HP P2050 manual Circuit diagram

Circuit diagram

Figure 7-14								Circuit diagram
					D																C																								B																						A
	Fuser unit												Fuser film unit					Main motor					1 2 3 4 5							Door switch	SW301				Power switch	SW1001			12							INL101												feed sensor
			Themistor TH1 1 2				Fuser heater		2											M1		M						2																	1	2 3											media			1 2 3	J1204			3				OPTSN
																																				LED1001																					PF							1 2			GND
																																							2 1																													VLEDDR
									1										5	4	3	2	1
																			5	4	3	2	1
								H1				END2												J1202MJ1202F				FT1			FT2		1																			FT3				PS1201			1 23					J1203F	J1203M321							intermediatePF PCA
									1	2																										J1001
												J4
									END1																													11	22		33
																	J202F		1	2	3	4	5													J215F										3	2	1	J101M J101F
							Thermoswitch										J202M		1	2	3	4	5					1			2					J215M		1	2		3					3	2	1									pickupsolenoid	SL4										NOPTSLO
									2																													SWON																					SL		1 2			1 2
									TP																							+24U																																			+24V
															J102F	J102M
										MT2MT1					1		NAC										J2141						JP304J2142																			J302				PF									J1202M12			1		2		3		4
															2		ACH
															2		THFSR
								TP1	1						1	J210M 1 212	GND		GND	/MACC	/MDEC	MFG	+24P1		JP301			JP302	+24V		JP303					JP305		JP306	GND		LED	JP111		JP112		ACH-		ACN-					FB					feederPaper		(Option)				J1202F			J1201
				Fuser delivery											J210F																																																					1	2	3	4	5	6	7
					sensor							J915													TR						DV				PR						ANT																								J1205F			1	2	3	4	5	6	7
							PS915			1 2 3	1 2 3				3	3	S/POSN																																																		J1205D
															2	2	GND
															1	1	3V.+3
															J206F	J206M																																								+24V	4 5 6	4 5 6
																																																								GND
																																																							/TESTP
																																																								/SI	3	3
												J916																																												/SO	2	2
			MPtray	media	presence	sensor	PS914PS916																																																	/CLK	1	1
										1 2 31 2 3	1 2 31 2 3				3	1 2 3 J205M 1 2 3	/MPSNS																		Controller PCA																						J211M	J211F
															1 2		GND
																	3V.+3																																																J2100
															J205F																																									TAG2	2	2					2 1				COILA
												J914																																												TAG1	1	1							2 1		COILB
3			Cassette	media	presence	sensor									1 2 3		/CSTSN																																								J581M	J581F
																	GND
																	3V.+3
																																																								+24P1	7	7
															J204F	3 4J204M																			Engine
																																																								/ACC	5 6	5 6
																																																								/DEC
				Media width																																																				GND	4	4
					sensor		PS913																																																CSTSOL		3	3
										1 2 3		J912																																											LDUPSO		2	2
																																																							KFANLOC		1	1
											3 4				2 3 4		GND																																								J207M	J207F
																	/WDSNS
																	3V.+3
					Top sensor		PS912				1 2				1	J203M 1 2	S/PISN																																																				series only
										1 2 3					J203F																																								S/DUPSN		2 3	2 3		J911		2 3
	P2050 series only																																																							GND
																																																								3V.+3	1	1				1			Duplex reverse				P2050
4				Media full	sensor		PS91			1 2 3	1 2 3	J911			3	J213M 1 2 3	/FULSN																																								J208M	J208F					1 2 3	PS918		sensor
															2		GND						28 +24P1	27 MPSOL	26 CNT0		25 CNT1	24 CNT2		23 GND	22 +5V	21 /BDI	20 N.C.	19 N.C.	18 /BD0			16 /SCLK	15 /RST0	14 GND		13 GND	12 GND		11 GND	10 GND	9 GND	8 +3.3V	7 +3.3V		6 +3.3V	5 +3.3V	4 +3.3V	3 +3.3V	2 N.C.	1 +3.3V
															1		3V.+3																			17 /SC
															J213F							J201
																																							FFC
																																																																							DUPSOL(*)
										J71		J71F											1		3			5			7		9		11		13		15			17			19		21			23			25		27			Duplexreverse		solenoid		SL3		SL	1 2				1 2	J1101M 1 2	+24P1			J1102
																						J7		2		4				6		8	10		12			14			16			18		20		22			24			26		28
																																																																					J1101F
															GND
										3 2 1	3 2 1			9 10 11	9 1011	LED2_FP
																LED1_FP															Formatter
					LCD									8	NRESET
														6 7	RSLD_FP
																ADAT_SR
														5	NCS_SR
														4	NCS_LCD																																																						2		CSTSOL(*)
														1 2 3	CLK_FP																								GND(DCOM)								GND(DCOM)																						1		+24P1
																DATA_LCD																																								MPSOL(*)
															3V.+3
5			2	4		6	8			1011567894	1011567894				J1M 87654231																					+5V(*)						VDO2	GND(DCOM)		VDO1				CNT1						+24P1			Cassette		solenoidpickup		SL2		SL	21					J1104M21
	J72	1	3		5		7	9						J1F					J1M	1	2	3	4	5	6	7		8		9					/BDI(*)	12		GND(5)(*)	10		/VDO2	8			6	/VDO1	4	CNT2	2		CNT0		J3	J4M	1	2													J1104F
																			J1F	1	2	3	4	5	6	7		8		9					13			11			9		7			5		3			1			J4F	1	2
																																																										pickupsolenoid
					FFC																																																							J802F 1 2 3 4Main fan	FM1				1 2 3				3	4 3 2 1 J1103M J1105M 1 2 3		KFANLOC
																																																							1	2													2		+24P1
																																												FFC											SL														1		GND
	J73																					1						1																												SL1													J1105F
		LED1	SW71 12 2 1			LED2	SW73 12 2 1						Operation panel (P2050 series)	Operation panel (P2030 series)			SW951 SW952	12 12	J951		LED951 LED952 LED953				LED954 LED955 LED956										13			11			9		7			5		3			1						MPtray 1 2 3 4
																						2						2								12			10			8			6		4		2																				J1103F					Connecting PCA
6																						1						1					Laser scanner unit			Laser Drive										BD sensor					J801			Scanner motor
	SW70 12				SW72 12					SW74 12																												PCA																					J802M 1 2 3 4										4 3 2 1		+24P1
																						2						2																											M2																/ACC
																																																								M															/DEC
																						2 1						2 1																																											GND

208 Chapter 7 Solve problems ENWW