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English
UPSI-1208(D) | UPSI-2406(D)
7 Description of connectors X1 to X11 (Fig. 2)
X5
RELAIS CONNECTION
Make contact (NO): When input power is interrupted, the contact is closed (= 0 Ω ).
X6
USB CONNECTION
USB Socket Typ B
X7
USB PIN HEADER 2.54 MM
X8
JTAG
X9
RS232
+5V
USB –
USB +
GND
GND
X9
PIN
SIGNAL
UPSI
DSUB9 SIGNAL
MAINBOARD
1
NC
1
NC
2
DTR
6
DSR
3
TXD
2
RXD
4
NC
7
NC
5
RXD
3
TXD
6
NC
8
NC
7
DSR
4
DTR
8
NC
9
NC
9
GND
5
GND
10
NC
PIN 10
PIN 9
PIN 8
PIN 7
PIN 6
PIN 5
PIN 4
PIN 3
PIN 2
PIN 1
1
