Lexmark Optra N 4040 Service Manual page 223

4040
1. Face-down Tray Delivery Sense signal (FDOUTS)
2. Face-down Tray Paper Full Sense signal (FDFULS)
3. Fixing Unit Delivery Sense signal (/FPOUTS)
4. Upper Cassette Paper Size Sense signal
5. Lower Cassette Paper Size Sense signal
6. Lower Cassette Paper-level Sense signal 1 (LVPS1)
7. Lower Cassette Paper-level Sense signal 2 (LPVS2)
8. Lower Cassette Sense signal (/LDECKC)
9. Lower Cassette Paper-out Sense signal (/LDECKS)
10. Upper Cassette Paper-level Sense signal 1 (UPVS1)
11. Upper Cassette Paper-level Sense signal 2 (UPVS2)
12. Upper Cassette Sense signal (/UDECKC)
13. Upper Cassette Paper-out Sense signal (/UDECKS)
14. Registration Paper Sense signal (/REGS)
15. Multipurpose Tray Paper Sense signal (/MPTPS)
16. Lifting Plate Sense signal (/MPTLS)
17. Pick-up Unit Paper Sense signal (/FEEDS)
PS1: Registration paper sensor
PS2: Pick-up unit paper sensor
PS1201: Lower cassette sensor
PS1202: Upper cassette sensor
PS1203: Lower cassette paper-level sensor 1
PS1204: Lower cassette paper level sensor 2
PS1206: Upper cassette paper-level sensor 2
PS1207: Lower cassette paper-out sensor
PS1208: Upper cassette paper-out sensor
PS1301: Multipurpose tray paper sensor
PS1302: Lifting plate position sensor
PS1401: Face-down tray paper full sensor
PS1402: Face-down tray delivery sensor
PS1403: Fuser delivery sensor
SW1602: Cassette-size sensing switch
SW1603: Cassette-size sensing switch
SW1604: Cassette-size sensing switch
Locations 5-7