HP 27MQ User Manual

19
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.
Table 3-1 Common issues and solutions
Issues
Possible cause
Solution
Screen is blank or video is
flashing.
Power cord is disconnected.
Connect the power cord.
Monitor is off.
Press the monitor power button.
NOTE: If pressing the power button has no effect, press and
hold the power button for 10 seconds to disable the Power
Button Lockout feature.
Video cable is improperly connected.
Connect the video cable properly. See Connecting the cables
on page 7 for more information.
System is in Auto-Sleep Mode.
Press any key on the keyboard or move the mouse to
inactivate the screen blanking utility.
Video card is incompatible.
Open the OSD menu and select the Input menu. Set Auto-
Switch Input to Off and manually select the input.
or
Replace the video card or connect the video cable to one of
the computer’s on-board video sources.
Image appears blurred,
indistinct, or too dark.
Brightness setting is too low.
Open the OSD menu, and select Brightness to adjust the
brightness scale as needed.
“Check Video Cable” is
displayed on the screen.
Monitor video cable is disconnected.
Connect the appropriate video signal cable between the
computer and monitor. Be sure that the computer power is off
while connecting the video cable.
“Input Signal Out of Range” is
displayed on screen.
Video resolution and/or refresh rate
are set higher than the monitor
supports.
Change the settings to a supported setting (see Preset display
resolutions on page 26).
The monitor does not enter
into a low-power sleep state.
The monitor's power saving control is
disabled.
Open the OSD menu and select Power, select Auto-Sleep
Mode, and then set auto-sleep to On.
“OSD Lockout” is displayed.
The monitor's OSD Lockout function
is enabled.
Press and hold the Menu button for 10 seconds to disable the
OSD Lockout function.
“Power Button Lockout” is
displayed.
The monitor's Power Button Lockout
feature is enabled.
Press and hold the Power button for 10 seconds to unlock the
power button function.
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
D-SUB test
Confirm whether image displays and sound plays
correctly on the monitor
Computer or D-SUB
player

HP 27MQ Specifications

General

Pixel pitch	0.233 x 0.233 mm
Screen shape	Flat
Backlight type	LED
Display diagonal	27 \
Display technology	LCD
Native aspect ratio	16:9
Maximum refresh rate	60 Hz
Contrast ratio (typical)	1000:1
Display number of colors	-
Digital vertical frequency	0 - 60 Hz
Digital horizontal frequency	0 - 80 kHz
Display brightness (typical)	300 cd/m²
Supported graphics resolutions	1024 x 768 (XGA)
HDMI	Yes
DisplayPorts quantity	0
AC input voltage	100 - 240 V
Power consumption (standby)	0.5 W
Power consumption (typical)	32 W
Operating temperature (T-T)	5 - 35 °C
Operating relative humidity (H-H)	20 - 80 %
Package depth	234 mm
Package width	705 mm
Package height	478 mm
Package weight	9270 g
Tilt angle range	-5 - 23 °
Panel mounting interface	100 x 100 mm
Product color	Black, Silver

Weight and Dimensions

Depth (with stand)	211.6 mm
Height (with stand)	504.9 mm
Weight (with stand)	6840 g
Depth (without stand)	50.5 mm
Width (without stand)	614.2 mm
Height (without stand)	367.9 mm
Weight (without stand)	6.84 g