Acer AT4230C Service Manual page 15

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Preset
Pixel Format
Mode
8
800 * 600 75
9
800 * 600 85
10
1024 * 768 60
11
1024 * 768 70
12
1024 * 768 75
13
1024 * 768 85
14
1280 * 768 60
15
1360 * 769 60
16
1280 * 720 50
17
1280 * 720 60
18
576P 50
19
1920 * 1080i 50
20
1920 * 1080i 60
4.3 Power Saving
While VGA is selected to input, this LCD TV is equipped with a power management according to VESA DPMS.
There is a delay of 30 seconds before the transition from on-state to power saving state to avoid unintentionally
entering of a power saving state during display resolution and timing mode changes. During the period of delay,
the LED shall indicate green color and OSD will show No VGA connection. Transition from any power saving
state to another can be instantaneous. The recovery from off-state requires no manual power on.
Mode
Hsync
Power-on
On
Stand-by
Off
Suspend
On
Off-state
Off
Power off
x
Note: 1. Sync on means normal operation. 2. Sync off means (1) Hsync: f < 1KHz; (2) duty cycle > 25%; (3)
Vsync: f < 10Hz; (4) duty cycle > 25%.
The power consumption is valid over the specified voltage and frequency range. Power consumption is measured
from AC source. There are no power saving modes for TV, SCART1/2, HDMI1/2, AV3 and AV4 inputs.
Chapter 1
Horizontal
Frequency (KHz)
46.87
53.67
48.36
56.47
60.02
68.67
45
33.75
Vsync
Video
Power
On
Active
< 291W
On
Off
< 5W
Off
Off
< 5W
Off
Off
< 5W
x
x
< 5W
Horizontal
Vertical
Polarity
Frequency (Hz)
+
75
+
85
-
60
-
70
+
75.02
+
84.99
60
60
Indication
Green
Red
Red
Red
Dark
Vertical
Standard
Polarity
+
+
-
-
+
+
Recovery time
-
< 5s
< 5s
< 5s
Turn on < 5s
9

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