Marantz MAR770, DR-6000, MAR775 service manual Block Diagram, CDR Main Board

10. BLOCK DIAGRAM

CDL 4009 LOADER ASSY

CDM3800

M

TURN

TABLE

LASER

&

FORWARD

SENSE

FLEX 11P

CDR MAIN BOARD
			7330				7703
											1500
1330			HALL				FLASH				+5V
							ROM				+12V
	DRIVE, HALL FEEDBACK		MOTOR								-8V
			DRIVER								VDC1, VDC2, VFTD
			BA6856FP
						ADDRESS	7702	DATA
						BUS		BUS
			7008			7300	DRAM
	EFMTIM3		EFMDATA, EFMCLK, LWRT		CDR60						F934
	LO9805				SAA7392
	EFM TIMING						7701				D5V
						A1 - A20	D16 - D31
								SYS-RESET
	GENERATOR
						DOBM-CDR		I2C BUS
					DECODER
						SUBCODE BUS
					ENCODER
					MOTOR CONTROL			INT-COPY-ANA
	CONTROL					I2S BUS 1
		CONTROL						7801
	LINES	LINES						DIGITAL		7401
											EXT-ANA-IN
1000
								POT
											CD-ANA-OUT
								DS1807
			7016	HIN	WOBBLE OFFTRACK	ATIPSYNC
			CONTROL		LLP			SEL-HP-OUT
	LASER		LINES		CDR60PLL						1410
IR, IW, IE			XDAC							7407
											7408
	CONTROL		M62364	HF AMP				7405	ANA-OUT
				FILTER			DASP
								ANALOG
								IN
							MCF5244			CD-ANA-OUT
CAHF								7406
						DIGITAL AUDIO		SYS-CLK-11W

11 WIRES		0205
			POWER SUPPLY
					UNIT
			DISPLAY ASSY
	1113
	1119			DISPLAY
				15-BT-60GNK
10 WIRES
						7104
			SLAVE DISPLAY
							RC5
			CONTROLLER
			TMP87CH74F
			KEYS

1400

3 WIRES

HEADPHONE

3 WIRES

5 WIRES

2 WIRES

2 WIRES

KEYS

EASY

JOG

Stand By

LED

PHOTO DIODES

RADIAL FOCUS

M

SLEDGE

M

TRAY

TRAY

SWITCH

FLEX 30P

FLEX 10P

2WIRES

2WIRES

SIGNAL

CODEC

ANALOG

7409

I2S BUS 2/4

1400

A1LF, A2LF, B1LF, B2LF

CONTROL

PROCESSOR

UDA1341TS

OUT

C1LF - C4LF

LINES

7207

L3 BUS

ADC / DAC

I2C

EXT-DIG-IN

CONTROL

CONTROL

DATA

RAD+, RAD-

LINES

LINES

EEPROM

DIG-OUT-C

BUS

FOC+, FOC-

7010

M24C08

AEGER

EXT-OPT-IN

TZA1020

DSA-CD

I2C BUS

ANALOG

I2S BUS 3-CD

ERROR SIGNAL

GENERATOR

7270

DOBM-CD

FOR

ALPHA0

1708

RECORDABLE

DSA-CDR

MACE2

A1, A2, CALF

SAA7399

SYS-CLK-16W (16.9344 Mhz)

SYS-RESET

TLN, MIRN, FEN, REN, RE

PCS PRE-AMP

7802

1707

NE532D

7225

33.8688 MHz

1220 SIN+, SIN-

RAM

COS+, COS-

REFSIN, SINPHI, REFCOS, COSPHI

SL+, SL-

BASIC ENGINE

7706A

POWER

PROCESSOR

/2

DRIVER

7240

MAD0 - MAD7

SYS-CLK-BE

SYS-CLK-8W (8.4672 Mhz)

(8.4672 Mhz)

BA5938FM

7208

74F74D

RAD

FOCUS

VRA, VFO, VSL

FLASH

ADDRESS

EPROM

SLEDGE

BUS

1200

TRAYIN, TRAYOUT

TR+, TR-

TRAY

MA8 - MA17

TRAYSW

TRAYSWF

7209

DEMUX

SYS-CLK-BE

(8.4672 Mhz)

1000 I/O BOARD RC-5

EXTERNAL

ANALOG IN

ANALOG OUT

COMMON

FLEX 14P	EXTERNAL
	DIGITAL IN

DIGITAL OUT

COMMON

EXTERNAL

OPTICAL IN

	CD PLAYER
1208	7309
	DAC
	UDA1320
	7207
	uP
	S87C654
FLEX 22P
	7000	CD
	DECODER	DRIVE
	SAA7324
	1209
	FLEX
	7P
	1502

CD

ANALOG OUT

CD

DIGITAL OUT

CD OUT

35 36