Mitsubishi DPLUS 74SB -BKA Service Manual page 79

4.1.5 DDC (Display Data Channel) Functions
VESA DDC 2B (EDID data only), (Support 9 pin – 5V)
VESA DDC/CI (The details is written at "DDC/CI Command & VCP for NPG design model" )
4.1.6 Preset Timing
Factory-presets: 13 (See Appendix 1 for detail timing parameters.)
Preset Timing Discrimination
Horizontal Frequency
Vertical Frequency
Sync Signal Polarity
* The monitor is able to discriminate input signals by at least one of above parameters.
4.1.7 Self Diagnosis Function
Monitor show the abnormal condition by Blinking LED.
Contents of Information
X-ray protector operate
Beam protector circuit operate
High voltage circuit no operate
High voltage value is abnormal
Oscillation circuit no operate
Internal I2C bus line is abnormal
No H/V sync
Notes:
"Blinking LED" is repeated until the monitor is turned off.
(Signal Nos.3,7,10,13 are adjustment Signals and Signal Nos.2, 4, 5, 6, 8, 9, 11, 12 are
rough adjustment Signals.)
User-presets : 7
≥ 1kHz
≥ 1Hz
H or V-sync signal polarity is different
LED off (0.5sec)
LED orange on (0.5sec)
LED Blink
Turn on orange LED continually
LED orange on (2sec)
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