Modem Card Voltages And Signals - Lexmark X500n Service Manual

7100-XXX

Modem Card voltages and signals

Pin Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
5-18
Service Manual
Signal
+3.3 V
+3.3V
Signal
Signal
Signal
Signal
Signal
Signal
Signal
Signal
Signal
Signal
Signal
Signal
Signal
Signal
SCS3
Signal
SRD
IRQN
SWR
Signal
Reset
GND
Signal
Signal
GND
GND
Signal
SSD_PWM