the system is on.
LCD
Item |
| Specification | |
|
|
|
|
Vendor & model name | QDI QD141X1LH12 |
| LG |
|
|
| Hitachi TX38D81VC1CAB |
|
|
| AU B150XG01 |
|
|
|
|
Mechanical Specifications |
|
|
|
|
|
|
|
LCD display area (diagonal, inch) | 14.1 |
| 15.0 |
|
|
|
|
Display technology | TFT |
| TFT |
|
|
|
|
Resolution | XGA (1024x768) |
| SXGA (1400X1050) |
|
|
|
|
Supports color | 16.7 million |
| 16.7 million |
|
|
|
|
Optical Specifications |
|
|
|
|
|
|
|
Brightness control | Keyboard hotkey |
| Keyboard hotkey |
|
|
|
|
Contrast control | No |
| No |
|
|
|
|
Suspend/Standby control | Yes |
| Yes |
|
|
|
|
Electrical Specifications |
|
|
|
|
|
|
|
Supply voltage for LCD display (V) | 3.3 |
| 3.3 |
|
|
|
|
Supply voltage for LCD backlight | 660 (typ.) |
| 690 (typ.) |
(Vrms) |
|
|
|
|
|
|
|
AC Adapter
Item | Specification |
|
|
Vendor & model name | Delta 75W |
| |
|
|
Input Requirements |
|
|
|
Maximum input current (A, | <1.5A @ 90Vac |
@90Vac, full load) | <1.125A @ 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 75A and 188A when the adapter is |
| connected to 100Vac(60Hz) and 240Vac(50Hz) respectively. |
|
|
Efficiency | It should provide an efficiency of 83% minimum, when measured at maximum |
| load under 115V(60Hz) |
|
|
Output Ratings |
|
|
|
DC output voltage | +18.8V~20.0V including the effects of line voltage variation, load current, ripple |
| and noise |
|
|
Noise + Ripple | |
|
|
Output current | 0~3.95A |
|
|
Input rated voltage | 100/240V |
|
|
Input currentt | 1.5A @90Vac for Delta / 1.125A @90Vac for |
|
|
Dynamic Output Characteristics |
|
|
|
3 sec. | |
|
|
Hold up time | 5 ms min. (115Vac, input full load) |
|
|
Over Voltage Protection (OVP) | 29 V |
|
|
Short circuit protection | Output can be shorted without damage |
|
|
Electrostatic discharge (ESD) | +/- 15kV (at air discharge) |
| +/- 8kV (at contact discharge) |
|
|
Dielectric Withstand Voltage |
|
|
|
28 | Chapter 1 |