SAMSUNG MM-N6, MM-N7 Blok Diagram

4. Block Diagram

4-1 Main

ZIC1

LCD-DRIVER

LC75824E

Deck Block (Option) : Only MM-N7 Model

Samsung Electronics

4-1

4-2 CD Part

DISC

			SLED														PICK - UP										A.B.C.D.E.F
										SPINDLE							TRACKING					FOCUSING
		MOTOR								MOTOR							ACTUATOR					ACTUATOR
																											LD.PD
										11	12						26		27		1			2
										SP+			SP-				TRK+ TRK-					FCS-
								17		SL-
												MOTOR/ACTUATOR								DRIVER							+5V
																										6
								18		SL+							NIC 9258
																	KA9258
											19		10				25				3
											IN			IN			IN			IN			VREF
											SL			SP			TE			EF
		P/U IN								41	43		46				50				48		71			69.70 65.66.
		LIMIT S/W																								67.68
																										33.30
																										29.25
																										22.24.23
																						ASSP				31
																					NIC 9223
																						KB9223				35.36.37
																										38
	OPEN/CLOSE MOTOR
	UP/DOWN				MOTOR
	ROULETTE				MOTOR																					40

2 10

DMDM+

MOTOR DRIVER

SIC1,SIC2,SIC3

LB1641/BA6209

MOTOR CONTROL

OPEN/CLOSE S/W

S/W SENSOR

UP/DOWM S/W

ROULETTE SENSOR

SUB PCB

EFM.TRCNT

LOCK.SMEF.WDCH.SMON.SMSD

RESET

FOK

16.9344MHz

8

66.69

9

DIGITAL SIGNAL PROCESSOR
	NIC9286
	KS9286
10.70.72
73.75.76				R
			19		10
						NIC9223
				G
			21		1
						KB9223
27			20	L	11
36.37.38	68	25.26.30	29		2	19

				-CH			L-CH
				R
MCK. MDATA. MLT	ISTAT	SQDT. LKFS. SOS1	SQCK		A. GND		GND		B+

	SCW1		SCW4
MICOM CTRL LINE			POWER / AUDIO LINE

MAIN PCB

MAIN PCB

4-2	Samsung Electronics