Using The External Connector; Using The Remote 1 Connector - NEC IPS-4000 User Manual

Using the EXTERNAL Connector

5 4 3 2 1
10 9 8 7 6
15 14 13 12 11
Mini D-Sub 15 Pin
Pin No. Function
1
2
3 Input switching
4
5 Power ON/OFF
6
7
8 Input switching
9 Input switching
10 Picture mute
11
12 Sound mute
13
14 External control ON/OFF
15 Ground

Using the REMOTE 1 Connector

The REMOTE 1 connector is used for connections with personal computers and other control equipment.
5 4 3 2 1
10 9 8 7 6
15 14 13 12 11
Mini D-Sub 15 Pin
Pin No. Input/Output
1 I Receive Data +
6 I Receive Data -
2 O Transmit Data +
7 O Transmit Data -
11 I Clear to Send +
12 I Clear to Send -
3 O Request to Send +
8 O Request to Send -
9,13 O
4,5,10,14
15
NOTE:
The REMOTE 1 connector of the main unit permits the selection of the RS-232C or RS-422 communication systems using the COM
SW.
Note that when RS-232C is used, only pins 6, 7, 8, and 12 are valid. No connections should be made with pins 1, 2, 3, and 11.
See page 34 and 35 for more information.
Function Table
Function Pin No.
External control ON
External control OFF
POWER ON
POWER OFF
INPUT1
INPUT2
INPUT3
INPUT4
INPUT5
INPUT6
INPUT7
Picture mute ON
Picture mute OFF
Sound mute ON
Sound mute OFF
NOTE:
The aforementioned button operations will not be possible with the main unit or the
remote control while external control is in use.
COM
SW
422
232C
Signal Name
Used in data reception when there is a
connection with a PC
Used in data transmission when there is
a connection with a PC
Used in the data reception interrupt when
there is a connection with a PC
Used in the data transmission interrupt
when there is a connection with a PC
Unit internal use
No Connected Not used
Signal Ground Ground
EQUIPMENT CONNECTION EXAMPLES
14 -15 5 -15 8 -15
SHORT
OPEN
SHORT
OPEN
SHORT
OPEN
SHORT
OPEN
SHORT
OPEN
SHORT
Function
29
3 -15 9 -15 10 -15 12 -15
SHORT SHORT
SHORT SHORT
OPEN SHORT
OPEN SHORT
SHORT OPEN
SHORT OPEN
OPEN OPEN
SHORT
OPEN
SHORT
OPEN