NEC MultiSync V422 Control Guide

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11. Self diagnosis
11.1 Self-diagnosis status read
This command is used in order to read the Self-diagnosis status.
1) The controller requests the monitor to read Self-diagnosis status.
Header Message Check code Delimiter
SOH-'0'-Monitor ID-'0'-'A'-'0'-'4' STX-'B'-'1'-ETX BCC CR
Header
SOH (01h): Start of Header
'0' (30h): Reserved
Monitor ID: Specify the Monitor ID which you want to get status.
Ex.) If Monitor ID is '1', specify 'A'.
'0' (30h): Message sender is the controller.
'A' (41h): Message type is "Command".
'0'-'4'(30h, 34h): Message length
Message
STX (02h): Start of Message
'B'-'1' (42h, 31h): Self-diagnosis command
ETX (03h): End of Message
Check code
BCC: Block Check Code
Refer to the section 4.5 “Check code” for a BCC calculation.
Delimiter
CR (0Dh): End of packet
2) The monitor replies a result of the self-diagnosis.
Header Message Check code
Delimiter
SOH-'0'-'0'-Monitor ID-'B'-N-N STX-'A'-'1'-
ST(0)-ST(1) --------ST(n)-ETX
BCC CR
Header
SOH (01h): Start Of Header
'0' (30h): Reserved
'0' (30h): Message receiver is the controller.
Monitor ID: Indicate a replying Monitor ID.
Ex.)
 When this byte is set to 'A', the replying Monitor ID is '1'.
'B' (42h): Message type is "Command reply".
N-N: Message length
Note.) The maximum data length that can be written to the monitor at a time is 32bytes.
Ex.) The byte data 20h is encoded as ASCII characters '2' and '0' (34h and 30h).
Message
STX (02h): Start of Message
'A'-'1' (41h, 31h): Application Test Report reply command
ST: Result of self-tests
'0'-'0'(30h, 30h):00: Normal
'7'-'0'(37h, 30h):70: Standby-power +3.3V abnormality
'7'-'1'(37h, 31h):71: Standby-power +5V abnormality
'7'-'2'(37h, 32h):72: Panel-power +12V abnormality
'7'-'8'(37h, 38h):78: Inverter power/Option slot2 power +24V Abnormality
'8'-'0'(38h, 30h):80: Cooling fan-1 abnormality
'8'-'1'(38h, 31h):81: Cooling fan-2 abnormality
('8'-'2'(38h, 32h):82: Cooling fan-3 abnormality)
'9'-'0'(39h, 30h):90: Inverter abnormality
'9'-'1'(39h, 31h):91: LED Backlight abnormality
'A'-'0'(41h, 30h):A0: Temperature abnormality – shutdown
'A'-'1'(41h, 31h):A1: Temperature abnormality – half brightness
'A'-'2'(41h, 32h):A2: SENSOR reached at the temperature that the user had specified.
'B'-'0'(42h, 30h):B0: No signal
'C'-'0'(43h, 30h):C0: Option board abnormality

NEC MultiSync V422 Specifications

General

Pixel pitch	0.48 x 0.48 mm
Response time	10 ms
Display diagonal	42 \
Display brightness	370 cd/m²
Vertical scan range	50 - 85 Hz
Horizontal scan range	31.5 - 91.1 kHz
Contrast ratio (dynamic)	-
Contrast ratio (typical)	1300:1
Display number of colors	16.78 million colors
Supported graphics resolutions	720 x 400, 832 x 624, 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 768 (WXGA), 1360 x 768 (WXGA), 1600 x 1200 (UXGA), 1920 x 1080 (HD 1080), 640 x 480 (VGA), 800 x 600 (SVGA)
3D	No
Separate H/V sync	Yes
Cable lock slot type	Kensington
USB 2.0 ports quantity	0
S-Video inputs quantity	1
Viewable size, vertical	523.3 mm
Viewable size, horizontal	930.2 mm
DVI-D ports quantity	2
Product color	Black
Product design	Digital signage flat panel
Bezel width (side)	44 mm
Bezel width (bottom)	43 mm
Panel mounting interface	300 x 300 mm
RMS rated power	10 W
Cables included	VGA
Remote control type	IR
Power consumption (standby)	2 W
Power consumption (typical)	155 W
Operating altitude	0 - 3000 m
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	5 - 40 °C
Storage relative humidity (H-H)	10 - 90 %
Operating relative humidity (H-H)	20 - 80 %
Package depth	206 mm
Package width	1142 mm
Package height	703 mm
Package weight	27000 g

Weight and Dimensions

Depth	105.6 mm
Width	1022.9 mm
Height	613.5 mm
Weight	22000 g
Depth (with stand)	330 mm
Height (with stand)	651.2 mm
Weight (with stand)	23800 g