Acer G205H Service Manual page 6

Acer
3.1 Main Power Supply
Input characteristics
3.1.1
Items
AC Input Voltage range
AC Input Voltage rating
AC input frequency range
AC input frequency rating
AC Input Current
Inrush Current
AC-DC power Efficiency
Note2. Before each test, the buck capacitor needs to be discharged.
Before each test, it must be 10 minutes at least after the latest test.
Hot star not component be damaged.
Output characteristics
3.1.2
Items
Ripple and Noise
DC Output Voltage
DC output loading
capability
Rise Time
Hold-up time
Note3: Paralleled a 0.1uF ceramic Cap. And 47uF aluminum Cap. Between the end of DC loading side, Measured
band-width=20MHz. Ripple voltage of +25V is less than 1500mV when enter into burst mode.
Protection characteristics
3.1.3
OPP
SCP(short circuit protection)
OVP(Over voltage protection)
Table-1
Condition
Universal input full range
Universal input full range
90~264Vac
100~240Vac
100Vac
240Vac
115Vac,cold star,25°C
230Vac,cold star,25°C
DC output full loading
Condition
+24V output
+5V output
audio 5V output
+24V output
+5V output
audio 5V output
24v loading:0.2A~1.2A
5v loading:0. 7A~1.5A
audio 5v loading:0A~1.0A
5vloading:0.04A~1.5A
24V loading: 0A
audio 5v loading:0A
AC input: 100V~240V
Protection
90~264Vac
100~240Vac
47~63Hz
50~60Hz
1.5A(max)
0.8A(max)
35A (max)
70A(max)
≥80%
Spec
<1500mv
<200mv
<300mv
<480mv
<100mv
<100mv
Vcc24V:23V~28V
Vcc5V:4.85V~5.35V
audio 5v:4.5V~5.5V
Vcc24V: 23V~30V
Vcc5V: 4.85V~5.35V
audio 5v:4.5V~5.5V
Vcc5V/1.5A
Vcc24V/1.2A
audio 5V/1.0A
<50mS
>10mS
Condition
nominal AC input
Before fuse
Auto recovery
Acer –LCD-G205H
Spec
See Note2
Note
With system See note 3
For system active
With dummy Load
For system active
For power saving or DC off
Spec
55W ( min )
with auto-recovery function
<output capacitor voltage
Note