Acer T230H Acer T230H LCD Monitor Service Guide
Acer T230H - Bmidh Wide Touch Screen Display Manual
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UPC - 884483872138
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Acer T230H manual content summary:
- Acer T230H | Acer T230H LCD Monitor Service Guide - Page 1
Acer T230H Service Guide Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd.acer.com.tw/ 100% Recycled Paper - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 2
software described in this manual is sold or licensed "as is ". Should the programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, of its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 3
actual messages that appear on screen Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions. Gives precautionary measures to avoid possible hardware or software problems. Reminds you to do - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 4
Preface Before using this information and the product it supports, please read the following general information. 1. this Service Guide provides you with all technical information relating to the BASICCONFIGURATION decided for Acer's "global" product offering. To better fit local market requirements - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 5
has been tested and found used in accordance with the instructions, may cause harmful interference the equipment off and on, the user is encouraged to try to correct the monitor to rain or moisture. Dangerously high voltages are present inside the monitor. Do not open the cabinet. Refer servicing - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 6
or 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. z Slots and . Please refer all servicing to qualified service personnel. z To ensure satisfactory operation, use the monitor only with UL listed - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 7
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 of the fluorescent light, the screen may flicker during initial use. Turn off the Power Switch and then turn it on again to make sure the flicker disappears. z - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 8
Table of contents Chapter 1 MONITOR FEATURE 9-26 Chapter 2 OPERATING INSTRUTION 27-32 Chapter 3 MACHINE ASSEMBLY 33-38 Chapter 4 TROUBLE SHOOTING 39-47 Chapter 5 CONNECTOR INFORMATION 48-50 Chapter 6 FRU LIST 51-56 Chapter 7 SCHEMATIC DIAGRAM 57-78 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 9
Chapter 1 Monitor Feature LCD Panel Input Display Color Maximum Dot Clock ® Max Resolution Plug & Play EPA ENERGY STAR Audio output Input Connector Input Video Signal Screen Size (Active) Power Source Environmental Considerations Weight (N.W.) Dimension Driving system Size Pixel pitch Viewable - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 10
Switch * Power Switch * MENU / ENTER * / Volume * / Volume * AUTO / EXIT * e-Color External Controls : Regulatory Compliance * Contrast/brightness * Focus * Clock * H.Position * W.Position * Language * OSD Color temperature * OSD Position & Timeout * Auto Config * Input * Information * Reset * - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 11
Timings The product has 34 memory modes in total. 26 modes are preset and 8 modes are user definable. MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total (ms ) V-Sync ( ms ) V-B-P (ms ) V-Active ( ms ) V-F-P ( ms ) SYNC. H/V - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 12
MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total 17.78(625 lines) 16.58 (628 lines) 0.06(2 lines) 0.106 (4 lines) 0.63(22 lines) 0.607 (23 lines) 17.07(600 lines) 15.84 (600 lines) 0.03( 1 line) 0.026 (1 line ) +/+ + / - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 13
MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total (ms ) V-Sync ( ms ) V-B-P (ms ) V-Active (ms ) V-F-P ( ms ) SYNC. H/V POLARITY SEP . SYNC Remark 9 1024 x - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 14
MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total (ms ) V-Sync ( ms ) V-B-P (ms ) V-Active (ms ) V-F-P ( ms ) SYNC. H/V POLARITY SEP . SYNC Remark 13 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 15
MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total (ms ) V-Sync ( ms ) V-B-P (ms ) V-Active (ms ) V-F-P ( ms ) SYNC. H/V POLARITY SEP . SYNC Remark 17 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 16
MODE NO. RESOLUTION Dot clock(MHz) f h H-Total ( us ) H-Sync ( us ) H-B-P ( us ) H-Active ( us ) H-F-P ( us ) f v V-Total (ms ) V-Sync ( ms ) V-B-P (ms ) V-Active (ms ) V-F-P ( ms ) SYNC. H/V POLARITY SEP . SYNC Remark 21 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 17
5 4 Monitor Block Diagram D DVI-D EEPROM EDID 24C02 DVI_INPUT DVI_IIC 3 2 TO PANEL PANEL CONNETER D_SUB15_INPUT(R/G/B/HS/VS/SOG) 24C02 POWER BOARD A 5 5DVCC LDO TO 3.3V V33S LDO TO 1.2V V12S 4 BUTTON BOARD INPUT AUDIO AUDIO OUTPUT AUDIO AMP APA2069S 3 2 1 D C B SPEAKER A 1 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 18
PCB CONDUCTOR VIEW Button Board - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 19
Main board - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 20
Power board - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 21
ARM Board Top-Side - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 22
ARM Board Bot-Side - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 23
Camera L-Board Top-Side - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 24
Camera L-Board Bot-Side - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 25
Camera R-Board Top-Side - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 26
Camera R-Board Bot-Side - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 27
OPERATING INSTRUCTIONS Chapter 2 Front Panel Definition This Section defines the front panel User Interface for Led Indictor and Key to enter a selection in OSD. If OSD is inactive, press and the monitor will automatically optimize the position, focus and clock of your display. OSD Function - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 28
their size. It also changes the size of the horizontal screen. H-Position: This adjusts the horizontal. V-Position: This adjusts the vertical. Color adjustment: There are three ways to adjust color: Warm (reddish white) Cool (bluish white) User (you can adjust the colors red, green and blue to - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 29
, German, Spanish, Simplified Chinese, Traditional Chinese, French, Italian, and Japanese. OSD Settings: This changes the position of the OSD window on the screen and the staying time. Input signal: Select either Analog Input or Digital Input video. Information: This shows information about the - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 30
level R,G,B GAIN : Adjust current RGB Driver value. SPREAD : Adjust chip set internal frequency spread effect for EMI testing. This page only be visible in factory mode AUTO BURN : Use the chip set internal pattern for hot running monitor panel and - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 31
: LED Color System Status Blue System in normal operation mode Amber System in power-saving mode Dark System in power-off mode LOGO: When the monitor is power on, the LOGO will be showed in the center, and disappear slowly. HOW TO OPTIMIZE THE DOS-MODE Plug and play Plug & play - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 32
automatically switch to an OFF mode. This reduces the monitor's internal power supply consumption. After the video input signal is restored, full power is restored and the display is automatically redrawn. The appearance is similar to a "Screen Saver" feature except the display is completely off - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 33
step-by-step procedures on how to disassemble the monitor for maintenance and trouble shooting NOTE: 1. The screws for the different monitor surface is susceptible to scratching! Therefore, lay the monitor on a soft surface when mounting or removing the base. 3. Tools :Mylar,gloves,screw driver - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 34
Rear View: Top View: - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 35
Side View: (unit: mm) - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 36
DISASSEMBLE PROCEDURE 1.Remove 4pcs screws from stand neck and take off it. 2.Take off the screw and separate the base and stand. 3. Remove 1pcs screw for back cover and take off back cover. 4.Take off the lamp cable from power board. 5.Take off the 1pcs yellow type for button/B cable and - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 37
7. Take off the AL-Foil for LVDS cable and shielding. 8. Take off the yellow type for LVDS connector . 9.Take off the LVDS cable from panel. 10. Remove 1pcs of Al-foil and 2pcs of yellow type for camera cable L&R and take off the camera cable. 11. Remove 1pcs yellow type for Button/B cable. 12. - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 38
13. Take off Button/B from Bezel and take off bezel from panel. 14.Take off Button/B cable from Button/B. 15.Remove total 4pcs of screw for BKT-L&R. 16.Remove 5pcs screws for the DVI,VGA,HDMI joint. 17.Remove 9pcs screws for PCBA and take off of them from shielding. 18.Disconnet the M/B toPower - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 39
TROUBLE SHOOTING 1. No Power Chapter 4 No Power Change Power NO Board No Check Short Of Main Board NO Change U1,Q7,Q8,Q9, Q13 NO Change Y1 NO Change U3 Change U3 RU Software ISP Check Bottom Board Check CN1 +5V Yes Check U1=3.3V Q7,Q8,Q9,Q13= 1.8V==1.8V Yes Check - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 40
2. Missing Color Missing Color Change Cable NO Change M/B NO NO Change U7 or CN8 Cable or Panel NO Adjustment R/G/B Color Check VGA Cable Yes Check R70~R80 Yes Check CN8 LVDS Signal Yes Check OSD R/G/B Gain Yes Change Panel - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 41
3. Always show "NO SIGNEL" "NO SIGNEL" NO Change Cable Check VGA Cable Yes VGA Check R70~R80,C2 9,C30 NO Change M/B Change M/B - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 42
4. NO Touch Function "No Touch Function" NO Change Cable Check Internal CCD Cable Yes Change ARM Module or CCD Module - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 43
RTD Tool Only ISP Basic operations Before write 1. Please connect LPT cord to PC LPT Port. 2. The correct connection ISP tool to LPT Cord as below: When write BIOS, Need connect VGA Cord to ISP tool Double Click "RTDTOOL ONLY ISP" procedure。 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 44
Pop out the follow operation surface Click 64K, choose the first bios file (bios file is chosen from the local hard disk) - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 45
Click 64K~96K,choose the second bios file（the first and the second files are saved together） The properties of setup files: "Main" means the main writing file. "Second" means the second writing file. "Both" means both files writing together. "1 TO 4 writer" means 4pcs main boards - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 46
"Auto" means the PC writing automatically. "Erase" means procedure erased the former bios of monitor. When write Acer model bios, if two files used, set up the file properties as fellow: 1. Within 64K option, choose the bios file without "ext"; 2. Within 64K~~96K - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 47
3. Whether the cord connections is ok? 4. Whether PC LPL is ok? 5. Whether the main board of Monitor is good? (After checking above items, you should search for more supports from related dept if it has not worked yet.) Warning!! Don't choose the error position of BIOS file between "64K" and "64~~94 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 48
Connector Information Phone jack stereo PIN1. AC power cord: CEE22 typed connector PIN2. Audio cable PIN3. Audio: Line-in receptacle Chapter 5 15 pin mini D-Sub connector The PIN assignment of the 15 pin mini D-SUB connector / cable is as follows: PIN Signal 1 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 49
(return for +5 V and H/V sync) 16 Hot plug detect 17 TMDS data018 TMDS data0+ 19 TMDS data0 shield 20 NC 21 NC 22 TMDS clock shield 23 TMDS clock+ 24 TMDS clock- - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 50
HDMI connector The PIN assignment of the 14 pin HDMI connector / cable is as follows Pinout of HDMI connector: 1 TMDS Data 2+ 11 TMDS CLK shield 2 TMDS Data 2 shield 12 TMDS clk - 3 TMDS Data 2- 13 CEC 4 TMDS Data 1+ 14 No connect 5 TMDS Data 1 Shield 15 SCL 6 TMDS Data1- 16 SDA 7 TMDS - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 51
the FRU (Field Replaceable Unit) listing in global configurations of T230H. Refer to this chapter whenever ordering for parts to repair or 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 T230H | Acer T230H LCD Monitor Service Guide - Page 52
EXPLODED DRAWING - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 53
*5.5*0.15(JXWCT906,3A)OTM TP ADHESIVE 56*5.5*0.15(JXWCT905,3A)OTM BKT-R WCT9-M1(FBWCT905,R3A)OTM BKT-T WCT9-M1(FBWCT906,R3A)OTM LCD 23"LTM230HT01(1920*1080,5MS)ACER CON CABLE FFC(30P,163,,.W)WDZT PTI PI 55W 4L(175*140,W/O SW)AIP-0191A WCT9-M1 HUB MODULE(QCI CON) WCT9-M1 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 54
SW)AIP-0191A 55.LHS0E.001 MAIN BOARD WCT9-M1 M/B ASSY(DUAL+A+HDMI RTD2482RD) 55.LHS0E.002 LCD PANEL SAMSUNG LTM230HT01 LCD LK.23006.002 23"LTM230HT01(1920*1080,5MS)ACER CON LCD BEZEL ASSY WCT9-M1 LCD BEZEL SUB ASSY(OTM) 60.LHS0E.005 BACK COVER REAR COVER WCT9M1(EAWCT909,R3A)OTM 60.LHS0E - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 55
list CATEGORY STAND ASSY BASE ASSY PCB SHIELDING HINGE COVER-L HINGE COVER-R OTM MODULE ASSY BRACKET -R PART NAME STAND KIT ASSY WCT9M1(KNWCT902,R3A)OTM ACER PART NO. 60.LHS0E.007 BASE KIT ASSY WCT9M1(KNWCT903,R3A)OTM 60.LHS0E.008 WCT9-M1 PCB SHIELDING ASSY(OTM) 60.LHS0E.009 HINGE - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 56
FRU list CATEGORY BRACKET -L SPEAKER ASSY PART NAME ACER PART NO. BKT-L WCT9-M1(FBWCT906,R3A)OTM 60.LHS0E.004 SPEAKER(4,2W,62.3*16*11)L22,R44 P2 23.LFR0E.001 GP - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 57
5 4 3 2 1 Chapter 7 SCHEMATIC DIAGRAM Button board D D CN1 10 9 8 7 6 5 4 3 2 1 4401-E10-10P-R 10 MENU 9 AUTO 8 POWER 7 E COLOR 6 5 RIGHT 4 LEFT 3 GREEN 2 AMBER 1 D2/NC DIODE DIAC D1/NC SW4 3 1 4 2 HDK632A SW5 3 1 4 2 HDK632A SW1 3 1 4 2 HDK632A SW6 MENU/SELECT - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 58
A B C D E MAIN BOARD Shielding HDMI_SCL HDMI_SCL 1. HDMI EDID Code 512byte 4 4 HDMI_SDA HDMI_SDA 2. EEPROM: 4K bit 01/06 HDMI Pin11 Add Cable Detect Function DDC_WP 5DVCC D6 HD5V HD5V HD5V R14 10K/6 R15 10K/6 U3 24C02 8 VCC 7 WP A0 1 A1 2 C7 10uF/16V HD5V HD5V BAT54C - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 59
+ 17 18 R59 R60 100/6 1K/6 Hot_Plug DVI_DET Hot_Plug TX00TX00+ R162 0/6 R163 0/6 A GND RX5RX5+ GND RXC+ RXC- 19 20 21 22 23 24 TXCC+ TXCC- R164 0/6 R165 0/6 TX2TX2+ TX1TX1+ TX0TX0+ TXC+ TXC- 2 1 1 4.7K -->10k DDC2_SCL R57 1 DDC2_SDA R58 1 2 100/6 2 100/6 2 R55 10K/6 2 R56 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 60
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 增加L15,L16 Bend for EMI ACN4 B 08/12/29 PC1_R_I 4 3 2 PC1_L_I 1 當Pin42~48選用Audio 功能時, Pin 41 Audio Block 因此Pin 41 JST 4PIN PH=2.0mm/NC C43 R138 change to 560 ohm 560/6 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 61
R127 R128 0/6/NC P26 0/6/NC P27 PANEL_VCC PANEL_VCC CN8 CONN FFC-30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 2 R144 0/6 2 Q12 DTC144EUA/NC A 1 3 R129 4.7K/6/NC Panel_ON RXE0RXE1RXE2DGND RXECRXE3RXO0DGND RXO1RXO2RXOCRXO3- P27 PANEL_VCC CN9 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 62
5 4 3 2 1 5DVCC 5DV L1 AUDIO POWER C1 0.1uF/6 EC1 100uF/25V 120/CX201209813/8 + CN1 C1,EC1,L19 CLOSED 330/6 1%/NC R9 FAN1112D/LD1117S12C SOT-223 U2 dissipation P=>0.99W-0.24W=0.75W (SPEC define θjc 15℃/W) 15℃/1W=θjc/0.75W θjc=11.25℃ FAN1112D/LD1117S12C TO-252 U2 dissipation - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 63
VOLUME 100/6 AR13 4.7K/6 DEL AR14, AR16, Q6 VOL 2 AGND 5 4 3 AGND AL3,AL4,AL5 改0 ohm for EMI 08/12/26 A PROJECT NAME :WCT9-M1 Title AUDIO DAC/AMP Size MAIN Document Number BOARD:AUDIO DAC/AMPRev B C1B Date: Wednesday, May 20, 2009 Sheet 9 of 9 2 1 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 64
POWER BOARD_1 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 65
POWER BOARD_2 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 66
5 4 Camera L 3 ARM BOARD 2 Camera R D Sensor USB Bridge PAS6312 PAP7701 Sensor PAS6312 USB Bridge PAP7701 1 D USB signal USB signal ARM9 control board C ISP1760 NOR Flash Memory Bus ARM9 LPC3230 SPI B DC- DC Power USB Bridge MAX3420 5V to 3.3V DC- DC Power 5V to 1.2V USB Bus - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 67
5 D 4 3.3V C1 0.1uF/6.3V/0201 C3 0.1uF/6.3V/0201 C5 0.1uF/6.3V/0201 C8 0.1uF/6.3V/0201 C9 0.1uF/6.3V/0201 C13 0.1uF/6.3V/0201 3.3V U2 C14 C17 C21 C22 0.1uF/6.3V/0201 0.1uF/6.3V/0201 0.1uF/6.3V/0201 4.7uF/10V/0603 0.1uF/6.3V/0201 C19 C18 4.7uF/10V/0603 REG(3V3) D1 TEST7 A4 REG(1V8) B7 REG - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 68
P1.19 EMC_A[20]/P1.20 EMC_A[21]/P1.21 EMC_A[22]/P1.22 EMC_A[23]/P1.23 R43 22/0402 DATAi0 R44 22/0402 DATAi1 R46 22/0402 DATAi2 R45 22/ EMC_D[18]/EMC_CLK_N EMC_D[19]/P2.0 EMC_D[20]/P2.1 EMC_D[21]/P2.2 EMC_D[22]/P2.3 EMC_D[23]/P2.4 EMC_D[24]/P2.5 EMC_D[25]/P2.6 EMC_D[26]/P2.7 EMC_D[27]/P2.8 EMC_D[28]/ - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 69
5 4 3 2,3 A[0:18] A[0:18] U9 DATA[0:15] DATA[0:15] 2,3 D A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 E1 D1 C1 A1 B1 D2 C2 A2 B5 A5 C5 D5 B6 A6 C6 D6 E6 B2 C3 D4 D3 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 A19 A20 DQ0 DQ1 DQ2 DQ3 DQ4 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 70
-2012-900T R108 33/0201 R107 33/0201 R86 1M/0201 Y3 1 2 12MHz_3.2x2.5 3 4 C76 C0201/10pF/50V C77 C0201/10pF/50V 20 19 24 23 22 21 U7 XO XI GPIN3 GPIN2 GPIN1 GPIN0 B 3.3V C78 1uF/10V/0402 3.3V C79 USB_DUSB_D+ 3.3V 15 16 17 3 18 D- SCLK D+ MISO Vcc - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 71
5 4 3 2 +5V CN1 5 6 1 52 63 4 1 2 3 4 R103 +5V P5V *0/0402 1 4PIN/88291-04001 C86 C87 + R104 D 0.1uF/6.3V/0201 2 150uF/6.3V/3.5*2.8(POSCAP) VBUS 0/0402 1 D P5V R94 330/0402 LED1 1 2 C KPHHS-1005PBC-A P5V Vi = 5V C90 10uF/10V/0805 U11 AP1533 4 Vcc OUT 5 R95 R96 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 72
5 4 Camera L-Board D 3.3V C36 0.1uF/6.3V/0201 C45 0.1uF/6.3V/0201 3.3V 3.3V 0.1uF/6.3V/0201 C37 C46 C38 C47 0.1uF/6.3V/0201 0.1uF/6.3V/0201 0.1uF/6.3V/0201 0.1uF/6.3V/0201 C48 C49 C39 0.1uF/6.3V/0201 0.1uF/6.3V/0201 C 10uF/10V/0805 0.1uF/6.3V/0201 0.1uF/6.3V/0201 0.1uF/6.3V/ - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 73
5 D C B 2,3 VSYNC A 5 4 3 2 1 P3V3 U5 2 3 1 BAT54APT 2 D +5V C D1 LTE-S008X 1 8 Vcc GND 4 U4 2D 1 CP SD 7 Q5 Q# 3 R20 1 2 1K/0201 1% 3 Q1 1 MMBT2222AT sot523_123-1_6-1 B 12 6 RD 1 74LVC2G74DC R19 10K/0201 1% R18 60.4/0402 1% 2 2 P3V3 PROJECT Κ74 A Rvboub! - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 74
5 D 3 PXCLK 1,3 VSYNC 3 HSYNC 3 PX0 3 PX1 3 PX2 3 PX3 3 PX4 3 PX5 3 PX6 3 PX7 3 SYSCLK 3 CSB 3 SDA 3 C SCL PXCLK VSYNC HSYNC PX0 PX1 PX2 PX3 PX4 PX5 PX6 PX7 SYSCLK CSB SDA SCL 4 3 2 1 P3V3 1 1 VDDQ A5 PXCLK D3 PXCLK HSYNC E3 HSYNC VSYNC D4 VSYNC VDDD D2 VDDD - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 75
10V/0402 +5V KEY GPIO6 VDD18K VDD33Q SEN_CLK SEN_SCL SEN_SDA I_VSYNC I_HSYNC EPR_CSB EPR_SO EPR_SI 13 14 15 16 17 18 19 20 21 22 23 24 P3V3 U2 B EPR_CSB EPR_SO WP# C22 1 2 3 4 CS# SO WP# GND Vcc HOLD# SCK SI 8 7 6 5 EPR_HOLD# EPR_SCK EPR_SI FB7 VDD18K GPIO6 HCB1608KF-301T20 R14 *0.1uF - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 76
5 Camera R-Board D C B 2,3 VSYNC A 5 4 3 2 1 P3V3 U5 2 3 1 BAT54APT 2 D +5V C D1 LTE-S008X 1 8 Vcc GND 4 U4 2D 1 CP SD 7 Q5 Q# 3 R20 1 2 1K/0201 1% 3 Q1 1 MMBT2222AT sot523_123-1_6-1 B 12 6 RD 1 74LVC2G74DC R19 10K/0201 1% R18 60.4/0402 1% 2 2 P3V3 PROJECT Κ74 - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 77
5 D 3 PXCLK 1,3 VSYNC 3 HSYNC 3 PX0 3 PX1 3 PX2 3 PX3 3 PX4 3 PX5 3 PX6 3 PX7 3 SYSCLK 3 CSB 3 SDA 3 C SCL PXCLK VSYNC HSYNC PX0 PX1 PX2 PX3 PX4 PX5 PX6 PX7 SYSCLK CSB SDA SCL 4 3 2 1 P3V3 1 1 VDDQ A5 PXCLK D3 PXCLK HSYNC E3 HSYNC VSYNC D4 VSYNC VDDD D2 VDDD - Acer T230H | Acer T230H LCD Monitor Service Guide - Page 78
10V/0402 +5V KEY GPIO6 VDD18K VDD33Q SEN_CLK SEN_SCL SEN_SDA I_VSYNC I_HSYNC EPR_CSB EPR_SO EPR_SI 13 14 15 16 17 18 19 20 21 22 23 24 P3V3 U2 B EPR_CSB EPR_SO WP# C22 1 2 3 4 CS# SO WP# GND Vcc HOLD# SCK SI 8 7 6 5 EPR_HOLD# EPR_SCK EPR_SI FB7 VDD18K GPIO6 HCB1608KF-301T20 R14 *0.1uF