Ricoh FAX07 Quick start guide

FACSIMILE
RICOH FAX07
[BETA]
FIELD SERVICE MANUAL
(Europe)
(Asia)Drafted on August 1 st, 1988
Technical Center
Overseas Marketing Department
Facsimile Division
Ricoh Company, Ltd.

TABLE OF
SECTION 1 UNPACKING
1-1 Installation Requirements . . . . . . . . . . . . . . . . 1- 1
1-2 Unpacking Procedure . . . . . . . . . . . . . . . . . . . . 1-2
1-3 Accessories Check list . . . . . . . . . . . . . . . . . . 1- 3
SECTION 2 INSTALLATION PROCEDURE
2-1 Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2- 1
2-2 Power Connection . . . . . . . . . . . . . . . . . . . . . . 2-3
.
SECTION 3 COMPONENT GUIDE
3-1 External . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3- 1
3-2 Internal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Optical and Mechanical Components . . . . . . 3- 2
Electronic Components . . . . . . . . . . . . . . . . . . 3- 4
SECTION 4 PROGRAMMING AND TESTING
4-1 Operation Panel . . . . . . . . . . . . . . . . . . . . . . . . . 4- 1
4-2 Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
4-3 Service Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
1. Entering and Exiting the Service Mode . . 4- 9
2. Function Table . . . . . . . . . . . . . . . . . . . . . . . 4-10
3. Operation Procedures . . . . . . . . . . . . . . . . . 4-11
Auto-answer Delay Time . . . . . . . . . . . . . . 4-11
Telephone Linotype . . . . . . . . . . . . . . . . . . 4-12
Bit Switch Programming . . . . . . . . . . . . . . 4-13
ROM and RAM Display,
RAM Rewriting . . . . . . . . . . . . . . . . . . . . . . 4-14
CONTENTS
System Report . . . . . . . . . . . . . . . . . . . . . . . 4-16
ROM and RAM Printout . . . . . . . . . . . . . . . 4-16
Error Code Display . . . . . . . . . . . . . . . . . . . . 4-17
Service Report . . . . . . . . . . . . . . . . . . . . . . . 4-17
CCITT and Maker Codes . . . . . . . . . . . . . . 4-19
Thermal Head Parameters . . . . . . . . . . . . . 4-20
NCU Parameters . . . . . . . . . . . . . . . . . . . . . 4-21
Entering the Cal . . . . . . . . . . . . . . . . . . . . . . 4-24
4. Test Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
Entering and Exiting the Test Mode . . . . . 4-25
LED Array Lighting . . . . . . . . . . . . . . . . . . . . 4-26
Operation Panel Test . . . . . . . . . . . . . . . . . . 4-26
Modem Test . . . . . . . . . . . . . . . . . . . . . . . . . 4-27
Sensor Threshold Initialization . . . . . . . . . 4-29
Tone Tests . . . . . . . . . . . . . . . . . . . . . . . . . . 4-29
5. Printer Tests . . . . . . . . . . . . . . . . . . . . . . . . . 4-31
4-4 Quality Checks . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32
SECTION 5 REMOVAL AND REPLACEMENT
5-1 Cover Removal . . . . . . . . . . . . . . . . . . . . . . . . . 5- 1
5-1-1 Top Cover . . . . . . . . . . . . . . . . . . . . . . . 5- 1
5-1-2 Printer Cover . . . . . . . . . . . . . . . . . . . . 5- 1
5-1-3 Operation Panel . . . . . . . . . . . . . . . . . . 5- 2

5-2 Mechanical and Optical Components . . . . . . 5- 3
5-2-1 LED Array . . . . . . . . . . . . . . . . . . . . . . . 5-3
5-2-2 Scanner Unit . . . . . . . . . . . . . . . . . . . . . 5- 5
5-3 Electronic Components . . . . . . . . . . . . . . . . . . 5- 7
5-3-1 Modem . . . . . . . . . . . . . . . . . . . . . . . . . 5-7
5-3-2 PSU . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-7
5-3-3 OP-PORT . . . . . . . . . . . . . . . . . . . . . . . 5-7
5-3-4 FCU . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
5-3-5 Thermal Head . ; . . . . . . . . . . . . . . . . . . 5-9
5-3-6 SBU . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
5-4 Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12
SECTION 6 ADJUSTMENT
6-1 Scanner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6- 1
6-2 Printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
6-3 Operation Panel . . . . . . . . . . . . . . . . . . . . . . . . . 6-6
SECTION 7 MAINTENANCE
7-1 Principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7- 1
7-2 Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7- 1
7-3 Performance Checks . . . . . . . . . . . . . . . . . . . . 7- 1
7-4 Video Signal Checks . . . . . . . . . . . . . . . . . . . . . 7-2
7-5 Line Connection Check . . . . . . . . . . . . . . . . . . 7- 2
7-6 Others . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2
SECTION 8 TROUBLESHOOTING
8-1 Error Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8- 1
8-2 Symptoms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-14
APPENDICES
ABit Switches
B
Jumpers, Test Points and VRs
c
Point-to-Point Diagram
D Block Diagrams
E PCB Layouts
F
Sensor Table
G Specifications
H
Glossary of Terms

SECTION 1

1-1 INSTALLATION REQUIREMENTS
Install in a place which satisfies the following:
Not exposed to direct sunlight
Away from areas containing corrosive gas
Level
Well ventilated (air turnover at least three times per
hour)
Not subject to vibration
Dust-free
Condensation-free
Temperature 17 to 28°C
Humidity 30 to 85%RH.
Away from other electronic equipment, to avoid in-
terference
Away from heaters and air conditioners, to avoid
sudden changes of temperature
With clearance as shown below
1-1

1-2 UNPACKING PROCEDURE
1. Pull the machine out of the carton, with the foam supports and package.
2. Remove the package, the foam supports, and the plastic bag from the machine.
1-2

1-3 ACCESSORIES
1. Facsimile Terminal
1
2. Thermal Paper 15m
3. Operation Manual
1
4. Power Cord
1
5. Tilt Stand
1
6. Screwdriver
1
7. One-touch Key Labels 1 set
1-3

SECTION 2

2-1 ASSEMBLY
Note: Step 6 is optional, as the tilt stand does not have to be used.
1.
2.
3.
Remove all tape from the outside of the machine.
Push down the printer cover release button (A) and open the print-
.
er cover.
Remove the red spacers from the platen roller bushings.
2-1

4. Place the paper roll in the machine with the leading edge feeding
as shown below.
5. Close the printer cover. Ensure that the cover is locked properly.
Make a test copy.
6. Stand the unit on its right side. Attach the tilt stand to the rear
base of the unit as shown (two screws). Then stand the unit back
on its base.
2-2

2-2 POWER CONNECTION
First, make sure that the power switch on the unit is off.
1. Connect the power cord to a 230V 50/60Hz power source capable of supplying more than 10A.
2. Voltage must not fluctuate more than 10%.
3. Make sure that the plug is firmly inserted into a proper grounded wall socket.
4. A dedicated circuit is recommended.
2-3

SECTION 3

3-1 EXTERNAL
– Guide to Components —
3-1

3-2 INTERNAL
– Optical and Mechanical Components –
3-2

No. Name Function
1 LED Array Illuminates the document.
2 Tx Motor Drives the DF and the scanner.
3SBU
Contains the CCD, which converts optical images
into an analog signal.
4 Paper Roll Thermosensitive paper
5 Rx Motor Drives the printer paper feed mechanism.
6 Thermal Head Prints on the thermal paper.
7 Platen Roller Feeds the printer paper.
8First Mirror Reflects light from the document to the SBU.
9 Second Mirror As above.
10 Third Mirror
As above.
3-3

– Electronic Components –
3-4

No. Name Function
1 OPU
Drives the operation and display panels.
Illuminates the document.
3 Scan Line Sensor (SB-2)
Detects when a document is set at the scan line.
4Document Sensor (SB-1) Detects when a document is set in the DF.
5 Tx Motor
Drives the DF and the scanner.
6SBU
Converts optical images into an analog signal.
Monitors the telephone line.
Prints on the thermal paper.
Drives the printer paper feed mechanism.
10 Printer Cover Sensor Detects when the printer cover is open and cuts
(SB-10)off the main power.
11 PSU Supplies power to all parts.
3-5

No.
Name Function
12
FCU
Controls the system.
14 Paper End Sensor Detects when the paper roll has run out.
(SB-4)
15
NIF
Contains the network control hardware.
3-6

SECTION 4

4-1 OPERATION PANEL
No.
1.
2.
3.
4.
Name
Function Key
Caution Indicator
Tel Mode Indicator
Voice Request Key
Function
Press to enter the programming mode.
Lights when a transmission failure, document misfeed
or copy misfeed occurs.
Lights when the unit is in TEL mode.
During communication, press this key to request voice
contact with the other terminal’s operator.
4-1