Service manual

Pin Assignments for I/O Connectors: Dell Inspiron 4150
If you reconfigure your hardware, you may need pin number and signal information for the parallel
connector.
Pin Signal I/O Definition
1 STB# I/O Strobe
2 D0 I/O Printer data bit 0
3 PD1 I/O Printer data bit 1
4 PD2 I/O Printer data bit 2
5 PD3 I/O Printer data bit 3
6 PD4 I/O Printer data bit 4
7 PD5 I/O Printer data bit 5
8 PD6 I/O Printer data bit 6
9 PD7 I/O Printer data bit 7
10 ACK# I Acknowledge
11 BUSY I Busy
12 PE I Paper end
13 SLCT I Select
14 AFD# O Automatic feed
15 ERR# I Error
16 INIT# O Initialize printer
17 SLIN# O Select in
18-25 N/A N/A Ground signal
Shell N/A N/A Frame ground
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