
Ver. Ex.1.1
Confidential
2003/7/8
Fig 4. Main Board
3.1.1 ASIC Architecture
The most important IC on the main board is FD2680E, which is designed by
HITI. This ASIC contains a DSP core, a 8032 MCU, a SDRAM controller, a
CCIR601/656 Video controller, a CompactFlash card controller, a SmartMedia
card controller, a multi-type thermal print engine, an USB controller, the
embedded SRAM, an ADC, and IOs. Firmware can control the action of printer
via the versatile interfaces of FD2680E ASIC.
3.1.2 Memory IC
a) SDRAM
This 256Mbit SDRAM on main board is to be the data buffer. The image
file, print data, video frame are temporarily stored during operation.
NAND flash
3.3V
256Mb
ADF motor
Driver
Содержание 630PS
Страница 1: ...Ver Ex 1 1 Confidential 2003 7 8 630PS Service Guide ...
Страница 15: ...Ver Ex 1 1 Confidential 2003 7 8 Fig 15 Ribbon LED Sensor Fig 16 Ribbon LED ...
Страница 17: ...Ver Ex 1 1 Confidential 2003 7 8 Fig 18 TPH Specification Fig 19 TPH Back View ...
Страница 34: ...Ver Ex 1 1 Confidential 2003 7 8 6 1 2 Tools for Troubleshooting 1 Tweezers 2 Screwdriver minus ...
Страница 35: ...Ver Ex 1 1 Confidential 2003 7 8 3 Screwdriver plus 4 IC Clamp ...
Страница 36: ...Ver Ex 1 1 Confidential 2003 7 8 5 Meter 6 Wire Cutter ...
Страница 37: ...Ver Ex 1 1 Confidential 2003 7 8 7 Binder 8 Glue ...
Страница 38: ...Ver Ex 1 1 Confidential 2003 7 8 9 HiTi Cleaning Kit ...
Страница 39: ...Ver Ex 1 1 Confidential 2003 7 8 6 2 Case Disassembly A C D E F G H B I J K L 6 2 1 Remove Ribbon Door Cover ...
Страница 42: ...Ver Ex 1 1 Confidential 2003 7 8 6 3 2 Remove Power Board ...
Страница 44: ...Ver Ex 1 1 Confidential 2003 7 8 6 4 2 Slide Main Board and take it out ...
Страница 45: ...Ver Ex 1 1 Confidential 2003 7 8 6 4 3 Sockets ...
Страница 47: ...Ver Ex 1 1 Confidential 2003 7 8 6 5 2 Disassemble CAM Motor ...
Страница 48: ...Ver Ex 1 1 Confidential 2003 7 8 6 5 2 Disassemble Capstan Motor ...
Страница 49: ...Ver Ex 1 1 Confidential 2003 7 8 6 6 Disassemble Fan ...
Страница 50: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 51: ...Ver Ex 1 1 Confidential 2003 7 8 6 7 Disassemble Sensors 6 7 1 Disassemble Ribbon Cassette Sensor ...
Страница 52: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 53: ...Ver Ex 1 1 Confidential 2003 7 8 6 7 2 Disassemble Ribbon LED ...
Страница 54: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 55: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 56: ...Ver Ex 1 1 Confidential 2003 7 8 6 7 3 Disassemble Ribbon Sensor ...
Страница 57: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 58: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 59: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 60: ...Ver Ex 1 1 Confidential 2003 7 8 6 7 4 Disassemble Cam Sensor ...
Страница 61: ...Ver Ex 1 1 Confidential 2003 7 8 6 7 5 Disassemble LE Sensor ...
Страница 62: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 63: ...Ver Ex 1 1 Confidential 2003 7 8 6 7 6 Disassemble Jam Sensor Remove glue ...
Страница 64: ...Ver Ex 1 1 Confidential 2003 7 8 6 8 Disassemble Rollers 6 8 1 Disassemble Pinch Roller ...
Страница 65: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 66: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 67: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 68: ...Ver Ex 1 1 Confidential 2003 7 8 6 8 2 Disassemble Capstan Roller ...
Страница 69: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 70: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 71: ...Ver Ex 1 1 Confidential 2003 7 8 ...
Страница 80: ...Ver Ex 1 1 Confidential 2003 7 8 ...