The Setu Auto Dialer is a micro-controller based Stand-alone Unit that interfaces the Fax machine to the FS&F (Fax Store and Forward) Server. The Auto Dialer obviates the chore of dialing the Server number, dialing the User ID and Password and then dialing the destination number, every time a user wants to send a Fax through the FS&F service.

• Complete Transparency of the service to the user.
• Minimum User training for using the Service.
• Secure usage of the account.
• Simplified usage of special functions offered by the Server.

The Auto Dialer unit is based on a 8031 micro-controller. It has 32KB Eprom, 128 byte RAM and 512 Byte Eeprom space. The unit has a DTMF Transceiver and this is coupled to the incoming line with a standard
DAA. Pulse dialing is achieved through a telecom grade relay. Off-Hook detection is available. The system runs on a regulated power supply derived from a Power transformer built in to the system, which runs Off
230 V mains.

Line Impedance ------ 600 Ohms

Connection Type ----- Line IN RJ-11 female and line Out to Fax RJ-11 female

Dial Transmission ----- Tone 100msec, Pulse std 60-40, 1 digit/sec DTMF Level -2 dbm

Power Consumption --- < 5VA at 230 V AC

Fuse ----------------- Fused