Acer AL1914, Service Manual

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AC-DC Output Specification
Tolerance Output Current
Output Voltage --- MIN MAX
Voltage Tolerance
+5Vdc +5 /-3 % 0.05A 1.5A 4.85~5.25V dc
+35/-5 % 0A 2A 20~14.3Vdc
+5Vaudio
±
5%
0A 0.6A 4.75~5.25Vdc
Ripple --- 1%
+5Vdc:50mVp-p
+15Vinv:150mVp-p
Noise
1. Measured at DC
output terminals which
are paralleled with a
10uf Ecap &0.1uf
Ceramic cap.
2.Band width is limited
within 20MHz.
--- 3%
+5Vdc:150mVp-p
+15Vinv:450mVp-p
Dynamic Load Regulation
50~100% or 100~50%
load change of any DC
output @50% duty of
1MHz (min.)
---
±
5%
---
Over / Under Shoot @ Power line on/off --- ±
5%
---
*+5Vdc load regulation test: the +15Vinv loading at 2.0A
*+15Vinv load regulation test: the +5Vdc loading at 1.5A
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