9 serial port 1/2 (com1/2) receiving test, 10 serial port 1/2 (com1/2) transmitting test – Salter Brecknell 6700U Series (USB) User Manual

Page 34

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67XXU USB/Serial Scale Service Manual

4.9 Serial Port 1/2 (COM1/2) Receiving Test

Before testing the receiving function of COM1 or COM2, a cable is need to connect a
computer to the scale. A terminal program such as Hyper Terminal is also needed for
testing.

Note: baud rate is selected by USER-COM1/2-BUD.RT, 8N1 byte format is fixed, Hex
data (0x00 - 0xff) are used.

1.

Press the [HOLD] + [ON/OFF] keys until

confg is displayed.

2.

Use the [UNIT] key to select TEST-CM1.RD or TEST-CM2.RD item.

3.

Press [TARE] to enter test COM1/2 receiving function.

rd1.-- or rd2.-- will

be displayed.

3a.

In this mode, received hex data (0x00 - 0xff) will be displayed in

-- position.

4.

Press the [ON/OFF] key to return to last menu item.

4.10 Serial Port 1/2 (COM1/2) Transmitting Test

Before testing the receiving function of COM1 or COM2, a cable is need to connect a
computer to the scale. A terminal program such as Hyper Terminal is also needed for
testing.

Note: baud rate is selected by USER-COM1/2-BUD.RT, 8N1 byte format is fixed, Hex
data (0x00 - 0xff) are used.

1.

Press the [HOLD] + [ON/OFF] keys until

confg is displayed.

2.

Use the [UNIT] key to select TEST-CM1.TD or TEST-CM2.TD item.

3.

Press [TARE] to enter test COM1/2 transmit function.

td1.-- or td2.-- will

be displayed.

3a.

In this mode, transmitted hex data (0x00 - 0xff) will be displayed in

--

position.

4.

Press the [ON/OFF] key to return to last menu item.

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