HP E24 G4 User Manual

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4) Solder the new component.
USB-A connector USB2
Repair the USB-A connector:
1) Use a hot air gun to melt the solder on the pins. Pin solder with soldering iron and absorber. You can gently
push down with the soldering iron once everything is molten to move USB-A connector out of the through
holes.
2) Lift the USB-A 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.
Table 4-1: Function test
Test item
Operating description
Tool used
D-Sub test
Confirm whether image displays plays correctly on
the monitor.
Computer or Notebook
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
USB Hub Test
Confirm USB function of 2-USB Type-A working
normally.
Computer or Notebook

HP E24 G4 Specifications

General

Color gamut	72 %
Pixel pitch	0.274 x 0.274 mm
Screen shape	Flat
Pixel density	93 ppi
Display diagonal	23.8 \
Anti-glare screen	Yes
Display technology	LCD
Native aspect ratio	16:9
Vertical scan range	50 - 60 Hz
Maximum refresh rate	60 Hz
Horizontal scan range	30 - 80 kHz
Contrast ratio (typical)	1000:1
Display number of colors	16.7 million colors
Display brightness (typical)	250 cd/m²
Supported graphics resolutions	640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 800 (WXGA), 1440 x 900 (WXGA+), 1600 x 900, 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080)
USB hub version	3.2 Gen 1 (3.1 Gen 1)
DisplayPort version	1.4
USB upstream port type	USB Type-B
USB Type-A downstream ports quantity	4
AC input voltage	100 - 240 V
Energy efficiency scale	A to G
Power consumption (max)	51 W
Power consumption (off)	0.23 W
Power consumption (standby)	0.5 W
Power consumption (typical)	26 W
Operating temperature (T-T)	5 - 35 °C
Operating relative humidity (H-H)	20 - 80 %
Cables included	AC, DisplayPort, HDMI, USB Type-A to USB Type-B, VGA
Package depth	223 mm
Package width	611 mm
Package height	392 mm
Package weight	8400 g
Pivot angle	-90 - 90 °
Tilt angle range	-5 - 23 °
Panel mounting interface	100 x 100 mm
Product color	Black, Silver
Market positioning	Business
Harmonized System (HS) code	85285210

Weight and Dimensions

Depth (with stand)	207 mm
Width (with stand)	539.4 mm
Height (with stand)	494.9 mm
Weight (with stand)	5700 g
Depth (without stand)	47 mm
Height (without stand)	323.3 mm