HP LaserJet Pro CLJ M375NW PRO 300 CE903A#BGJ, M475 CE863A manual 156

Figure 2-11 ASIC diagram

	OGND		NF1 2		HOGND
			1
			FB
			1			VSS
			NF2 2
			FB
						2	C85
						1	0.1U,25V
	(A505)	DUPSWBKSL			R74
	(A505)	DUPFANLK				3.3K,0.063W
	(A503)	ICLBSNS
		ICLRSNS
	(A503)	TR2S
	(A503)
		TR1S
	(A503)
		ENVHUM
	(A505)
		ENVTEMP
	(A505)	RDSDR
	(A504)
		RDSSRA
	(A504)
		RSSRA
	(A504)		2
		C109		1U,10V
	DRMMFG		1
(A504)			R129			100,0.063W
(A504)	DRMMDEC
(A504)	DRMMACC		R128				100,0.063W
(A505)	PSREM24V		R79				390,0.063W
(A504)	DEVMFG		R211
(A504)	DEVMDEC					100,0.063W
(A504)	DEVMACC		R125			100,0.063W
(A504)	MPTPKSL		R139		3.3K,0.063W
(A504)	FSRMREV		R121			100,0.063W
(A504)	FSRMACC		R115		100,0.063W
			R116
(A504)	FSRMDEC					100,0.063W
(A504)	FSRMFG		R212
(A504)	MFANPWM				100,0.063W
					2	C83
					1	0.1U,25V

ASIC 2:

-CD1	A
4

		(A505)							(A501)				(A501)		(A501)	(A501)	(A501)	(A501)		(A501)	(A501)		(A501)	(A501)	(A501)	(A501)	(A501)		(A501)		(A501)			(A501)
	063W.3K,0.3									ASICRST						063W.33,0 WR	12063W.33,0R90 ADB0			063W.33,0	12063W.33,0R88	12063W.33,0R97 ADB3	1063W.33,02 R96 ADB4		1063W.33,02 R95 ADB5	12063W.33,0R94 ADB6	12063W.33,0R93	063W.33,0 12				PLLENBL		ASICCLK				R123
		12		R36	C86 1U,25V.0		1U,25V.0	C118			1U,25V.0	C111		ALE	RD				12										12	C117 1U,25V.0
		DUPSWBKCL																	ADB1 R89		ADB2						ADB7	R92	ADB9 R91								20K,0.063W
																												ADB8
							1		2
																																						C79			R127
																																							1	2
					1	2																							1		2								0.01U,50V			75,0.063W
		063W.10K,0		R240 12		063W.10K,0	R239 12			1		2																	1	2				1U,25V.0												HOVDD	OVDD	NF3 2
																													C110 1U,25V.0							C87							FB		NF4				3VB.+3
																																																1
																																		1	2													FB
																																												1
																																												2
								CP2 1																															0.1U,25V					VDD
																																					1	2	C80
		32		31	30	29	28		27	26	25	24		23	22	21	20		19		18	17		16	15	14	13	12	11	10												1	2
																															9	8	7	6	5	4	3	2	1				C75 1U,25V.0
	33																																								128
	34																																								127
	35																																								126	1 CP11
	36																																								125	1 CP10						R39		SCNACC
	37																																								124										(A503)
	38																																								123		R73					100,0.1W		SCNDEC
																																																			(A503)
	39																																								122					100,0.1W		R83		TR2CLK
																																																			(A503)
	40																																								121		R82					100,0.063W		TR2PWM
	41																																								120				100,0.063W			R78		TNRRSCLK	(A503)
																																																			(A503)
	42																																								119		R84					100,0.063W		HVOUTEN
																																																			(A503)
	43																																								118				100,0.063W			R77		HVDALD
																																											R76								(A503)
	44																																								117							100,0.063W		HVDATA1
																																																			(A503)
	45																																								116				100,0.063W			R75		HVDACLK
																																											R38								(A503)
	46																																								115							100,0.063W		TGEN4
																																																			(A503)
	47																												IC2												114					220,0.063W		R87		TGEN3
																																																			(A503)
	48																																								113		R86					220,0.063W		TGEN2	(A503)
	49																																								112				220,0.063W			R85		TGEN1	(A503)
	50																																								111							220,0.063W		TGRD
	51																																								110						R81			TGSD	(A503)
																																																			(A503)
	52																																								109							100,0.063W
	53																																								108					R106
	54																																								107							100,0.063W		LDCTRL41	(A503)
	55																																								106					R105		100,0.063W		LDCTRL40
																																																			(A503)
	56																																								105					R104		100,0.063W		LDCTRL30
	57																																								104					R103		100,0.063W		LDCTRL31	(A503)
																																																			(A503)
	58																																								103					R102		100,0.063W		LDCTRL20
																																																			(A503)
	59																																								102					R101		100,0.063W		LDCTRL21
																																																			(A503)
	60																																								101					R100		100,0.063W		LDCTRL11
																																																			(A503)
	61																																								100					R108		100,0.063W		LDCTRL10
																																																			(A503)
	62																																								99									BDI
																																																			(A503)
	63																																								98
																																											1		2
1	64																																								97
																																											C77	1U,25V.0	C76
CP9		65		66	67	68	69		70	71	72	73		74	75	76	77		78		79	80		81	82	83	84	85	86	87	88	89	90	91	92	93	94	95	96		1U,25V.0
																																										1	2
																																								1	2
																																								1U,25V.0	C101
		R40			R47	R133						21	R113		1U,25V.0	C82							1		2												1W.1K,0.12	R71 21		R132
																								1U,25V.0	C81
		MPTCLCH063W.3K,0.3			CSTPKSL063W.3K,0.3							BDO 063W.100,0		1		2															VDO2 063W.100,0	VDO1 21 R20								R164 1W.11K,0 1W.18K,0
				MFANLK		DEVSL			SCO	SCI	SCLK			063WTOP.100,0 R112			LOOPS									VDO4	VDO4	VDO3	VDO3	VDO2			VDO1		VDO1O		VDO1O	1 2	2121 92C
		1			1
						1							1
		2			2	063W3K,03.. 2							2																								01U,50V0.
		(A505)	(A505)		(A505)	(A505)		(A503)	(A503)		(A503)	(A503)	(A503)				(A505)								(A503)	(A503)	(A503)	(A503)	(A503)	(A503)	(A503)	(A503)		(A503)		(A503)
B															C																			D										E						F

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130 Chapter 2 Solve problems ENWW