CRT:CMC-531x

Daewoo CMC-531x

Information
Manufacturer	Daewoo
Type	Consumer
Size	15"
Dot Pitch	0.28 mm
240p/480i	No
480p	Yes
720p	Yes
1080i	Yes
1080p	No
Vsync	50-160 Hz
Widescreen	Manual underscan
Component	1x RGBHV (VGA HD-15, fixed cable)
Dimensions	Width: 360 mm Depth: 377 mm Height: 389 mm
Weight	11.5 kg
Firmware	1.5
Latest Date	> July 2001
Links
Tube	Orion M36QCZ100XX61
Service Manual	Media:Daewoo 531x.pdf
Service Bulletins	Media:Arachnid 42107.pdf

The Daewoo CMC-531x, also branded as the Dex 2450+, is an inexpensive VGA/SVGA/XGA computer monitor (31-54 kHz nominal; actual maximum 56 kHz → 1024x768@70) with DPMS and EDID.

Flyback: Daewoo FFA73515U = Daewoo CF1656 = Diemen HR46460

Controls

• Brightness and contrast
• Size and position
• Pincushion
• Trapezoid
• Parallelogram
• Pin Balance
• ☆ H-drive duty cycle
• ☆ B+ voltage
• ☆ ABL
• ☆ H linearity (not implemented?)
• White balance: 9300 K, 6550 K, manual
  • R/G/B gain
• ☆ R/G/B bias
• ☆ Sub brightness, sub contrast
• Manual degauss
• Sync frequency display
• V moire correction (defocus)
• Language (En/Fr/De/It/Es)
• Reset settings
• ☆ V linearity (top/bottom)
• ☆ V linearity balance (side/center)
• ☆ Erase EEPROM
• ☆ Hour counter (includes standby)

☆ for service mode hold Menu and press repeatedly ↓ (menu will open and close) until it becomes red; set language to English first to ensure correct option names!