3
7.2.6 USB Backup / Restore ..........................................................................................................56
7.3 Hardware Test ....................................................................................................................................60
7.3.1 Input ......................................................................................................................................60
7.3.2 USB .......................................................................................................................................61
7.3.3 RS232 ...................................................................................................................................62
7.3.4 Ethernet.................................................................................................................................63
7.4 Touch Screen Calibration ...................................................................................................................64
7.5 System Information.............................................................................................................................67
7.7 Maintenance .......................................................................................................................................71
7.7.1 Thermal Head Cleaning ........................................................................................................71
7.7.2 Basic Cleaning ......................................................................................................................72
7.7.3 Dismantled Thermal Head ....................................................................................................72
8. FIRMWARE UPGRADING .............................................................................................................................74
8.1 Kernel
74
8.2 PC Scale Application ..........................................................................................................................81
8.3 Printer Firmware .................................................................................................................................82
9. MAJOR PART DISASSEMBLY .....................................................................................................................84
9.1 Disassembly of Front Cover ...............................................................................................................84
9.2 Disassembly of Main Body Side Cover ..............................................................................................84
9.4 Disassembly of Keyboard Block.........................................................................................................88
9.5 Disassembly of Top Cover .................................................................................................................88
9.6 Disassembly of WLAN Kit ..................................................................................................................89
9.7 Disassembly of Thermal Head Unit....................................................................................................90
9.8 Disassembly of Printer Block..............................................................................................................91
9.10 Disassembly of Power Supply Unit ..................................................................................................93
9.11 Disassembly of I/O (Base) Board .....................................................................................................94
9.12 Disassembly of I/O Interface Board..................................................................................................94
10. HARDWARE DETAILS ................................................................................................................................96
10.1 Block Diagram ..................................................................................................................................96
10.1.1 DP-5000 ..............................................................................................................................96
10.1.2 DI-5000 / DPS-5000............................................................................................................97
10.2 Power Supply Unit ............................................................................................................................98
10.3 CPU Board .......................................................................................................................................98
11. OPTION KITS INSTALLATION .................................................................................................................100
11.1 RF Antenna Installation ..................................................................................................................100
12. PORT PIN CONFIGURATION AND CABLE .............................................................................................101
12.1 Ethernet Port ..................................................................................................................................101
12.2 RS232C Port ..................................................................................................................................102
12.3 USB Port.........................................................................................................................................102
13. SPECIFICATION LIST ...............................................................................................................................103
13.1 W&M SPEC ....................................................................................................................................103
13.1.1 W&M Scale .......................................................................................................................103
13.1.2 W&M Tare .........................................................................................................................104
13.1.3 W&M Price ........................................................................................................................105
13.1.4 W&M Operation.................................................................................................................106
13.2 Printer SPEC ..................................................................................................................................107
13.3 User SPEC .....................................................................................................................................109