Brother HL-2600CN Service Manual page 278

4.6.4 Paper Sensor (P. EN) / OHP Sensor 3
1) Remove the set screws ST3X6 (2 pcs.) to remove the paper guide L from the printer.
2) Remove the set screws BT3X6 (2 pcs.) to remove the paper guide (UL) ASSY 2.
3) Disconnect the connectors (2 pcs.).
4) Release the three hooks to remove the paper sensor (P. EN).
5) Remove the set screws BT3X8 (2 pcs.) to remove the OHP sensor 3.
Paper guide L
Paper guide (UL) ASSY 2
OHP sensor 3
VII-66
Fig.7-93
Hook
Fig.7-94
Hook
Paper sensor (P. EN)