NEC Mt830+ Projector Users Manual

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D-Sub Pin Assignments
      PC 15-Pin mini D-Sub
1 2
3 4
5
11 12 13
14 15
6
7 8 9
10
  PC 15-Pin mini D-Sub
SPECIFICATIONS99
100
Pin No. Signal to be connected
1 Red
2 Green
3 Blue
4 GND
5 GND
6 Red GND
7 Green GND
8 Blue GND
9 No Connection
10 Digital GND
11 GND
12 No Connection
13 Horizontal Sync
14 Vertical Sync
15 No Connection 
						

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Timing Chart
Y/N Signal Resolution Refresh F.H. Dot
Rate (Hz) (kHz) Clk(MHz)
Y NTSC 6402480 60 15.734 -
Y PAL 7682576 50 15.625 -
Y SECAM 7682576 50 15.625 -
Y VESA 6402350 85.08 37.86 31.5
Y IBM 6402400 70 31.47 25.175
Y VESA 6402400 85.08 37.86 31.5
Y MAC 6402400 66 35 30.24
Y VESA 6402480 59.94 31.47 25.175
Y IBM 6402480 60 31.47 25.175
Y MAC 6402480 60 31.47 25.175
Y MAC 6402480 66.7 34.97 31.334
Y MAC 6402480 66.67 35 30.24
Y VESA 6402480 72.81 37.86 31.5
Y VESA 6402480 75 37.5 31.5
Y IBM 6402480 75 39.375 31.49
Y VESA 6402480 85.01 43.269 36
Y IBM 7202350 70.09 31.469 28.322
Y IBM 7202400 70.09 31.4469 28.322
Y VESA 7202400 85.04 37.927 40
Y IBM 7202350 87.85 39.44 35.5
Y IBM 7202400 87.7 39.375 35.5
Y VESA 8002600 56.25 35.16 36
Y VESA 8002600 60.32 37.879 40
Y VESA 8002600 72.19 48.077 50
Y VESA 8002600 75 46.88 49.5
Y VESA 8002600 85.06 53.674 56.25
Y MAC 8322624 74.55 49.725 57.283
N VESA 10242768 43interlace 35.5 44.9
Y VESA 10242768 60 48.363 65
Y VESA 10242768 70.07 57.476 75
Y IBM 10242768 72.03 58.131 79
Y MAC 10242768 74.93 60.241 80
Y VESA 10242768 75.03 60.023 78.75
Y VESA 10242768 85 68.677 94.5
Y SGI 10242768 60.4 49.7 70
# MAC 11522870 75.6 68.7 100
# SUN 11522900 69.95 61.769 92.94
# SGI 11522900 76.05 71.736 105.6
# SGI 128021024 60 63.9 107.35
# VESA 128021024 60.04 64.286 108
# MAC 128021024 69.89 74.882 118.5
# HP 128021024 72.01 78.125 135
# VESA 128021024 75.03 79.976 135
# SUN 128021024 76.11 81.13 135
SPECIFICATIONS101
102 # 11522870, # 11522900 and # 128021024 im-
ages are compressed into 10242768 on MT1030+/
MT1035+ with AccuBlend ; 8002600 on
MT830+ with AccuBlend 10242768 and 8322624 images are compressed
into 8002600 on MT830+ 
						

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PC Control Command Reference
Command Codes
No. Function Code Data Description
01 Video 03H No Same as remote
02 RGB1 04H No Same as remote
03 RGB2 05H No Same as remote
04 S-VIDEO C6H No Same as remote
05 PC CARD 27H No Same as remote (available only when the Viewer board is installed)
06 Power  On 08H No Same as remote (See NOTE on page 108.)
07 Power  Off 14H No Same as remote
08 Picture  Mute 47H No Same as remote
09 Onscreen  Mute 11H No
10 Power  Zoom  W  09H No Same as remote
11 Power  Zoom  T 0AH No Same as remote
12 Power  Focus  + 0BH No Same as remote
13 Power  Focus  Ð 0CH No Same as remote
14 Reset 43H No (Resets immediately after returning ACK)
15 Freeze 4CH No Same as remote
16 Slide + 4BH No Same as remote (available only whenPC CARD is selected)
17 Slide - 20H No Same as remote (available only whenPC CARD is selected)
18 Front Floor 33H No
19 Front Ceiling 34H No
20 Rear Floor 35H No
21 Rear Ceiling 36H No
22 Auto Start  On 19H No
23 Auto Start  Off 1AH No
24 Image mode Select 1EH Yes 0 to 2 at Video, 3 to 5 at the others
25
Power  Management  On15H No
26
Power  Management  Off16H No
SPECIFICATIONS103
104 
						

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Command Codes (continued)
No. Function Code Data Description
27 Brightness 60H Yes 0 to 63
28 Contrast 62H Yes 0 to 63
29 Color 64H Yes 0 to 63
30 Tint 66H Yes -32 to +31(E0 to 1F)
31 Sharpness 68H Yes 0 to 3
32 Audio Volume 6AH Yes 0 to 63
33 Picture Adj 70H Yes*
768 to 1279 (2 byte code)
34 Fine Picture 6EH Yes 0 to 31
35 H Position 72H Yes -64 to +63 (C0 to 3F)
36 V Position 74H Yes -32 to +31 (E0 to 1F)
37 Lamp Reset 3FH No
38 Language Select 3DH Yes 00:English, 01:German, 02:French, 03:Italian, 04:Spanish, 05:Swedish
SPECIFICATIONS105
106 39 White Balance
  Sub Brightness R 75 Yes 0 to 7FH
G 76 Yes 0 to 7FH
B 77 Yes 0 to 7FH
  Sub Contrast R 78 Yes 0 to 7FH
G 79 Yes 0 to 7FH
B 7A Yes 0 to 7FH
40 Pointer Select 7F Yes 0 to 7
41 Video System 61 Yes 0 to 2 (available only when VIDEO is selected)
These commands are subject to change without notice.
*(Low-order data) (High-order data) CSUM
CSUM = Checksum is a low-order digit of the sum from the Code to the immediately preceding data. 
						

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44 Err 04: Parameter Error ( parameter data abnormal)
1 2 54 36
7 8
To RxD of PC©PC Control Connector (DIN-8P)
Cable Connection
Communication Protocol
Baud rate: 9600 bps
Data length: 8 bits
Parity: No parity
Stop bit: One bit
X on/off: None
CommunicationsFull duplex
procedure:
If the CPU of the LCD projector has received the data correctly, it returns an ACK(C5H). If the received data is not correct, the CPU returns a
NAK(CAH), then the following status:
Receiving success: C5
Receiving failure: CA Err
Err 01: Command Error (command not supported)
Err 02: Checksum Error
Err 03: Busy (command not acceptable)
NOTE:  If failing in powering-on, the CPU returns the following NAKs:
CA Err 1
Err 1 8X (Apply the corresponding bit.)
Bit 0: Either filter panel or lamp cover is not attached correctly
Bit 1: Fan stoppage
Bit 2: Overheated
Bit 3: Lamp lighting failure
To TxD of PC§To GND of PC©
SPECIFICATIONS107
108