Avision @V6600, Service Manual

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ii
Contents
1. INTRODUCTION ....................................................................................... 1-1
1.1 G
ENERAL NOTES FOR SERVICING
................................................................. 1-1
2. SPECIFICATION ....................................................................................... 2-1
3. PRECAUTIONS OF INSTALLATION/TRANSPORTATION ................................. 3-1
3.1 P
RECAUTIONS OF
I
NSTALLATION
................................................................. 3-1
3.2 T
RANSPORTATION
.................................................................................. 3-1
4. THEORY OF OPERATION ............................................................................ 4-1
4.1 I
NTRODUCTION
..................................................................................... 4-1
4.2 M
AIN
C
ONTROL
U
NIT
.............................................................................. 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 T
ROUBLESHOOTING
F
LOWCHART
................................................................. 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 T
ABLES
............................................................................................. 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