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Where Can I Get A New Touch Panel, Part Number 792381500010r? For H243h
when i plug the touch panel board in, the osd constantly pops up
when i plug the touch panel board in, the osd constantly pops up
(Posted by issacnewton 12 years ago)
Popular Acer H243 Manual Pages
H243 LCD Monitor Service Guide - Page 1
Acer
Acer -LCD-H243H
Service Manual
LCD Monitor Acer H243H
- 0 -
H243 LCD Monitor Service Guide - Page 2
... written permission of Contents
Important Safety Notice 02 01 Product Specification 03 02 Flat Panel Specification 15 03 Exploded Diagram 36 04 Troubleshooting ...37 05 Spare Parts List 42 06 Schematics and Layouts 43 07 Assembly and Disassembly 46
Appendix : User's manual
Copyright Copyright 2006 InnoLux Tech. Corp. Ltd. Acer H243H Service Manual
1 1
Table of InnoLux Tech. Corp.
H243 LCD Monitor Service Guide - Page 3
... damaged. However, improper used or installation may cause electric shock to the user' manual.
2
z Do not remove the monitor cabinet. z Always unplug the monitor before soldering. The use of substitute replacement parts, which do not have special safety visual inspections and the protection afforded by them cannot necessarily be repaired by using the monitor if the cabinet is...
H243 LCD Monitor Service Guide - Page 4
...Max)
Response time (Tr+Tf)
: 5ms (TYP. ON/OFF)
(2)
2ms (Gray to display lower resolution video modes into1920x1080full screen display. The power button and display control buttons are on the LCD panel.
1.2 Accessories
AC Power Cord
: 1.8 m. (Black. The monitors...the front of the monitor. The image can be adjusted through OSD control. Acer
01 Product Specification
Acer -LCD-H243H
1.
H243 LCD Monitor Service Guide - Page 5
...;C : 5% to 90%
10000 ft (Ta=50, t=24h) 30000 ft (Ta=30, t=24h )
Acer -LCD-H243H
Note 1: Temperature and relative humidity range must be in the area shown as the time period for air discharge...)
2.4 Reliability
The MTBF of displaying an all WHITE field at mid Brightness and Contrast settings.
3. The LCD panel life which is from 50Hz to 60Hz
Inrush Current a. 40A max at cold-start, 25°C,...
H243 LCD Monitor Service Guide - Page 6
...pattern Video Resolution Video input level Warm-up time
: 25 ± 5°C : white : 1920 x 1080 : 700 mV ± 2% : 30 minutes
Set brightness ...Max. luminance luminance
of of
nine nine
points points
(backlight ) (backlight )
‡75%
L/10 L/2
4
5
6
W/10
1
2
3
7
8
9
W/2
5
Acer
œ75% (DC output full loading and nominal AC input voltage range)
Acer -LCD-H243H...
H243 LCD Monitor Service Guide - Page 7
...
The LCD monitor must be display) 2. Acer
4. Non-interlace signals only (An interlace signal cannot be capable of displaying standard resolutions within the vertical frequency range of 55 ~ 76 Hz and the horizontal scan range of 190MHz.
6 Please refer to F/W specification for more detail 3. Input / Output Signal Specifications
4.1 Video signals
Acer -LCD-H243H
Analog RGB signal: 0.7Vp...
H243 LCD Monitor Service Guide - Page 8
Acer
Acer -LCD-H243H
Vertical / Horizontal Sync polarity: positive or negative. Function Specifications
All the tests to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted.
The standard conditions are:
Temperature Warm-up time Checking display modes
: 25 ± 5°C : 30 minutes minimum : All the specified modes
...
H243 LCD Monitor Service Guide - Page 9
... 4 556.0(W) ×323.2(H) ×16.65(D) (TYP.)
Acer -LCD-H243H
5.2 Keypad Function
5.2.1 Control buttons on the front bezel
CONTROL KEY KEYS FUNCTION
[POWER]
Power on or power off the monitor
MENU] [AUTO] [e Color ] [Input select]
A. A. When "Main OSD" displays, press [AUTO] to return to search (a port with signal
5.3 Hot Key Operation
HOT KEY OPERATION FUNCTION
e Color...
H243 LCD Monitor Service Guide - Page 10
... 50
V. Cool
---
---
---
Position
---
--0～100 0～100
---
Acer
FACTORY MODE
●
Acer -LCD-H243H
Press [e], and then press
[POWER] for
entering factory mode.
5.4 OSD Structure
The On-Screen Display (OSD) shall be shown with all OSD controls set to use icon based menu through keypad OSD buttons or remote control
unit. ON
OSD menu will be...
H243 LCD Monitor Service Guide - Page 12
...
Firstly, double click ISP_Tool_v3.7.5EXEI and open ISP program, then select "Device", next select manufacturer model of FW IC, which should be correspondent with that of ISP program card is connected to PC print port.
2.
Acer
Acer -LCD-H243H
One port of PCBA FW IC. Double click Figure One. Software Checksum
FW software rooter
11...
H243 LCD Monitor Service Guide - Page 14
Acer
Acer -LCD-H243H
Note: if programming fails or success rate is not high, click "Config" and adjust its speed in "E2PROM DEVICE SETTING"
After connecting, AC ON, DC ON
OK
Open ISP program
OK
Choose manufacturer and model of FW IC
OK
LOAD FW software
OK
Click Connect and enter ISP MODE
OK
$MJDL"650BOE...
H243 LCD Monitor Service Guide - Page 44
...
4.2 Black screen
Acer -LCD-H243H
Check power supply:
NG
Pin 1, 2 of CN104
OK
Check power supply:
NG
For U104
OK
Check reset:
NG
pin 8 of U104
OK
Check Crystal
waveform
... 101 of U104
OK
Check Pin 7 of CN104
NG U104 fail
POWER Fail
Check U101, U102
Check C161, R183
Check X101, C156, C157,R191
NG
Inverter Fail
OK
Check Q102,
R101, R102
42
H243 LCD Monitor Service Guide - Page 47
Acer
Acer -LCD-H243H
05 Spare parts List
82424171A120R
OEM PART NO DESCRIPTION
MOQ
N/A
792381300701R PCBA,I/F BOARD(EMEA,W/SPK),LP2441-717 RO 50
1
792381400700R PCBA,P/I BOARD,W/SPK,LP2441-717 ...,LP2441
50
1
502060201100R HINGE,LP2441
50
1
501260210800R STAND, LP2441
50
1
502090103100R CHASSIS,W /HDMI, W/DVI,LP2441
50
1
631102240130R LCP 24" M240HW01-V0-00(A)(AUO)ROHS
50
1
45
H243 LCD Monitor Service Guide - Page 48
Acer
6.1 PI BD Layout
Acer -LCD-H243H
06 Schematics and Layouts
46
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