![background image](http://html.mh-extra.com/html/sharp/up-5300/up-5300_service-manual_373328011.webp)
4-4. RS232 loop back connector: UKOG-6705RCZZ
Connected to the RS232 connector (D-SUB 9 pin: COM1, COM2,
COM3, COM4) of the UP-5300 and ER-A8RS, and used to check
loop signals when executing diagnostics.
•
Connection diagram
4-5. RS232 modular jack loop back connector:
UKOG-6729BHZZ
Connected to the RS232 connector (RJ45: COM3, COM4, COM5,
COM6) of the UP-5300, and used to check loop signals when execut-
ing diagnostics.
•
Connection diagram
4-6. BIOS loading board: CKOG-6727BHZZ
The BIOS loading board: CKOG-6727BHZZ is a tool to write a BIOS
ROM program in the F-ROM on the UP-5300’s main board. Use this
PWB in the following cases:
•
The F-ROM on the UP-5300’s main board be comes unreadible
and a BIOS ROM program must be written in the F-ROM.
•
The BIOS ROM program in the F-ROM is overwritten due to the
version up of BIOS ROM program, etc.
The BIOS loading board is connected to the Option ROM/RAM disk
connector (CN5) of the Main PWB.
•
External view
•
Plain view
•
Connection diagram
CD 1pin
RD 2pin
TD 3pin
DTR 4pin
GND 5pin
DSR 6pin
RTS 7pin
CTS 8pin
RI 9pin
RTS
DTR
TD
GND
GND
RD
DSR
CTS
1pin
2pin
3pin
4pin
5pin
6pin
7pin
8pin
LED1
LED2
LED3
LED4
LED5
LED6
LED7
LED8
13
SW1
2 – 5
Summary of Contents for UP-5300
Page 103: ... B S i d e 9 2 ...
Page 105: ... B S i d e 9 4 ...
Page 106: ...3 V G A P W B A S i d e B S i d e 9 5 ...
Page 107: ...4 R i s e r P W B A S i d e B S i d e 5 T P S w i t c h P W B S w i t c h P W B 9 6 ...
Page 108: ...6 I N V E R T E R P W B A S i d e B S i d e 7 L C D R E L A Y P W B A S i d e B S i d e 9 7 ...