Samsung ML-1440 Service Manual - Page 8

22. Connection Diagram PT L PT L Ctrl 5V Mic r o Sw it ch on Board In- 24V Out- 24V S HVPS CN2 CN 3 CN 1 1- GND_5 2- GND_5 3- 5V 4- 5V 5- GND_2 4 6- GND_2 4 7- 24VS 8- 24VS 9- 24V 10- 24V CONNECTION DIAGRAM Si ze /E mp ty /Fe ed /Ma nual Senso r s ar e on B ©d CN1 4 Solenoid Remark : Normal Connec t or : Board on t y pe Connec t or Ther mistor T herm1 T herm2 Joint t ype Exit Sensor 1- Ther m1 2- Ther m2 1- 5V 2 - Ex it _s ignal 3 - GND_5 Micro- Switch ( For L SU 5 V S Cut ) LSU 1- 5V 2- 5VS 1- / HSYNC 2- 5VS 3- GND_5 4- / LD_ON 5- /VDO 6- LSUPOWE R1 200 7- 24VS 8- GND_2 4 9- P_MOT OR 10- / LREA DY 11- EXT _CL K Panel B'd 1- 5V 2- GND_5 3- LED1 4- LED2 5- LED3 6- LED4 7- Key 1 8- Key 2 HOST ( PC ) Par allel Port 36 Pin USB Por t 4 Pin D CU (For Sys t em Tes t ) 1- 5V 2- RXD 3- TXD 4- GND- 5V 1- 24V S 2- GN D _2 4 3- 5V 4- GND _5 V 5- T H V _PWM 6- T HV RD 7- / T H V _EN 8- / MHV _PWM 9- / DEV _PWM 10- PT L 11- N .C. 12- N .C. CN1 2 CN1 3 CN1 0 CN 2 CN1 1 Controller CN 6 CN 3 CN 5 CN 8 36Pin P1284 Con. CN 7 4Pin USB Jack CN 4 1- Sav e 2- P_Nar r ow 3- Empt y 4- Feed 5- FA N 6- Clut ch 7- Fus er 8- MP_Clut c h 9- MP_Empt y 10- Mot or _PA 11- Mot or _PB 12- / Mot or _PA 13- / Mot or _PB 14- SCF_Cass ete 15- SCF_Mot or 16- SCF_Clut ch 17- SCF_Empt y 18- N.C. 19- T herm2 20- T herm1 21- 5V 22- EXT _Clo ck 23,2 4- 5V 25- 5V PS 26,2 7,28- GND_5 V SMPS CN 1 1- / MP_EMPT Y 2- GND_5 3- 5V MP Tray (Option) CN 2 1- 24VS 2- MP_CL UT CH CN 5 1- 5V 2- SC F_Sel C as set t e 3- SCF_Mot or 4- SCF_CL UT CH 5- SC F_Empt y 6- 24V S 7,8- GND_5 SCF (Option) CN 3 1- Mot o_PA 2- Mot or _PB 3- / Mot or_PB Motor CN 8 4- Mot or _PA CN5 02 CN5 01 CN5 03 HOT Neut ral Heat Lamp (Fuser) HOT Neut ral Power Switch AC In- Let 110V for USA 220V f or EU 1- FA N Cont rol 2- N.C. 3- 24V DC FAN 1- N .C,. 2 - N .C ., 3- 5V , 4- /I OC S3 , 5- D31 , 6- D30 , 7- D2 9, 8- GN D 5, 9- D 28, 10- D 27, 11- D26 , 12- GND5 ,13- D 25, 14- D24 , 15- / EIRQ1, 16 - GND 5, 17- A 5, 18- A 4, 19- A 3, 20- / EIRQ0,21- A 2,22- D2 3, 23- D 22, 24 - A 17, 2 5- D 21, 26- A 16, 27- D20 , 28- A 15, 29 - D19, 3 0- A 14, 31- D18, 32- A13 , 33- D17, 34 - A 12, 3 5- D16, 36- A 11, 37- A6, 38- A 10, 39 - / RESET , 4 0- A 9, 4 1- / WA IT , 42 - A 8, 43- / IOCS3, 44 - A 7, 45 - / IOCS3, 4 6- N .C ., 47- N .C., 48- GN D5 , 49- A1 8, 50- / RD, 51- /WE, 5 2- GN D 5, 53- N .C., 54- N .C., 55 - / EIRQ1, 56- GN D 5, 5 7- N .C ., 58- 5V , 59 - 5V , 60 - 5V (60 pi n Connec t or) Network I/F Card (Option) Samsung Electronics Repair Manual 2-1