Toshiba Tecra 700CS Maintenance Manual page 14

1.7 TFT Color LCD (700CT)
The TFT Color Liquid Crystal Display (LCD) contains an LCD module, a Fluorescent Lamp
(FL), and an FL inverter board.
1.7.1 TFT Color LCD Module
The 700CT TFT color LCD supports 800 x 600 pixels with a built-in display controller. This
controller includes the functions of Video Graphics Array (VGA) and Super VGA (SVGA)
for external display.
The LCD receives 18-bit data signals, data enable signals, and shift clock for data transmis-
sion. All signals are CMOS-level compatible.
The TFT LCD is shown in Figure 1-8, and its specifications are listed in Table 1-5.
Number of pixels
Dot pitch
Display area
Contrast
FL current
*NOTE: The FL currents at power on are listed below:
AC adapter connected
AC adapter not connected
(The settings at power on do not change even if the AC adapter
connection changes.)
1-14
Figure 1-8 TFT color LCD
Table 1-5 TFT color LCD specifications
Item
(pixels)
(mm)
(mm)
(mA)
Specifications
800 x 600
0.2865 (W) x 0.2865 (H)
229.2 (W) x 171 (H)
100:1 (minimum)
6.0/4.0/3.6/2.4*
(Bright/Semi-bright)
Bright Semi-bright
6 mA 3.6 mA
4 mA 2.4 mA
700 Series