Hi-Fi Audio Block Diagram ( G, H, I, J, K ) - Philips VR530 Service Manual

Hi-Fi Audio Block Diagram ( G, H, I, J, K )

" " = SMD
JK101
CL101 CL151
A-IN1(R) 2 10 A-IN1(R) 10
A-IN1(L) 6 8 A-IN1(L) 8
A-OUT1(R) 1 6 A-OUT1(R) 6
A-OUT1(L) 3 12 A-OUT1(L) 12
JK102
CL102 CL152
9 9
A-IN2(R) 2 A-IN2(R)
8 A-IN2(L) 8
A-IN2(L) 6
6 A-OUT2(R) 6
A-OUT2(R) 1
A-OUT2(L) 3 11 A-OUT2(L) 11
JACK CBA
TU701
21 TU-AUDIO AUDIO 2
22 SIF
AFV CBA
CN701 CN1 CN1
2 SIF 2 4 TU-AUDIO(R) 4
IF SINAL
1 TU-AUDIO 1 PROCESS 5 TU-AUDIO(L) 5
N-A-REC
TO AUDIO BLOCK N-A-PB
NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
IC451 (MTS/ SAP/ Hi-Fi AUDIO PROCESS/ Hi-Fi HEAD AMP)
76
75
SW
SW
ALC ALC
R-CH
D.C. D.C.
PNR
69 47
73 R-CH
48
INSEL
53
65
67
7
11
L-CH
13
INSEL
51 14
CN701
L-CH
NOR
PNR
SW
6
4
1-9-21
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB.
:USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE.
:USED TO INDICATE A TEST POINT WITH NO TEST PIN.
:USED TO INDICATE A TEST POINT WITH A TEST PIN.
PB-AUDIO SIGNAL
MAIN CBA
SW
COMP
R-CH BPF
NOISE
P
R
LIM DEV VCO LPF
OUTPUT
SELECT
HOLD
PULSE
NOISE
MIX
DET
LIM DEV VCO LPF
R
P
SW
COMP L-CH BPF
NOISE
Comparison Chart of
Models & Marks
Model
VR330/02
REC-AUDIO SIGNAL Mode : SP/REC
VR330/07
VR330/39
VR530/39
VR630/02
VR630/07
VR630/16
VR630/39
I2C-BUS SDA
SERIAL
38
DATA
I2C-BUS SCL
39
DECODER
Q451
A-MODE
DO ENV
23
DET DET
H,I,J
80
ALC MUTE
2
78
Hi-Fi-H-SW
40
COMP 26
CL253
R
24 Hi-Fi- A(R) 7
LIM 31 30 Hi-Fi -COM 8
27 Hi-Fi- A(L) 9
L
1-9-22
Mark
D
E
F
G
H
I
J
K
TO
SERVO/ SYSTEM
CONTROL BLOCK
CYLINDER
ASSEMBLY
Hi-Fi
AUDIO
(R) HEAD
Hi-Fi
AUDIO
(L) HEAD
HC463BLH