HP 8550 Service Manual - Page 84
Original indicator LED LED101, LED 102, Delivery sensor 2 S12
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Table 36. Copier, I/O mode Level 2 and Level 3 menus (continued) Level 2 FEEDER, continued Level 3 (address) Bit P007 7 6 5 3 2 1 0 P008 5 4 3 2 1 0 P009 1 0 P010 7 6 5 4 3 2 1 0 Item WGTSL CL BK ORGLED RSDRV SDIR EMPWM RFC UPCC1, CVRSW EJTS2 Description Paper holding plate solenoid (SL2) ("1" when on) Clutch (CL) drive ("1" when on) Brake (BK) drive ("1" when on) Original indicator LED (LED101, LED 102) ("0" when on) Recirculation motor (M5) drive signal ("1" when on) Pick-up motor (M1) direction signal ("1" when in top-separation mode) Delivery motor (M5) speed signal ("0" or "1" according to speed) ADF switch (MS1) ("1" when open) Upper cover switch (MS2), Upper cover sensor (S4) ("0" when upper cover is open) Delivery sensor 2 (S12) ("1" when paper is present) SW3 on feeder controller PCB ("1" when pushed) SW2 on feeder controller PCB ("1" when pushed) SW1 on feeder controller PCB ("1" when pushed) LED2 on feeder controller PCB ("0" when on) LED1 on feeder controller PCB ("0" when on) DSW1-8 on feeder controller PCB ("1" when on) DSW1-7 on feeder controller PCB ("1" when on) DSW1-6 on feeder controller PCB ("1" when on) DSW1-5 on feeder controller PCB ("1" when on) DSW1-4 on feeder controller PCB ("1" when on) DSW1-3 on feeder controller PCB ("1" when on) DSW1-2 on feeder controller PCB ("1" when on) DSW1-1 on feeder controller PCB ("1" when on) 82 Chapter - 3 Operational overview EN