Avision @V6600 User manual

Network Scanner
Service Manual
(P/N: 253-0115-E)
Avision Inc.

ii
Contents
1. INTRODUCTION .......................................................................................1-1
1.1 GENERAL NOTES FOR SERVICING ................................................................. 1-1
2. SPECIFICATION .......................................................................................2-1
3. PRECAUTIONS OF INSTALLATION/TRANSPORTATION.................................3-1
3.1 PRECAUTIONS OF INSTALLATION ................................................................. 3-1
3.2 TRANSPORTATION.................................................................................. 3-1
4. THEORY OF OPERATION............................................................................4-1
4.1 INTRODUCTION ..................................................................................... 4-1
4.2 MAIN CONTROL UNIT.............................................................................. 4-2
4.2.1 System Diagram ...................................................................... 4-2
4.2.2 SENSOR INPUT........................................................................ 4-3
4.2.3 SUB POWER SUPPLY CIRCUIT ..................................................... 4-3
4.2.4 POWER SUPPLY ....................................................................... 4-4
5. PROBLEM SOLVING ..................................................................................5-1
5.1 TROUBLESHOOTING FLOWCHART ................................................................. 5-2
5.1.1 POWER ON TO @V6600 READY ................................................... 5-2
5.1.2 E-MAIL OPERATION .................................................................. 5-3
5.1.3 FILING OPERATION .................................................................. 5-4
5.1.4 SCAN TO USB FLASH DRIVE OR PUBLIC FOLDER. ........................... 5-5
5.2 TABLES ............................................................................................. 5-6
5.2.1 LCD does not display ................................................................ 5-7
5.2.2 SCANNING IS NOT PERFORMED .................................................. 5-7
5.2.3 IMAGE UNCLEAR ...................................................................... 5-8
5.2.4 NOISE GENERATED .................................................................. 5-8
5.2.5 LCD DOES NOT SHOW MESSAGE AFTER COMMAND ........................ 5-9
5.2.6 THE PRODUCT IS NOT CONNECTED TO THE NETWORK.................... 5-9
5.2.7 INFORMATION MESSAGES DURING INITIATION OR SCANNING.........5-10
5.2.8 INFORMATION MESSAGES DURING NETWORKING .........................5-11
5.2.9 INFORMATION MESSAGES DURING E-MAILING .............................5-12
5.2.10 INFORMATION MESSAGES DURING FILING...................................5-14
5.2.11 INFORMATION MESSAGES DURING SCAN TO USB DRIVE OR PUBLIC
FOLDER ................................................................................5-16

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6. DISASSEMBLY ..........................................................................................6-1
6.1 SERVICE TOOL ..................................................................................... 6-1
6.2 PROCEDURE FOR DISASSEMBLY AND REASSEMBLY .............................................. 6-2
6.2.1 Notes on disassembly ............................................................... 6-2
6.2.2 Removing the ADF pad.............................................................. 6-3
6.2.3 Removing the ADF Roller ........................................................... 6-5
6.2.4 Removing the Output Tray ......................................................... 6-6
6.2.5 Removing the ADF Front Cover ................................................... 6-8
6.2.6 Removing the 2 Sensor Units on the front case .............................6-10
6.2.7 Removing the Sensor Board ......................................................6-14
6.2.8 Removing the ADF Board ..........................................................6-16
6.2.9 Removing ADF Chassis .............................................................6-17
6.2.10 Removing ADF Inverter ............................................................6-20
6.2.11 Removing ADF Motor ...............................................................6-22
6.2.12 Removing the Hinge ................................................................6-24
6.2.13 Removing the Metal Cover ........................................................6-26
6.2.14 Removing the Main Board .........................................................6-28
6.2.15 Removing the CF Card Board.....................................................6-30
6.2.16 Removing the Name Plate.........................................................6-31
6.2.17 Removing the Panel Main Board.................................................6-33
6.2.18 Removing the Panel Screen.......................................................6-36
6.2.19 Removing the Back Cover of the Panel ........................................6-38
6.2.20 Removing the Rubber Cap ........................................................6-40
6.2.21 Removing the Upper Housing ....................................................6-41
6.2.22 Removing the Metal Plate .........................................................6-43
6.2.23 Removing the Sliding Rod .........................................................6-44
6.2.24 Removing the Flatbed Chassis ...................................................6-45
6.2.25 Removing the Chassis Cover .....................................................6-46
6.2.26 Removing the Motor ................................................................6-47
6.2.27 Removing the Inverter .............................................................6-50
6.2.28 Removing the Lamp Assembly ...................................................6-53

Service Manual
1-1
1. INTRODUCTION
General Notes for Servicing
General Description
The manual describes areas to be maintained, the detailed installation, the disassembly,
and the component replacement procedures as well as the main trouble shooting guides.
Please take your time to read this manual thoroughly to obtain comprehensive knowledge
about the scanner before serving the unit.
1.1 General notes for servicing
(1) Before trying to disassemble the scanner, make sure the power supply cord of the
scanner is disconnected from the power outlet. Under any circumstance, do not
remove or install the connectors on the scanner with the power supply turned ON.
(2) Use caution not to drop small parts or screws inside the unit when disassembling and
reassembling. If left inside, they might cause the malfunction of the unit.
(3) Do not pull the connector cable when disconnecting it. Hold the connector.
(4) When carrying the scanning head unit, put it in an anti-static bag.
(5) Keep the document table glass surface always clean. If contaminated, use a dry
clean cloth for cleaning.
(6) Use caution not to injure your fingers or hands when disassembling or reassembling
the unit.

Service Manual
2-1
2. SPECIFICATION
Specifications
Model Name
@V6600
Product Type
Legal size Flatbed + DADF (Dual Reading Head
Duplex ADF)
Optical Resolution
600 x 600 dpi
Adaptor Input Voltage
AC 100~240V
Adaptor Output
24V DC, 3.2A
CPU
400 MHz, Toshiba x4939 (MIPS64)
Scanner ASIC / Image
Processor
124 MHz, visionMax 800 * 2
DSP Co-Processor
500 MHz, SPI SP-16
Memory Size
896 Mbytes DRAM in total
System: 128MB
Scanner/Image Buffer: 256MB
DSP: 512MB
Flash Memory Size
40.5 Mbytes in total
System: 8.5Mbytes
DSP: 32 Mbytes
Built-in CF Card Storage
8/16Gbytes
LCD display
7” color TFT LCD
800*480 dots
Effective Area: 152.4 * 91.44 mm
With Touch Panel

2-2
Connectivity (External Ports)
USB 2.0 Device * 1
USB 2.0 Host * 2 (on Rear Panel)
USB 2.0 Host * 1 (on Front Panel)
RJ-45 Network Connector * 1
Dimensions (W x D x H)
531 x 484 x 401 mm3(with ADF)
Weight
12.92 Kgs (With ADF)
Maximum Scanning Area
(Flatbed)
8.5” x 14”
Document Set Reference
Left upper corner
Life
Scanner life(Flatbed)
Lamp life
50,000 scans or 5 years
More than 10,000 hours
Acoustic Noise
46 dB
MTBF
5,000 hours
Type
U-shape, Dual-Head Duplex
Capacity
50 sheets
Document Size
4.5” x 5.5” ~ 8.5” x 14”
Paper Feed
Face Up
Paper Weight
16 lb ~ 28 lb (60g/m2 ~ 105 g/m2)
0.002”~0.006”
Multi-Feed Detect
Yes
ADF life
600,000 scans or 5 years, whichever comes first
Recommended Pad
Replacement
30,000 scans
Customer Replaceable
Recommended Roller
Replacement
200,000 scans
MTBF
5,000 hours
Network Topology
10/100/Gigabit Ethernet
Connectivity
RJ-45 UTP connector

Service Manual
2-3
Protocol
TCP/IP, DHCP
802.1x, SSL/TLS
DNS, DDNS, SNTP
LDAP, LDAP-SSL, SLP,
SMTP, HTTP, HTTPS, MIME, FTP, FTPS, CIFS(SMB)
HTTP Server
, Port9100
Connection Configuration
1. Enable DHCP or
2. assign physical IP address:
IP address
IP subnet mask
IP Gateway
Device URL
Same as Information/Device Name
Security
IEEE802.1x, SSL/TLS