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Com2 rs-232/422/485 select, Com1/2 ri and voltage select jumper – Global Upholstery Co. 2801330 User Manual

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KINO-LX Motherboard

4.6.3 COM2 RS-232/422/485 Select

Jumper Label:

JP2

Jumper Type:

6-pin header

Jumper Settings:

See Table 4-5

Jumper Location:

See Figure 4-3

The RS-232/422/485 select jumper sets the communication protocol used by the second

serial communications port (COM2) as RS-232, RS-422 or RS-485.

JP2 DESCRIPTION

Short 1-2

RS-232

Short 3-4

RS-422

Short 5-6

RS-485

Table 4-5: COM2 RS-232/422/485 Select Settings

4.6.4 COM1/2 RI and Voltage Select Jumper

Jumper Label:

JP1

Jumper Type:

10-pin header

Jumper Settings:

See Table 4-6

Jumper Location:

See Figure 4-3

This jumper allows the user to set the voltage for pin 9 on COM1 or COM2. Pin 9 is

traditionally a ring line but this jumper can set pin 9 to supply 5V or 12V power to a serial

device connected to COM1 or COM2. Make the necessary jumper setting in accordance

with the settings shown in Table 4-6.