Aiwa HV-FX5100 service manual Y/C/Audio/Head Amp Block Diagram

Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM

X4001

4.433619MHz

79

78

75

73

60

CP4001

1

EP/LP-CH2(L)

91

2

EP/LP COM

92

3

EP/LP-CH1(R)

93

CYL

4

SP-CH2(L)

94

H.AMP

P

VCA

2MLPF

5

SP-COM

86

CTL TRAP

P

ACC

6

SP-CH1(R)

87

fh HPF

R

R

7

HF2(L)

88

P

DELAY CLPF

8

FH COM

89

TRAP

9

HF1(R)

HPF

R

TUNER/HI-FI/

HF1

LPF

HF COM

21PIN/OSD/

VPS/NICAM

HF2

REC

IIC CLK

62

MUTE

SYSCON/

IIC DATA

63

MIX

B.E

LEVELADJ

C.K

SERVO/

V.H_SW

81

P

TIMER

ENV.DET

84

ENV

HPF

SQPB

629

Q4005

DET

FM AGC

P.EQ

S DL

NA REC-H

TRAP

Q4006

R

Q4007

1M HPF

PB SW

SQPB

CP4002

1

AE HEAD(+)

7M LPM

A/C HEAD

2

AE HEAD(-)

5

AUDIO REC

PRE

P

LAG LEAD

6

AUDIO PB

2

LPF

AMP

CP4003

VCA

R

1

FE HEAD(GND)

FM MOD

F/E HEAD

2

FE HEAD(HOT)

MAIN EMPH

FO/DEV ADJ

L4005

CARRIER

Q4004

REC

S-DET

OFFSET

OSC

1

6

4

W.C/DC

EQ

Q4003

5

NORMAL A.

3

4

REC ST SW

2FSC

69

NORMAL A IN

9

TUNER/HI-FI/

NORMAL A OUT

11

LINE

21PIN/OSD/

AMP

VPS/NICAM

SWD VIDEO IN

Y/C/AUDIO/CCD/H.AMP

EE/VV V OUT

IC4001

HA118217F

RECORD LUMINANCE SIGNAL

PLAYBACK LUMINANCE SIGNAL

RECORD COLOR SIGNAL

PLAYBACK COLOR SIGNAL

TUNER VIDEO SIGNAL

AUDIO SIGNAL(REC)

AUDIO SIGNAL (PB)

I-1

58 55 54 52

					CCD
					LPF		6db AMP
									6db AMP
						C.K
				CLPF
							C SQUELCH
									CLEAR
R	MAIN			MAIN		N P
									SYNC
	CONV1			CONV2
P P R				R	P	B.D			SQUELCH
				P					FBC
						BPF			VIDEO ALC
				R
										C CCD
	G EQ			NL EMPH		R
	D LIM			NL DE EMPH		P
	DEMO			FBC						Y CCD
				ALC
	SLPF
MAIN		P		R
DE-EMPH									P
							Y APA
			YLPF
							D.E		R	VIDEO
							N.C			AGC
			R	P			YNR
					CLAMP					ATT
							CLAMP
									LPF
				18	19	21	23	24	26	31

46

35

42

39