Acrosser AR-B1320 - Manual (Page 22)

A A R R - - B B 1 1 3 3 2 2 0 0 U U s s e e r r ’ ’ s s G G u u i i d d e e
3-3
Name Function Section
JP1 CPU base clock select 3.2
JP2 RS-485 terminator select (COM-A) 3.11.3
JP3 RS-485 terminator select (COM-B) 3.11.3
Switch 1 The base I/O address of SSD selector 3.3
Switch 2 The memory segment of SSD selector 3.3
Switch 3 The memory segment of DiskOnChip selector 3.3
Switch 4 Reserved 3.3
Switch 5 COM-A port mode selector 3.3
SW1
Switch 6 COM-B port mode selector 3.3
J1 External power and hard disk LED header 3.4
J2 Keyboard connector 3.5
J3 Reset header 3.6
J4 Speaker header 3.7
J5 Power connector 3.8
CN1 Printer connector 3.9
CN2 Floppy connector 3.10
CN3 RS-232C connector (COM-A) 3.11
CN4 RS-232C connector (COM-B) 3.11
CN5 RS-485 connector 3.11
CN6 44-pin IDE connector 3.12
CN7 40-pin PC/104 connector (Bus C & D) 3.13.2
CN8 64-pin PC/104 connector (Bus A & B) 3.13.1
LED1 Onboard power LED 3.14.1
LED2 User defined status LED 3.14.2
U1 Expandable DRAM socket 2.3
U2 Flash socket (First) 3.16
U5 Flash socket (Second) 3.16
U12 Flash socket (Third) and DiskOnChip socket 3.16
Table 3-1 Important Component List