IBM 560 - Manual (Page 57)

ThinkPad 560E
Displaying output on the LCD or both on the LCD and monitor:
Resolution Supported Color Depth
640 × 480 256, 65 536, and 16 777 216
800 Ч 600
1024 Ч 768 (virtual
screen)
256 and 65 536
Displaying output on the monitor:
Resolution Refresh Rate Supported Color
Depth
640 × 480 60Hz 256, 65 536, and
16 777 216
72Hz
75Hz
85Hz
800 × 600 60Hz
75Hz
85Hz 256 and 65 536
1024 × 768 60Hz
75Hz
43.5Hz (interlace)
1280 × 1024 60Hz 256
43.5Hz (interlace)
Video Modes
The video subsystem supports the modes listed in Table 3-1 on
page 3-4. VESA105 and VESA112 modes are supported only for
the external PS/2 display.
ThinkPad 560/560E Subsystems 3-3