Lenovo 22P4585, E40, 2248 manual Appendix B – Factory Preset Timing Table, Connector pin assignment

APPENDIX B – FACTORY PRESET TIMING TABLE

STANDARD	RESOLUTION	HORIZONTAL	VERTICAL
		FREQUENCY	FREQUENCY
IBM	720 × 400	31.5 kHz	70 Hz
VGA	640 × 480	31.5 kHz	60 Hz
VESA/75	640 × 480	37.5 kHz	75 Hz
VESA/85	640 × 480	43.3 kHz	85 Hz
VESA/75	800 × 600	46.9 kHz	75 Hz
VESA/85	800 × 600	53.7 kHz	85 Hz
VESA/75	1024 × 768	48.4 kHz	60 Hz
	Connector pin assignment
	1	5
	6	10
	11	15
	15 - Pin Color Display Signal Cable
PIN NO.	DESCRIPTION	PIN NO.	DESCRIPTION
1.	Red	9.	NC
2.	Green	10.	Ground
3.	Blue	11.	Monitor Ground
4.	Ground	12.	DDC-Serial Data
5.	Ground	13.	H-Sync
6.	R-Ground	14.	V-Sync / ✲V-CLK
7.	G-Ground	15.	DDC-Serial Clock
8.	B-Ground	✲	For DDC

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