JVC KD-G801 service manual Q571 C612, R515 R682 R690, CN502 33k R549, R525 R512 47k R683 R686 TRO

CD servo control section

C611	68p	R613
		820
R614		R612	R611	R610
15k		820	10k	3.9k
			C610	C609
			5p
IC601	TA2157FN-X

0.01

RFGC

RF

RFRP

FE C606

47/6.3 RWSEL

C607

0.01

C616 10/6.3

CDON

0.1

C577

C608

0.01

R609

56k

IC573

SN74AHCU04PW-X

L573

-

R577

100

	R572
Q573	2.2M

2SB624/4/-X

R573	1K
	001X

				DACML	DACMC	DACMD
						47/6.3
				47
				R574		C578
	R668	47	IC571	PCM1748KE-X
R575	1K		L571
			47u

		R581	C585
		20k	4.7/35
C581	100p	C583	820p
C582	100p	C584	820p
		R582	C586

20k

4.7/35

	R585
	30k	C587	C589
	R583
	12k	120p	4.7/35
			R587
			IC572 NJM4565V-X
			R588
R584	C588		C590
12k	120p		4.7/35
R586

CD.L

R589

10k

47k	C592	47/6.3	R592	10k
47k			R590	10k	C591	47/6.3	R591	10k

CD.R

Q571

		VB
		VA
		VF
		VE
		MD
	C612	0.01
CN601 QGF0527F2-22W	C613	0.01
		LD

VA

VF

VE

VREF

VB

R615

MD 1.8k

LD

FOCUS-

FOCUS+

TRACKING+

TRACKING-

SPINDLE+

SPINDLE-

REST

SW2

SW1

LOAD/FEED+

LOAD/FEED-

R601

82k

R578

27P

SEL

TEB

RFDC

R579

2.2k

47k

C571

R603

330k

R602

82k

R604

330k

R607

82k

TE

R608

C605

Q574

C603

100/6.3

Q601

820

0.0068

UN2211-X

680P

R616R605

820

R606

820

1000p

1000p

C601

47/6.3

C602

C604

2SB1132/QR/-W

IOP

10k

0.01

C597

C598

DMO

FMO

VREF

TRO

FOO

C614

100pC642

47/6.3C641

0.01C640

100

100

C638

0.01

C639

47/6.3

C637

0.047

0.047C635

0.047C634

0.047C633

C636

0.047

0.01

C632

470p

C631

470p

L622

R634

0

SEL

47u

R633

0

TEB

R632

0

RFGC

R637

1M

R636

R635

R631

100

R630

100

C630

0.033

TE

L652

47u

C643

RFDC

FE

0.01

RFRP

C629

0.033

R629

C628

10k

BUS0

C627

0.01

RF

47/6.3

C626

0.0027

BUS1

BUS2

C625

0.01

BUS3

BUCK

CCE

R628

1.5M

0.01515k

4.7k

4.7k

4.7k

4.7k

10k

C623

47p

R627

DSPRST

C624

R626

470k

R638

R639

R640

R641

R642

R625

47k

IC621

L623

R624

TC94A14FA

47u

5.6k

27P X571 -

C572 NAX0375

R576

1K

C576 0.1

C575 47/6.3

BCK

SDO

LRCK

C573 0.1

C574 47/6.3

L572

47u

C663

10/6.3

IC652

TC94A34FG-002

C667

0.01

C666

100p

C675

-

R678

X651

3.3k

R677

3.3k

C676

-

C665

R675

220

0.1

C664

2200P

C668

47/6.3

C669

0.01

IC651

NJU7772F15-X

L653

47u

R657

2.2k

Q652

UN2211-X

Q651

L651

C651

47/6.3

C652

0.01 CDON

R656

2SB624/4/47k

47u

C653

-X

C662 100p C661 0.01 C660 100p C659 0.1

R651	0.1	MP3RST	MP3DA	MP3CK C655 0.01
C654
100k
47/6.3

30k C593 47/16 C599 -

R655

C656

R654 47

MP3STB

SDO DATA BCK LRCK

L501

UN2111-X

Q572

CDON

UN2211-X

C5941000p C596 100p C595 0.047 R593 4.7

10k

0.1

FMO

SPINDLE+

SPINDLE-

LOAD/FEED+

LOAD/FEED-

0.01	0.33	47/6.3
C646	C644	C645

IC681

BA5830FP-X

C687

-

C688

-

R621	BCK	R622	LRCK	R623	DATA	C621 0.01	L621	47u	C622
	47		47		47

D682 1SR154-400-X B681 0

C685

-FOCUS+ FOCUS- TRACKING+

TRACKING-

C686

-

47/6.3 P.DET

	Q501
	R516
	1k
C508	UN2111-X
	R540

0.0147k

47/16
C689			R539
			47k
47/16
			R541
C693			100
47/16
		R542	10k
	MP3DA	R543	100
C694	MP3CK	R544	100
CDON		R545	10k

8VDET	C514	0.001
		IC501

TMP91CW12AF5JG5

DACMD

DACMC

DACML

BUSIO

/BUSIO

LOAD

LD/FE

RWSEL

100

100

1k

47k

47k

47k

-

-

R537 100

R536 100

R535 100

C507

R534

R533

R532

R531

R530

R528

R524

- R526

0.01

R529

R527

47k

R523 100 DSPRST

R522 100 CCE

R521 100 BUCK

R520 100 BUS0

R519 100 BUS1

R518 100 BUS2

R517 100 BUS3

47u

8VDET

C512		IC504	NJU7241F33-X
100/6.3
C513
0.01
C511					L502		D506
0.1					47u		MA111-X
R561		100k					B501
							0
R568		1k
BUSSO		R562
R563	6.8k	3.9k	R560	100	R559			CD.L
						0
C551	0.01							AGND
BUSSI							Q502	CD.R
							UN2211-X
		X						9V

CDON

SW1

C509

0.01

R515

R682

R690

R513

47k

B.DET

CN502

2.2k

33k

R549

4.7k

1k

R514

QGF0501F1-08X

R681

R689

R550

4.7k

47k

RESET

6.8k

12k

R548

8.2k

R509

47k

R685

IOP

R525

R512

47k

R683

R686 TRO

BUSSCK

6.8k

270

270

100k

R511

1k

CDRESET

6.8k

R687

12k

BOOT

R684

8.2k

6.8k

R688 FOO

R546

R547

R510

X501

BUSSO

BUSSI

1.8k

NAX0385-001X

R691

15k

VREF

0.01

NAD0028-103X

C506

0.01

C504

22P

C505

22P

C682

DMO

100

C690

10/6.3

B682

LOAD

LD/FE

4.7/35

C510

TH501

BOOT

BUSSCK

C501 0.01

CDONR501 1k

R502 1k

1k

100

100

MP3STB

R506

SW2 47k

REST R507

47k

R599 - DATA

R598 - SCK

BUSSO

BUSSI

BUSSCK

C502

0.01

C503

100/6.3

R508

47k

RESET

47/16

CDREQ

CDMUTE

MP3RST

0

Q681

2SB1184/QR/-X

R503

R504

R505

C683

0.1

IC502

BR24L01AFV-W-X

C684

SN74AHCT126PW-

R564

SCK

IC503

R565

-

R566

-

-

CDMUTE

R569

CDREQ

BUSIO

1k

CDRESET

R570

B.DET

/BUSIO

1k

R555

100

P.DET

BUSSCK

R553

R556

BUSSI/SO

18k

BUSCLK

0

VDD5V

R554

33k

R551

100k

R552

100k

R558

100k

R557

100k

CD8V

CDON		CN501
	QGB2027L1-22X

To CN101 (SHEET 1)

SHEET 1

2-12