Compaq Presario CQ20-300 Compaq Presario CQ20 Notebook PC - Maintenance and Se - Page 116
RJ-11 (modem), Maintenance and Service Guide, Connector pin assignments
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Connector pin assignments RJ-11 (modem) Pin Signal 1 Unused 2 Tip 3 Ring 4 Unused 5 Unused 6 Unused 9-4 Maintenance and Service Guide
![](/manual_guide/products/compaq-presario-cq20300-compaq-presario-cq20-notebook-pc-maintenance-service-guide-cb7de9f/116.png)
9–4
Maintenance and Service Guide
Connector pin assignments
RJ-11 (modem)
Pin
Signal
1
Unused
2
Tip
3
Ring
4
Unused
5
Unused
6
Unused