User guide
Page
2
of
4
AR-B1565/1565A Manual
9. 26-PIN AUDIO CONNECTOR (AUDIO1)
1
2
25
26
PIN Signal PIN Signal
1 AUXAL 2 LINEL
3 AUXAR 4 LINER
5 VCC 6 Not Used
7 AUDIOL 8 MICPH
9 AUDIOR 10 PCSPKO
11 GND 12 GND
13 Not Used 14 Not Used
15 GND 16 GND
17 Not Used 18 Not Used
19 Not Used 20 Not Used
21 Not Used 22 Not Used
23 Not Used 24 Not Used
25 GND 26 GND
Note: the connector does not contain the GAME (MIDI)
port signal. When AR-B9425 audio card is used with this
CPU board, the GAME port function is not supported.
10. SERIAL PORT A~D SELECT (JP3~JP6)
1
3
5
2
4
6
1
3
5
2
4
6
1
3
5
2
4
6
1
3
5
2
4
6
(3-4 +12V: Factory Preset)
11. COM-C RS-232/RS-485 SELECT (J6, J8)
J6
1
3
5
1
2
3
J8
RS-232
J6
1
3
5
1
2
3
J8
RS-485
Factory Preset
12. RS-485 TERMINATOR SELECT (J7)
When there is only one line the setting should be left off,
if multiple blocks are used on a single line this should be
set to “ON” in order to properly terminate the connection
for better transmission of data
OFF
Factory Preset
1
2
1
2
ON
13. SERIAL PORT A-D CONNECTOR (SERI1)
1
2
39
40
14. RESET SWITCH (J13)
2 – RS
1 - GND
15. POWER CONNECTOR (PWR1, J11)
1: +12V
2: GND
3: GND
4: +5V
1: GND
2: -5V
3: -12V
J11
PWR1
1
2
3
4
3
2
1
16. POWER CONTROL CONNECTOR (CN1)
1
2
3
for AT Power
PSON
+5VSB
1
2
3
for ATX Power
Factory Preset
17. POWER ON CONNECTOR FOR ATX POWER
SUPPLY (J4)
PSON
GND
2 1
18. EXT.BATTERY (J5)
1 – EXBAT
2 - GND
1-2 +5V
3-4 +12V
5-6 GND