Wiring Diagram (HP LaserJet 4000/4000N) J101 J1 LINE INPUT Duplexing unit driver PCA papersize switches SW601 SW602 SW600 J603 J72 FG J154 J702 J701 Duplex feed motor M702 J602 Coolingfan FM101 HOT J114 1 6 Envelope feeder driver PCA J401 J551 J501 J60 J53 J55F J61M Laser/scanner unit TB102 TB902 J56 Scanning motor BD PCA Laser driver J107 J106 J912 J911 CL101 J127 J128 J125 J126 J113 SL 901 Envelope pickup solenoid TB901 J902 J901 PS901 SL102 Top OutputBin paper full sensor PS104 PS902 Envelopemulitplefeedsensor Envelope feeder Feed rollerclutch Tray1 pickup solenoid J913 J903 Envelope sensor A B C D 6 5 4 3 2 Duplex feed motorReversing motor D pu ap pl ee rx s p ei nc sk ou rpDup sl oe lx ei nn og i dunit J715 J716 J717 M702 M701 PS701 SL701 PS703 Reversedpaper sensor J133 TH901 Fuser J713 PS702 Rear Output Bin J134 Toner cartridge Laser/scanner unit sensor J137 FU901 J702 J701 J706 J703 J705 J714 PS 106 Fuser paper delivery J704 sensor 2 FG Scanning BD PCA Laser driver TB13 J135 motor Duplexing unit driver PCA FM701 J719 J718 J707 J132 J401 J551 J501 Tray1 Coolingfan papersensor FM101 PS105 J711 J712 Duplexingunit J131 exhaustfan Duplexing unit J114 J102 J103 J154 J58 J71 J31 TB12 TB11 TB10 J61M J53 FG HOT NEUTRAL TR TB64 TB61 TB62 TB63 J55F LINE INPUT PS501 Test print switch FG Printer controller PCA SW501 NEUTRAL Fuser paper delivery sensor 1 J60 J113 HOT Control Panel J75 J101 J1 PS104 Top OutputBin paper full sensor J56 J125 J126 SL102 J72 J52 J50 J51 Tray1 pickup solenoid J301 J127 J128CL101 Feed rollerclutch J301 J200 J201 J202 J57 J57 J73 Envelope feeder J106 J911 Envelope feeder M101 Video controller driver PCA Main motor J603 J901 J104 J811 PS901 J601 J801 Paper feeder driver PCA SW801 SW600 Paper size detection PCA SW802 Envelope sensor SW601 SW803 TB101 SW602 Paper feeder J111 J112 J129F J107 J912 papersize switches paper size J803 J802 switches TB102 TB902 J602 J604 J105 J812 J902 J903 PS102 PS103 SW101 Pre-feed Top of Door J110 J813 sensor sp ea ng se or de so t wep ice tt cn i hon TB901 J913 SL 901 Envelope P TrS a1 y0 p1 aper S TrL ay10 pi1 ckup Paper feeder pP aa ppP eeS rr s8 fe e0 e n1 d se or r piP cka upS peL r s8 f oe0 le1 ed ne or id pickup so Ele nn vo ei ld opemulitplefP eS ed9 s0 e2 nsor sensor solenoid Output Bin ensor J137 F PS 106 Fuser er delivery ensor 2 FG TB13 J132 J712 J131 J103 J711 lexingunit haustfan Duplexing unit J102