Service manual

BUFFALO FTD-G931AS/BK

1280x960@60Hz 1800x1000 60 P 60 P 108

1280x1024@70Hz 1720x1064 74.4 P 70 P 124.9

1280x1024@72Hz 1724x1066 77.9 P 72 P 134.6

IBM MODES

Horizontal Vertical

Mode Resolution Total

Nominal

Frequency

+/- 0.5kHz

Sync

Polarity

Nominal

Freq.

+/- 1 Hz

Sync

Polarity

Nominal

Pixel

Clock

(MHz)

DOS* 720x400@70Hz 900 x 449 31.469 N 70.087 P 28.322

DOS 640x350@70Hz 800 x 449 31.469 P 70.087 N 25.175

MAC MODES

VGA 640x480@67Hz 864x525 35.000 N 66.667 N 30.240

SVGA

832x624@75Hz 1152x667 49.725 N 74.551 N 57.2832

Note: All modes will automatically optimize the screen size with “ AUTO-config “ function, except 4 dos- modes:

640x480@60hz, 720z400@70hz, 640x350@70hz, and 640x400@70hz

4.3 POWER SUPPLY REQUIREMENT

NO. PARAMETER Description

1 A/C Line voltage range 100 V ~ 240 V

2 A/C Line frequency range

50 ± 3Hz, 60 ± 3Hz

3 Input Voltage transients

280 volts AC for 10 sec @40℃

4 Current 1.5A max at 100V; 0.8A max at 240 V

5 Peak surge current

< 60A peak at 240 VAC and cold starting

< 30A peak at 120VAC and cold starting

6 Leakage current < 3.5mA

7 Power line surge

No advance effects (no loss of information or defect)

With a maximum of 1 half-wave missing per second