Serial Port

The serial port provides a standard 9-pin connector that allows you to use the pen tablet with an external serial device. Pin assignments for the serial port connector are shown in Table 6-2.

Table 6-2. Serial Port Connector Pin Assignments

Connector Pin Locations

Pin

Signal Name

Host

I/O

 

1

CD

 

 

 

2

RD (RxD)

 

 

 

3

SD (TxD)

 

 

 

4

ER (DTR)

 

 

 

5

SG (GND)

 

-----

 

6

DR (DSR)

 

 

 

7

RS (RTS)

 

 

 

8

CS (CTS)

 

 

 

9

CI (RI)

 

 

DC Power Input

The DC power input connector connects to the AC adapter or auto adapter to power the pen tablet. The DC power input connector is a two-conductor connector with a center pin and sleeve. Pin assignments for this connector are given in Table 6-3.

Table 6-3. DC Power Input Connector Pin Assignments

Conductor

Description

Comments

 

 

 

Center Pin

16 Volts DC ±10%, 3.36 A

(Hosiden part number

 

 

HEC3900-01-010)

Sleeve

Ground

This connector is a

 

 

 

 

EIAJ-RC5320A standard

 

 

connector. See “DC Power Input

 

 

Connector Pin Assignments” on

 

 

page 48 for more details.

 

 

 

When a DC power source is connected to the DC power input on the pen tablet, circuitry built into the pen tablet provides protection against reverse polarity and overvoltage.

Serial Port

48

Page 58
Image 58
Fujitsu FMW4503TS128A01 manual DC Power Input, Serial Port Connector Pin Assignments