Acer AL1916 Service Manual page 36

3.4.1.2 AC-DC Output Specification
Tolerance
Output oltage ---
+5Vdc +5 /-3 %
+15Vinv +35/-5 %
±5%
+5Vaudio
Measured at DC output
terminals which are
Ripple
paralleled with a 10uf
Ecap &0.1uf Ceramic
cap.
Noise
2.Band width is limited
within 20MHz
50~100% or 100~50%
Dynamic Load
load change of any DC
Regulation
output @50% duty of
Over / Under
@ Power line on/off
Sh
*+5Vdc load regulation test: the +15Vinv loading at 2.0A
*+15Vinv load regulation test: the +5Vdc loading at 1.5A
3.4.1.3 Protection function
1) SCP: Short circuit protection must be acted on both outputs
2) OPP: Should be protected when output power consumption is within 60W ~ 75W
Inverter Electrical Specification:
For Samsung LTM190EX
Input Voltage
Input Current
Backlight ON/OFF
Control
Brightness Adjust
Output Voltage
Brightness
Output Current(Each
connector)
Frequency
Lamp start voltage
Output Current
MIN
0.05A
0A
0A
---
---
---
---
Condition
---
---
ON
OFF
Min. Luminance / Max.
Luminance
Vin=15V, Iout=7.5mA
lamp current in 7.5mA
Vbri=0.4V~3.3V
---
@0℃
MAX
1.5A
2A
0.6A
1%
3%
±5%
±5%
Min. Typ.
--- 15
--- 1.5
3.3
0
--- 30%
650
250 300
4 7.5
40 ---
1650 ---
- 36 -
Voltage Tolerance
4.85~5.25V dc
20~14.3Vdc
4.75~5.25Vdc
+5Vdc:50mVp-p
+15Vinv:150mVp-p
+5Vdc:150mVp-p
+15Vinv:450mVp-p
---
---
Max. Unit
--- V
--- A
V
V
--- ---
Vrms
--- Cd/m²
8 mA
60 KHz
--- Vrms