Dell 1815dn Service Manual - Page 32

SMPS Switching Mode Power Supply, Input Voltage fluctuating range : AC 198V ~ 264V

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System Outline SMPS (Switching Mode Power Supply) It is the power source of entire system. It is assembled by an independent module, so it is possible to use for common use. It is mounted at the bottom of the set. It is consisted of the AMPS part, which supplies the DC power for driving the system, and the AC heater control part, which supplies the power to fuser. SMPS has two output channels. Which are 3.3V and +24V . AC Input Input Rated Voltage: AC 115V ~ 127V / AC 220V ~ 240V AC 120V / AC 220V(EXP version) Input Voltage fluctuating range : AC 198V ~ 264V AC 90V ~ 135V / AC 198V ~ 264V (EXP version) Rated Frequency : 50/60 Hz Frequency Fluctuating range : 47 ~ 63 Hz Input Current : Under 5.0Arms / 2.5Arms (But, the status when lamp is of f or rated voltage is inputted/ outputted ) Rated Output Power NO ITEM 1 CHANNEL NAME 2 CONNECTOR PIN 3 Rated Output 4 Max. Output Current 5 Peak Loading Current 6 RIPPLE NOISE Voltage 7 Maximum output 8 Peak output 9 Protection for loading shortage and overflowing current CH1 +5V CON 3 5V PIN: 11,13,15 GND PIN: 12,14,16 +5V 5% (4.75 5.25V) 3 A 3.6 A 100mVp-p 15W 18W Shut down or Fuse Protection CH2 +24.0V CON 3 24V PIN:3,5,7,9 GND PIN:4,6,8,10 +24V 10% (21.6 26.4V) 4.4 A 5.3 A Under 500mVp-p 105.6W 127.2W Shut down or Output Voltage Drop Remark 1ms 1ms Consumption Power NO ITEM 1 Stand-By 2 PRINTING 3 Sleep-Mode CH2(+5V) TBD A TBD A TBD A CH3(+24V) TBD A TBD A TBD A System AVG : TBD Wh AVG TBD Wh AVG : TBD Wh 4-14 Service Manual

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Service Manual
System Outline
4-14
SMPS (Switching Mode Power Supply)
It is the power source of entire system. It is assembled by an independent module, so it is possible to use for common
use. It is mounted at the bottom of the set.
It is consisted of the AMPS part, which supplies the DC power for driving the system, and the AC heater
control part, which supplies the power to fuser. SMPS has two output channels. Which are 3.3V and +24V .
AC Input
Input Rated Voltage: AC 115V ~
127V / AC 220V ~ 240V
AC 120V / AC 220V(EXP version)
Input Voltage fluctuating range : AC 198V ~ 264V
AC 90V ~ 135V / AC 198V ~ 264V
(EXP version)
Rated Frequency : 50/60 Hz
Frequency Fluctuating range : 47 ~ 63 Hz
Input Current : Under 5.0Arms / 2.5Arms (But, the status when lamp is of f or rated voltage is inputted/
outputted )
Rated Output Power
Consumption Power
NO
ITEM
CH1
CH2
Remark
1
CHANNEL NAME
+5V
+24.0V
2
CONNECTOR PIN
CON 3
CON 3
5V PIN: 11,13,15
24V PIN:3,5,7,9
GND PIN: 12,14,16
GND PIN:4,6,8,10
3
Rated Output
+5V
5%
+24V
10%
(4.75
5.25V)
(21.6
26.4V)
4
Max. Output Current
3 A
4.4 A
5
Peak Loading
3.6 A
5.3 A
1ms
Current
6
RIPPLE NOISE
100mVp-p
Under 500mVp-p
Voltage
7
Maximum output
15W
105.6W
8
Peak output
18W
127.2W
1ms
9
Protection for
Shut down or Fuse
Shut down or Output
loading shortage and
Protection
Voltage Drop
overflowing current
NO
ITEM
CH2(+5V)
CH3(+24V)
System
1
Stand-By
TBD A
TBD A
AVG : TBD Wh
2
PRINTING
TBD A
TBD A
AVG TBD Wh
3
Sleep-Mode
TBD A
TBD A
AVG : TBD Wh