Lights up to indicate the power is turned on. Turn the power on or off. Press < or > to navigate to the desired function, press Enter to select the function. Press < or > to - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 19
eColor Management OSD will appear. B.USER: If "User" is selected, the standard OSD will appear. Operation instructions 1 Press the Empowering Key to open the Acer eColor Management OSD and access the scenario modes. 2 Press "" to select the mode. 3 Press the Auto-adjust button to confirm - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 20
Features and benefits 18 . 2.4 Acer eColor management: a. If selected to "Acer eColor Management" item, will appear the Acer eColor OSD b. USER: If "USER" item is selected, the standard OSD will appear - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 21
19 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 22
20 3. Exploded Diagram 3.1 Product Exploded Diagram: B223PWL Note: The parts information listed below are for reference only, and are subject to change without notice. Item Description TPV PART NO. Acer Part No. 1 A34G0721BBNI1B0130 BEZEL N/A 2 A33G0378 1 1C0100 LENS_POWER N/A 3 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 23
below are for reference only, and are subject to change without notice. Item Description TPV PART NO. Acer Part No. 1 A34G0721AEMM1B0130 BEZEL N/A 2 A33G0378 1 1C0100 LENS_POWER N/A 3 A33G0379AEM 1L0100 KEY_FUNCTION N/A 4 Q15G1166104 MAINFRAME 33.LW8M2.001 5 Q85G0210301 SHIELD_AUDIO - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 24
HINGE) N/A SCREW(MAINFRAME/ MAIN BOARD) N/A SCREW (BEZEL/ KEY BOARD) N/A 3.2 Packing Exploded Diagram: B223PWL ITEM DESCRIPTION QT'S 1 CARTON 1 2 EPS-1 1 3 EPS-2 1 4 EPE BAG FOR MONITROT 1 5 HEAR OF MONITOR 1 6 PE BAG FOR BASE 1 7 BASE 1 8 FILM 1 9 DVI CABLE 1 10 POWER CABLE - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 25
23 V223PWL 9 10 14 13 12 11 15 3 7 6 85 4 2 ITEM DESCRIPTION QT'S 1 CARTON 1 2 EPS-1 1 3 EPS-2 1 4 EPE BAG FOR MONITROT 1 5 HEAR OF MONITOR 1 6 PE BAG FOR BASE 1 7 BASE 1 8 FILM 1 9 DVI CABLE 1 10 POWER CABLE 1 11 SIGNAL CABLE 1 12 WARRANTY CARD 1 13 CD 1 14 QSG 1 15 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 26
24 4. Assembly and Disassembly Procedures 4.1 Assembly Procedures for B223PWL: S1 Prepare a main board, a power board, and some essential cables. Connect every cable as the below picture S2 Prepare a speaker and a MAINFRAME. And then assemble - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 27
25 S4 Locate the key board cable and fix the cable on the specific position as the below picture remarked in red circle. S5 Turn over the MAINFRAME. Use a Hex-head screwdriver to tighten four screws and use a Philips-head screwdriver to unscrew a screw for locking the VGA connector and DVI - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 28
26 S9 Place the bezel on a protective cushion. Put the key board into the bezel and tighten two screws as the below picture. S10 Put the MAINFRAME and panel on board as below picture. the bezel. Stick the tapes and Connect the key board cable to the key - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 29
27 S11 Prepare a rear cover to assemble. S12 Prepare a BASE_ASS'Y. Tighten four screws. S13 Put on the assembled units. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 30
28 4.2 Disassembly procedures for B223PWL: S1 Remove the assembled units, and then Unscrew four screws to remove the BASE_ASS'Y. S2 Remove the rear cover.. S3 Disconnect the key board cable. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 31
29 S4 Remove the bezel. S5 Unscrew the two screws to remove the key board. S6 Lift to move the mainframe a little to tear up the tape and disconnect the FFC cable (main board to panel). S7 Disconnect the wires (power board to panel) as below picture to remove the MAINFRAME away from panel, Use a - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 32
30 S8 Remove the SHIELD_AUDIO. Use a Hex-head screwdriver to unscrew the screws for VGA connector and DVI connector. S9 Disconnect the speaker cable to remove the main board and power board and main board to key board cable, main board to power board cable. S10 Pull the speaker cable out of the hole - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 33
31 4.3 Assembly Procedures for V223PWL: S1 Prepare a main board, a power board, and some essential cables. Connect every cable as the below picture . S2 Prepare a speaker and a MAINFRAME. And then assemble speaker to MAINFRAME. Put the cable through the hole as below picture remarked in yellow - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 34
32 S4 Locate the key board cable and fix the cable on the specific position as the below picture remarked in red circle. S5 Turn over the MAINFRAME. Use a Hex-head screwdriver to tighten four screws and use a Philips-head screwdriver to unscrew a screw for locking the VGA connector and DVI - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 35
33 S9 Place the bezel on a protective cushion. Put the key board into the bezel and tighten two screws as the below picture. S10 Put the MAINFRAME and panel on board as below picture. the bezel. Stick the tapes and Connect the key board cable to the key - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 36
34 S11 Prepare a rear cover to assemble. S12 Prepare a BASE_ASS'Y. Tighten four screws. S13 Put on the assembled units. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 37
35 4.4 Disassembly procedures for V223PWL: S1 Remove the assembled units, and then unscrew four screws to remove the BASE_ASS'Y. S2 Remove the rear cover.. S3 Disconnect the key board cable. S4 Remove the bezel. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 38
36 S5 Unscrew the two screws to remove the key board. S6 Lift to move the mainframe a little to tear up the tape and disconnect the FFC cable (main board to panel). S7 Disconnect the wires (power board to panel) as below picture to remove the MAINFRAME away from panel, Use a Philips-head screwdriver - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 39
37 S9 Disconnect the speaker cable to remove the main board and power board and main board to key board cable ,main board to power board cable. S10 Pull the speaker cable out of the hole remarked red. Remove the speaker away from the MAINFRAME. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 40
38 1. No Power 5. Troubleshooting No power Check power cable is tightened? OK NG Re-plug the power cable Check Power "On/Off" is "On"? NG Turn on the Power " - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 41
39 2. No Video (Power LED Blue) No Video (Power LED Blue) Press the power button is OK? OK Replace the power board and connection NG Replace the main board and connection NG Check the LVDS/FFC cable or panel NG Replace the key board NG Replace the main board OK The end OK The end OK Replace - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 42
3. DIM 40 DIM (image overlap, focus or flicker) Reset in factory mode NG Set to the optimal frequency, select the recommended frequency NG Readjust the phase and pixel clock in the user mode NG Pull out signal cable and check "Self Test Feature Check" is ok? NG Replace the main board NG Replace - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 43
41 4. Color is not optimal Color is not optimal Miss color Color shift Replace the signal cable NG OK The end Reset the factory mode NG In the user mode, set the" color settings" until customer satisfy Pull out the signal cable and check the screen color display is normal? NG OK NG - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 44
42 6. Firmware Upgrade Process Take B243PHL and V243PHL for example 6.1 Test Environment Preparation: Hardware and Software Required: - USB cable - VGA cable - ISP Board: 715GT089-B/C - PC - Monitor - USB port driver - ISP tool - New F/W USB cable VGA cable ISP Board: 715GT089-B/C PC - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 45
43 Monitor ISP tool 6.2 Connection: USB port driver New F/W - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 46
44 6.3 Install driver. S1. If you use this ISP board first time, First you need to install mstar driver . - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 47
45 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 48
46 S2 When insert the USB cable to PC USB port, will pop up a Hardware Wizard to help you install the USB driver if you use this ISP board first time. You can install it successfully as the below instruction step by step. Remark: The USB driver files path: D:\FTC100103(Mstar)\FTCUSB.INF - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 49
47 Click "Finish" to complete the USB serial port driver installation. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 50
48 6.4 Install the ISP tool. S1. Copy the three files in one folder. S2. Double-click to run the ISP tool. S3. Set the parameters in "Device" window. Tick "WP Pin pull to high during ISP". - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 51
with monitor successfully, the tool will detect the flash type of monitor. S5. Load the F/W you want to upgrade. S6. Set the restore address. (1)If the monitor has DVI or HDMI port, you need to set restore address for HDCP key to avoid re-program HDCP key. "0x03A000", 4KB for Acer B243PHL - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 52
set "Restore address", please tick "Restore Data". S8. Processing of upgrade. After clicking "Run", the tool start to program. It is forbided to power off monitor or switch off connection during programming. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 53
successful, there will be green Pass letter appearing. 6.5 Check the FW version after upgrade. S1. The way to open factory menu. (1) Connect VGA source to monitor and turn it on. (2) The way to factory menu: Pressing "e" and DC on, when the screen lights, release the key and press "MENU" again to - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 54
52 6.6 Troubleshooting. S1. Can't Entry ISP Mode!! (1) Check the cables and ISP JIG are connected fluently. (2) Click the "Dis Con" and click "Connect" again. (3) AC off the monitor for a while and retry it. (4) Change other vervion ISP program. (4)Change ISP JIG or cable. (5)Change PC. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 55
example 7.1 Test Environment Preparation: Hardware and Software Required: - LPT cable(male to male) - VGA cable x 2 -12V DC adapter - ISP Board: 715GT034-B - PC - Monitor - LPT port driver - ISP tool: VgaSinglePort.exe - EDID LPT cable(male to male) VGA cable 12V DC adapter ISP Board: 715GT034-B - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 56
54 PC Monitor LPT port driver ISP tool: VgaSinglePort.exe EDID - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 57
click the icon to install the driver. S2. Restart PC after installation. S3. Change the EDID files name as below rule. Anolog EDID WA.dat Digital EDID WD.dat Displayport EDID WP.dat S4. Copy these four files to one folder named as ACER B243PHL and ACER V243PHL which must contains "config - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 58
56 S5.Copy ACER B243PHL and ACER V243PHL to DDC folder and put DDC and ISP tool together. S6. Run the ISP tool. S7.Double-click the icon to open the tool. S8.Tick the "Analog+DVI" and click "Loadfile" to set the parameters. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 59
57 S9. Select the EDID folder. Select ACER B243PHL and ACER V243PHL. S10.LOad EDID successful. In the EDID tool, you can know the EDID information. S11.Tick the "Only connect VGA" and "Write SN", and type in the 22 digit S/N. - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 60
"Program" to start writing. When the green "PASS" appear, the process is finished. S13. Check the S/N in monitor user menu. Press "MENU" and select "Information"-"SN", you can check the SN. 7.4 Troubleshooting. S1. Can't write error. S2. Try below few ways to cure can't write errors! (1) AC on the - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 61
the FRU (Field Replaceable Unit) listing in global configurations of Acer B223PWL and V223PWL. Refer to this chapter whenever ordering for parts made, it will not be noted on the printed Service Guide. For ACER AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code from - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 62
60 panel 750GBM220ZGK12N000 KL.2200D.001 FFC-CABLE-30P220mm-P1.0 089G179W30N-27 50.LG80B.001 AUDIO CABLE 1800MM 089G 17356X553 50.L730B.006 SIGNAL CABLE 089G 728GAA DB 50.LAN0B.002 SIGNAL CABLE DVI GREATLAND 089G1748GAA AC 50.LAN0B.003 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 63
50.LTU0B.001 POWER CORD TYPE D 1800MM 089G404A18N YH BLACK (EUROPE) 50.LG80B.002 FRONT BEZEL ASSY 705GQCCS034085 (for B223PWL) 705GQCCS034086 (for V223PWL) 60.LW8M2.002 60.LWBM2.002 Q34G7417AEMAZB0130 (for B223PWL) 60.LW8M2.001 REAR_COVER Q34G7417AEMAYB0100 (for V223PWL) 60.LWBM2.001 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 64
62 Q37G0085018 B1(for B223PWL) 60.LRQM2.003 BASE_ASS'Y 705GQCCS034068(for V223PWL) 60.LRRM2.004 MAINFRAME Q15G1166104 33.LW8M2.001 Cover Hinge A33G0381AEM 1L0100 42.LBT0B.001 A33G0382AEM 1L0100 42.LC20B.001 SPK-8OHM2W-40X20X18-350 078G-518501-Y -320MM-SUNLINK 23.LG10B.001 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 65
63 9.1 Schematics Main Board 715G3361 B3 +5V +5V RIN GNDR GIN GNDG SOG BIN GNDB HSY NC VSY NC DDCA_SDA DDCA_SCL DET_VGA R+ RG+ GB+ BCLK+ CLKDDCD_SDA DDCD_SCL DVI_CAB HPD_CTRL DDC_WP +5V_AUDIO VCC1.2 VCC3.3 +5V VCC3.3 3.INPUT B2 PW_SWITCH Adj_BACKLIGHT +5V on_BACKLIGHT on_Panel +5V_AUDIO - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 66
64 VCC3.3 4,5,6 +5V CN700 CONN +5V C700 100N16V 1 2 3 4 5 6 7 7 8 9 10 + C701 100UF16V R701 10K R702 100R Adj_BACKLIGHT 5 DIM ON/OFF C706 100N16V PWR SUPPLY W/715G3189 R717 0R05OHM1/8W VCC3.3 R706 10K Q700 2N3904S-RTK/PS R708 22K 1/16W VCC3.3 R707 10K on_BACKLIGHT 5 7 + - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 67
65 2 3 1 +5V PC5V +5V D102 BAV70 ESD_VCC 4 3 2 1 GND A2 A1 A0 U100 SDA SCL WP VCC 5 6 7 8 CAT24C02WI-GT3A C100 220N 10V EDID_WP DDCA_SDA DDCA_SCL R138 4.7K 1/16W R100 10K+-5%1/16W R111 10K+-5%1/16W R114 R10101R5 100R SDA_VGA SCL_VGA CN100 17 11 1DB15 RED+ 6 RED- 12 2 GREEN+ - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 68
66 1 VDDC VDDP AVDD12 AVDD_DP AVDD_ADC AVDD_DAC AVDD_DAC 87 AVDD_ADC 60 47 50 AVDD_ADC AVDD_ADC AVDD_DP 33 21 27 4 80 100 115 2 81 102 117 AVDD12 AVDD12 VDDP VDDP VDDP VDDP VDDC VDDC VDDC VDDC NC 1 DDCA_SDA DDCA_SCL RIN GNDR GIN GNDG SOG BIN GNDB HSY NC VSY N C CLK+ / CLK- swap - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 69
67 PA[0..9] PA[0..9] PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 LVA3P LVA3M LVACKP LVACKM LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M LVB0M LVB1M LVB2M LVBCKM LVB3M LVA0M LVA1M LVA2M LVACKM LVA3M RXO0RXO1RXO2RXOCRXO3RXE0RXE1RXE2RXECRXE3- CN400 NC/CONN 2 1 4 3 6 5 8 7 10 9 12 11 14 13 16 15 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 70
CN500 21 23 24 22 SHELL1 SHELL3 ML_ Lane 3(n) GND ML_ Lane 3(p) ML_ Lane 2(n) GND ML_ Lane 2(p) ML_ Lane 1(n) GND ML_ Lane 1(p) ML_ Lane 0(n) GND ML_ Lane 0(p) GND GND AUX_CH(p) GND AUX_CH(n) Hot Plug Detect Return DP_PWR SHELL4 SHELL2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 DP CONN - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 71
69 CN600 1 2 R 3 5 4 L PHONEJACK AUDIO PC Line I/P R600 10K+-5%1/16W C600 R603 100pF 50V 10K+-5%1/16W R605 10K+-5%1/16W C607 R606 100pF 50V 10K+-5%1/16W Placement Near Line Jack C602 2.2U10V LINE_IN_0R C604 680P 50V X7R +/-10% C Placement NearIC C606 2.2U10V LINE_IN_0L - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 72
LED_A LED_G POWER_KEY # KEY 2 KEY 1 CN402 1 2 3 4 5 6 CONN ZD450 UDZSNP5.6B 1 2 3 4 5 6 7 TOUCH_POWER CN403 NC/CONN 1 2 VCC3.3 VCC3.3 R450 3.9K 1% R451 3.9K 1% R452 3.9K 1% R457 NC R458 NC CN404 NC/CONN 2 1 4 3 6 5 8 7 70 C450 100N16V ZD451 UDZSNP5.6B 2 C451 100N16V ZD452 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 73
71 Power Board 715G3350P02005001S FB902 1 2 ! 3 1 + BEAD C905 100uF 450V 2 + R951 NC R905 10K 1/4W C906 BD901 ! C 938 1500pF/1KV 1.5NF/2KV Y 5P +-10% - KBP308G R944 R952 R906 NC NC 4 10K 1/4W 2 R908 100K 2W D900 FR107 1 C902 NC ! C901 NC ! ! C904 NC D901 R 953 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 74
72 +5V_Audio +5V_Audio FB602 1 BEAD +5V 2 0.47uF/25V C603 0.47uF/25V C604 R608 0R05 1/8W C602 + 100uF25V FB601 1 2 BEAD CN602 1 2 Lin 3 5 4 Rin PHONEJACK 88A302-29C EAR-LOUT EAR-ROUT SEL-BTL CN603 1 7 6 2 3 4 5 NC R607 12K 1/8W R606 12K 1/8W C610 100pF C611 100pF CN604 1 2 3 4 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 75
73 Converter Board 715G4013P03001004S 7 6 5 4 3 2 1 CN801 +14.5V F801 0R05 4A 1/4W DIM ON/OFF C810 + C809 0.47uF 50V 100uF 50V CN802 1 2 3 4 R8180R05 1/4W ON/OFF DIM R806 1K 1/10W R808 1K 1/10W C801 470N 25V C802 C811 10608pNFF5500VV R807 20K 1/10W R810 20K 1/10W L801 47uH U801 1 2 3 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 76
VOL+ POWER_Key 74 7 9 11 8 10 12 T P V ( Top Victory Electronics Co . , Ltd. ) G2944-A-X-X-1-071122 Key Component Date 02.KEY Thursday , Nov ember 22, 2007 OEM MODEL acer B and V key pad TPV MODEL acer PCB NAME 715G2944-A Sheet 2 of 2 Size A4 Rev D 称爹 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 77
75 9.2 Layout Main Board 715G3361 2 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 78
76 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 79
77 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 80
78 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 81
79 Power Board 715G3350P02005001S - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 82
80 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 83
81 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 84
82 Converter Board 715G4013P03001004S - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 85
83 - Acer B223PWL | Acer B223PWL and V223PWL Monitor Service Guide - Page 86
84 Key Board 715G2944 3