EDID version: 1.3
Manufacturer: IBM Model 24c9 Serial Number 16843009
Analog display, Input voltage level: 0.7/0.7 V
Sync: Separate Composite 
Maximum image size: 34 cm x 27 cm
Gamma: 2.20
DPMS levels: Standby Suspend Off
RGB color display
First detailed timing is preferred timing
Display x,y Chromaticity:
  Red:   0.6406, 0.3417
  Green: 0.2919, 0.6113
  Blue:  0.1474, 0.0683
  White: 0.3134, 0.3291
Established timings supported:
  720x400@70Hz 9:5 HorFreq: 31469 Hz Clock: 28.320 MHz
  640x480@60Hz 4:3 HorFreq: 31469 Hz Clock: 25.175 MHz
  640x480@67Hz 4:3 HorFreq: 35000 Hz Clock: 30.240 MHz
  640x480@72Hz 4:3 HorFreq: 37900 Hz Clock: 31.500 MHz
  640x480@75Hz 4:3 HorFreq: 37500 Hz Clock: 31.500 MHz
  800x600@60Hz 4:3 HorFreq: 37900 Hz Clock: 40.000 MHz
  800x600@72Hz 4:3 HorFreq: 48100 Hz Clock: 50.000 MHz
  800x600@75Hz 4:3 HorFreq: 46900 Hz Clock: 49.500 MHz
  832x624@75Hz 4:3 HorFreq: 49726 Hz Clock: 57.284 MHz
  1024x768@60Hz 4:3 HorFreq: 48400 Hz Clock: 65.000 MHz
  1024x768@70Hz 4:3 HorFreq: 56500 Hz Clock: 75.000 MHz
  1024x768@75Hz 4:3 HorFreq: 60000 Hz Clock: 78.750 MHz
  1280x1024@75Hz 5:4 HorFreq: 80000 Hz Clock: 135.000 MHz
  1152x870@75Hz 192:145 HorFreq: 67500 Hz Clock: 108.000 MHz
Standard timings supported:
  1280x1024@60Hz 5:4 HorFreq: 64000 Hz Clock: 108.000 MHz
  1280x1024@70Hz 5:4
Detailed mode: Clock 108.000 MHz, 337 mm x 270 mm
               1280 1328 1440 1688 hborder 0
               1024 1025 1028 1066 vborder 0
               +hsync +vsync 
               VertFreq: 60 Hz, HorFreq: 63981 Hz
Monitor ranges (GTF): 55-76Hz V, 30-83kHz H, max dotclock 140MHz
Serial number: VC-15087
Monitor name: IBM L171
Checksum: 0xe9 (valid)