Lexmark 4036-307 - Modem Board

5-8 Service Manual
4036-307, -308
Modem board
Connector
Pin
no.
Signal
J69 1 +5 V
2GND
3+3.3 V
4+3.3 V
5MOD_D0
6MOD_D1
7MOD_D2
8MOD_D3
9GND
10 MOD_D4
11 MOD_D5
12 MOD_D6
13 MOD_D7
14 GND
15 MOD_DA0
16 MOD_DA1
17 MOD_DA2
18 GND
19 MOD_DA3
20 MOD_DA4
21 MOD_DA5
22 GND
23 MOD_IRQ
24 MOD_WR
25 MOD_RD
26 MOD_CS
27 GND
28 MOD_ROY
29 MOD_[RES
30 MOD_RES