MiTAC 8355 service manual Audiomute Ampmute, Devicedect#, Decthp#/Opt, Spdifout

5 4 3 2 1

D

C

B

A

													AUDIO AMPLIFIER - TPA0202
																C796
															1	2
										C392		R771				5P/NA
						VR1_5			1	2	1		2			0603D
			AOUT_R/L Cap x2 - SIZE0805												R765
										2.2U		12.1k			1		2
												0603			15K
										+80-20%		1%			0603D
										0805C						C795
			6.3V	0805	VR1										1	2
					5
		C823	10U	Y5V	10K				1	C806	1	R770	2			5P/NA
20	AOUT_R	1	2	4	7					2						0603D
					6
										0.1U
20	AOUT_L	1	2	1	3										1		2
				Y5V						0603D		12.1k
		C816	10U		2							0603			R764	20K
			6.3V	0805	GND_Codec							1%				0603D
																C754
															1	2
										C749		R729				5P/NA
									1	2	1		2			0603D
										0.1U		12.1k			1		2
										0603D
												0603			R734	20K
												1%				0603D
																C755
															1	2
									C810			R730				5P/NA									+AMP_5V
						VR1_2		1		2	1		2			0603D											L534	2012		+5VS
															R735																											600Z/100M						J4
															1		2									1		2
									2.2U			12.1k			15K												120Z/100M														L505	1		2	1608		1
												0603																												J5		1		2			2
									+80-20%			1%			0603D															+5V				600Z/100M							L506	600Z/100M			1608
									0805C																		L543	2012					L509	1	2	1608			1									1.25MM/HDR/MA-2
																										1		2						1	2				2
																											120Z/100M/NA						L508	600Z/100M		1608								1		1		MOLEX
																																													C509		C507	53398-0290
																																			1			1		1.25MM/HDR/MA-2						100P/NA	100P/NA	291000010201
															U517																						C512		C513	MOLEX						0603	0603	CONN_MLX53398_2
																																					100P/NA		100P/NA	53398-0290				2		2
														21	RLINE IN		R OUT+	22																	2		0603	2	0603	291000010201
														20				15																						CONN_MLX53398_2						GND
															RHP IN		R OUT-
																	L OUT+	3																				GND
														4	LLINE IN		L OUT-	10
														5
															LHP IN			18
																	RVDD
																		7
														6			LVDD
															L BYPASS					1			1		1
																		1			C757			C804
							1							19	R BYPASS		GND0									+ C383
						C756			1									12			0.1U			0.1U
																	GND1
						1U		C807										13			0603D			0603D		100U
																	GND2
						0603D		1U						14				24		2			2			16V
							2	0603D			1	C797		16	SE/BTL#		GND3								2	CPWX6.6
															HP/LINE#
									2			0.1U		11				2
						GND_Codec						0603D		9	MUTE IN		NC0	17
								GND_Codec			2				MUTE OUT		NC1		GND_Codec
																		23
														8			NC2
															SHUTDOWN											1			1
														30	G6		G1	25								+ C365			+	C370
														31				26									100U			100U
															G7		G2
											GND_Codec			32				27									16V			16V
							R840								G8		G3									2			2									DEVICE_DECT#			DECT_HP#/OPT					REMARK
														33				28									CPWX6.6			CPWX6.6
						AUDIO_MUTE			AMP_MUTE						G9		G4
					23 AUDIO_MUTE		1	2						34				29
															G10		G5
										1
							0/NA				C779				APA2020ARI																								0				0			HP in
							0402				0.1U			GND_Codec	TSSOP24_TPA0102			GND_Codec								1			1
							5%			2	50V																R312			R313	1		1						0				1			OPT in
																																			R311
											0603D																1K			1K		R314
										GND_Codec																	0603D			0603D		22			22				1				0			no this condition
																										2			2			0603D			0603D
																															2		2						1		VA		1			on device
																															1		1
							+AMP_5V																								L81				L76
																														BEAD_600Z/100M					BEAD_600Z/100M						1	1
							1																			GND_Codec GND_Codec									0603D
																														0603D										R756				R757
								R748																																4.7K				10K
								15K																							2		2							0603D				0603D					CAGND
								0603D																						1		1															J17
							2																	+AMP_5V							C379		C615						DEVICE_DECT#		2	2	BEAD_600Z/100M
																															100P		100P									L5371				2 0603D	5
																										+3V					0603		0603						GND_Codec		L82	1		2	0603D		4
																								1						2	10%	2	10%									BEAD_600Z/100M					2
						Q529																																				BEAD_600Z/100M					3
								3																R752		2			+3V										DECT_HP#/OPT		L5361			2	0603D		1
						DEVICE_DECT# 2	R1	1																4.7K			R749		1	CAGND										BEAD_600Z/100M							8
																								0603D						3										L80 1			2	0603D				Drive	LED
																											10K																				7
						DTC144TKA																		2									1														9	IC
															AMP_MUTE				R366 1	0	2	0603					0603D					C783
																										1			Q528			1U
																								3 Q26					DTA144WK			0603D		20	SPDIFOUT		L5291		2	0603D							GP1FD310TP
							GND																						SOT23AN_SC70_1				2					BEAD_600Z/100M									SHARP
																								R1	2					2																	331840010008
																								1									GND														CONN_GP1FD310TP
																								DTC144TKA																		4			3
																																			1
																	SPKR_MUTE#		R859	1	0		2	0603						Q27							C798					1			2
														13,25 SPKR_MUTE#																3							47P
																														R1	2	DECT_HP#/OPT			2		0603D									L79
																														1																PLP3216S/NA
																														DTC144TKA					CAGND											CHOKE_PLP3216S
																																						GND			L78	BEAD_600Z/100M				0603D
																																DEVICE_DECT#										1			2
																																								<Core Design>
																																								Title	8355 M/D B/D
																																								Size	Document										Rev
																																								C				PCB316675400001/ASSY411675400001							R01
																																									Number
																																								Date:		Friday, September 19, 2003					Sheet	21		of	32
					5							4								3												2														1

D

C

B

A

PDF created with FinePrint pdfFactory trial version http://www.fineprint.com