Hitachi CMP205SXE, Service Manual

Page: 19 / 23

18
(15) Exit
Used to exit from the Adjust/settings menu.
(16) Hf/Vf
Hf/Vf displays horizontal frequency(Hf) and vertical frequency(Vf) of input
signals.
No adjustment or setting capabilities are provided.
POWER SAVING FUNCTION
This PDP monitor comes with a VESA DPMS power conservation mode. When in power saving mode, the
indicator lamp will light up in orange, and the display will enter one of the states indicated in the following table
depending on the computer system to which it has been connected.
Power
consumption state
Display H-sync V-sync Power
consumption
Recovery time LED
Indicator
Normal Normal On On 360W(max) - Green on
Stand-by None Off On 65W(max) Aprox. 1 seg. Orange on
Suspend None On Off 65W(max) Aprox. 1 seg. Orange on
Active-off None Off Off 45W(max) Aprox. 3 seg. Orange on
TROUBLESHOOTING
Symptom Cure
u No Screen Image
LED in front of the monitor
does not light.
-Make sure power switch is ON.
-Make sure AC power cord is securely connected to the back of
the monitor and to a power outlet.
-Make sure power switches are ON.
LED in front of the monitor is
orange. -Push keyboard keys of computer.
-Make sure the video cable supplied with the monitor is tightly
secured to the video output port on the back of the computer.
-Make sure the pins of the video cable connector are not bent.
LED in front of the monitor is
green.
-Adjust the contrast using
t
or
s
on the front of the monitor.
No display image may be failure of the monitor.
-Switch the monitor off then on. If no image appears, there may be
a fault.
u An ‘Out of Range: Hf = xxx
Khz, Vf = xxx Hz’ message
appears and then disappears
after 5 seconds. (No picture is
displayed.)
-Make sure the frequency of the
computer graphic board is supported by
the monitor.
u Line Flickering -Use the EasyMenu to try to adjust the clock phase from the OSD
menu before then adjusting the position of the picture from the
OSD menu.
u Dislocation of image
Wrong size of image
-Adjust a display active area and/or position in OSD MENU.
u Horizontal stripe noise -Check to make sure that there are no electronic devices near the
monitor generating excessive levels of EMI/RFI noise.