Chapter 1
31
.
Thermal
All components on inverter board should follow below rules:
1. Component using conditions (component stress) must be within component specification including voltage
rating, current rating, temperature etc.
2. Component temperature should follow below:
!
∆
T <=450 degree C, at 25, 35 degree C.
!
Component temperature should be less than 80 degree C inside system at 35 degree C.
Electrical specification
No
.
Symbol
Min.
Typ.
Max.
Unit
Comment
1
V oper*
--
650
--
Vrms
Lamp operating voltage
(650+/-50)
Il
6.2
6.5
6.8
mArms
DAC_BRIG: 0 V, PWM:
100%
Il
3.0
3.3
3.6
mArms
DAC_BRIG: 0 V,
PWM:30%
Il
5.7
6.0
6.3
mArms
DAC_BRIG: 0V, PWM:100%
Il
2.7
3.0
3.3
mArms
DAC_BRIG: 1V, PWM:30%
F
45
55
65
kHz
h
80%
--
--
--
LCD
Item
Specification
Vendor & model name
CMO N154I1-
L02
Samsung
LTN154X1-
L02
LG
LP154W01-
A3
LG
LP154W02-
A1
Mechanical Specifications
LCD display area (diagonal,
inch)
15.4”
15.4”
15.4”
15.4”
Display technology
TFT
TFT
TFT
TFT
Resolution
WXGA (1280*
800)
WXGA (1280*
800)
WXGA (1280*
800)
WSXGA+
(1650* 1050)
Supports colors
262K
262K
262K
262K
Optical Specification
Brightness control
keyboard
hotkey
keyboard
hotkey
keyboard
hotkey
keyboard
hotkey
Contrast control
No
No
No
No
Suspend/Standby control
Yes
Yes
Yes
Yes
Electrical Specification
Supply voltage for LCD display
(V)
3.3
3.3
3.3
3.3
Supply voltage for LCD
backlight (Vrms)
650
690
690
690
Содержание Aspire 2000
Страница 11: ...4 Chapter 1 Board Layout Top View Rear View ...
Страница 84: ...Chapter 5 77 Bottom View Item Description JP28 Mini PCI Connector JP30 SO DIMM0 Connector ...
Страница 86: ...78 Chapter 6 Exploded Diagram ...
Страница 87: ...Chapter 6 79 ...
Страница 101: ...93 Appendix C ...