Samsung Electronics
Service Manual
System Overview
3-16
1) SMPS Specification
- AC Input
Input Rated Voltage : AC 220V ~ 240V, AC 120V / AC 220V(110V version)
Input Voltage fluctuating range : AC 90V ~ 135V / AC 180V ~ 270V(220V version)
Rated Frequency : 50/60 Hz
Frequency Fluctuating range : 47 ~ 63 Hz
Input Current : Under 4.0Arms / 2.5Arms
(But, the status when lamp is off or rated voltage is inputted/outputted )
- Rated Output Power
- Consumption Power
- Power Cord Length : 1830°
50mm
- Power Cord Switch : Use
- Feature
. Insulating Resistance : 100
or more (at DC 500V)
. Insulating revisiting pressure : Must be no problem within 1 min. (at 1000Vac,10mA)
. Leaking Current : under 3.5mA
. Running Current : under 40A PEAK (AT 25
, COLD START)
under 50A PEAK (In other conditions)
. Rising Time : within 2Sec
. Falling Time : over 20ms
. Surge : Ring Wave 6KV-500A (Normal, Common)
No
Items
CH1
CH2
Remarks
1
Channel
+5V
+24.0V
2
Connector pin
CON 3
CON 3
5V PIN : 11, 12
24V PIN : 2, 3, 4
GND PIN : 8, 9
GND PIN : 6, 7
3
Rated Output
+5V
5%
+24V
5%
(4.75 ~ 5.25V)
(20.4 ~ 27.6V)
4
Max. Output current
0.8A
2.0A
5
Peak Loading current
1.0A
2.5A
1ms
6
RIPPLE NOISE Voltage
100mVp-p or less
500mVp-p or less
7
Maximum output
4W
24W
8
Peak output
5W
48W
1ms
9
Protecttion for loading
shorage and overflowing
current
No
Items
CH1(+5V)
CH2(+24V)
System
1
Stand-by
1.0 A
0.4 A
AVG : 55 Wh
2
PRINTING
1.0 A
2.0 A
AVG : 250 Wh
3
Sleep-Mode
0.8 A
0.4 A
AVG : 10 Wh
