HP E243M Maintenance And Service Guide

25
Headphone connector CN101
Repair the Headphone connector:
1) Use a hot air gun to heat the bottom side of PCB below the headphone connector.
Headphone connector repairing
2) Lift the CN101 connector from the PCB.
3) Place the new component on the PCB. Be sure that it matches the PCB footprint.
4) Solder the new component.
Function test
After repair, be sure to confirm that all functions are working.
Support and troubleshooting
The following table lists possible problems, the possible cause or each problem, and the recommended
solutions.
Function test
After repair, be sure to confirm that all functions are working.
Table 4-1: Function test
Te
st item
Operating description
Tool used
HDMI test
Confirm whether image displays and sound plays
correctly on the monitor.
Computer or DVD player
DP test
Confirm whether image displays and sound plays
correctly on the monitor.
Computer or DVD player
Audio test
Change volume and balance to confirm whether
volume is smooth and loud enough.
Speaker
Table 4-1: Function test
Test item
Operating description
Tool used
HDMI test
Confirm whether image displays and sound plays
correctly on the monitor.
Computer or DVD player
DP test
Confirm whether image displays and sound plays
correctly on the monitor.
Computer or DVD player
VGA test
Confirm whether image displays correctly on the
monitor.
Computer
Audio test
Change volume and balance to confirm whether
volume is smooth and loud enough.
Speaker
USB test
Confirm whether transmitting data between
computer and USB devices.
Computer and USB devices

HP E243M Specifications

General

Display Size	23.8 inches
Resolution	1920 x 1080 (Full HD)
Panel Type	IPS
Aspect Ratio	16:9
Brightness	250 cd/m²
Contrast Ratio	1000:1
Response Time	5 ms (gray to gray)
Refresh Rate	60 Hz
Viewing Angle	178° horizontal / 178° vertical
Color Gamut	72% NTSC
Height Adjustment	Yes
Ports	1 x VGA
Built-in Speakers	Yes
Webcam	Yes
VESA Mount	100 x 100 mm