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13

• Help function

Display:

1. FEATURE LIST
2. DIRECTORY
3. FAX RECEIVING
4. CALLER ID

• LCD (Liquid Crystal Display) readout
• TAM (Telephone answering machine) interface

• Automatic document feeder (20 sheets)
• Quick scan
• Resolution: Standard/Fine/Super fine/Photo.

(64 level)

- STANDARD: For normal-sized characters.
- FINE: For small-sized characters.
- SUPER FINE: For very small-sized characters.
- PHOTO: For photographs, shaded drawings, etc.

• Broadcast 
• 250-sheet paper capacity (60 g/m

2

~ 75 g/m

2

)

• Monitor speaker
• Voice muting
• Redialing function
• 322-Station telephone directory
• Caller identification service (AOH and Caller ID)

Important:

- This unit is AOH and Caller ID compatible. Caller ID ser-

vice corresponds to ETSI ETS300659 standard and
available in 2 protocols: FSK and DTMF. In order to dis-
play caller phone numbers, you must subscribe to the
appropriate service of your service provider/telephone
company. 
Consult your service provider/telephone company for
details.

- This unit is set to AOH service by default.

Make sure the following ring count is set to 2 or more rings
beforehand.

- FAX ring count (feature #210 on P.97)
- TEL/FAX ring count (feature #212 on P.97) 

• Multi-copy function (up to 99 copies)
• Enlargement and reduction
• Collate

• 64-Level halftone

14

15

SOC (IC300)
This custom IC is used for general MFP operations.

ROM (IC402)
This 8MB FLASH ROM contains all of the program instructions on the unit operations.
And support the backup of user setting and FAX receive data.

SYNCHRONOUS DYNAMIC RAM (IC400)
This 256Mbit SDRAM is used for CPU work and receiving memory and page memory.

POWER SUPPLY
Regurator generates 1.2V for system power.

TEL/FAX I/F
Composed of ITS circuit and NCU circuit.
3 ICs called SDAA (Silicon Direct Access Arrangement) control Telephone line, Speaker, and Handset.

CIS Unit to read transmitted documents.
CIS Unit is connected to Main Board.
Scan data is converted by AFE(IC503).

This model has 2 stepping motors.
IC504 drives the Engine Motor for printing.
Q519 drives the Scan Motor for Auto Document Feeder.

Forms the images on the OPC DRUM by rotating polygon motor and reflecting the laser beam against polygon.

Composed of 2 switches and 5 sensors.

Supplies +3.3V, +5V and +24V to the Main unit and controls the Heat Lamp.

Supplies bias need for the printing operation: bias of the DRUM, Developing and Transcription.

Composed heat lamp, thermistor and thermostats.

1)

CPU

ARM9 operating at 250MHz.

2)

SDRAM Controller

Controls SDRAM Memory.

3)

USB Controller with PHY

Apply to USB2.0 HS

4)

Scanner I/F

Controls the CIS and AFE, and process the scan images.

5)

LSU I/F

Controls the polygon motor and outputs the VIDEO signal to LSU.

6)

MOTOR I/F

Controls the Stepping Motors.

7)

FAN I/F

Controls FAN MOTOR and detect the rotation of FAN MOTOR.

8)

OPERATION PANEL I/F

Serial interface with Operation Panel.

9)

SENSOR I/F

Detects the sensor signal.

10) I/O PORT

I/O Port Interface.

11) A/D, D/A converter

Sends beep tones, etc.
Convert the analog signal to the digital signal.

12) RTC

Real time clock.

13) MODEM

Performs the modulation and the demodulation for FAX communication.

14) Analog Front End I/F

Controls the DAA device for TEL/FAX function.

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