Prestigio NOBILE 1560, Service Manual

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AC Adapter
Item Specification
Vendor & model name Liteon 70W 19V CCC PA-1700-02AB
Input Requirements
Maximum input current (A, @90Vac,
full load) 1.6 A @ 90Vac
1 A @ 180Vac
Nominal frequency (Hz) 47 - 63
Frequency variation range (Hz) 47 - 63
Nominal voltages (Vrms) 100 - 240
Inrush current The maximum inrush current will be less than 50A and 100A when the
adapter is connected to 100Vac(50Hz) and 240Vac(60Hz) respectively.
Efficiency It should provide an efficiency of 83% minimum, when measured at
maximum load under 240V(60Hz).
Output Ratings (CV mode)
DC output voltage +19.0V~21.5V
Noise + Ripple 250mvp-pmax (20MHz bandwidth)
Load 0 A (min.) 3.5 A (max.)
Dynamic Output Characteristics
Turn-on delay time 3 sec. (@100Vac)
Hold up time 8 ms min. (@100 Vac input, full load)
Over Voltage Protection (OVP) 25 V
Short circuit protection Output can be shorted without damage (no broken, no smoke)
Electrostatic discharge (ESD) 15kV (at air discharge)
8kV (at contact discharge)
Dielectric Withstand Voltage
Primary to secondary 2150 VDC for 1 second
Leakage current 0.25 mA max. (@ 254 Vac, 60Hz)
Regulatory Requirements Internal filter meets:
1. FCC class B requirements. (USA)
2. VDE 243/1991 class B requirements. (German)
3. CISPR 22 Class B requirements. (Scandinavia)
4. VCCI class II requirements. (Japan)
TECHNICAL SERVICE MANUAL Prestigio Nobile 1560
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