Hardware specifications, Circuit board functions, Chapter 5 – Epson SR-600 User Manual
Page 83: Circuit board functions -1, Confidential
Rev.A
Hardware Specifications 5-1
Developer's Guide SR-600
Confidential
Chapter 5
Hardware Specifications
Circuit Board Functions
Descriptions of the circuit board used in the SR-600 are listed below.
❏ Motherboard
The circuit board unit that contains the basic functions for the PC.
This contains CPU, chip set, memory(DIMM), Super I/O, power supply unit (DC - DC
Converter) and so on.
❏ Video board
This is connected to the motherboard and acts as a system relay on the LCD, and performs
LVDS conversion for the TFT. A single circuit board supports the TFT LCD panel and the
DSTN LCD panel.
❏ PCI board
This connects to the PCI expansion board, and is connected to the motherboard.
❏ Volumeboard circuit board
This consists of the keyboard I/F, reset switch of the SR-600, power switch and speaker
volume, and is connected to the motherboard with a cable.
❏ I/O board
The circuit board that contains the interface connectors of the external I/O consists of three
serial ports, one parallelport, USB2 port and LAN1 port.
❏ Drawer board/CRT board (Option)
The circuit board that adds 2 drawer ports and an external CRT1 port.