Sony HCD-GV10AV Service Manual page 59

IC191 BA7615N
MUTE
8db
LOGIC
1 2 3 4 5 6 7 8
IC201 M62464FP
64
ABR 65
NGC3 66
SEQUENCER
NGC2 67
NOISE
SELECTOR
NGC1 68
AVCC 69
VREF1 70 VREF
IREF 71 IREF
LIN 72
RIN 73
LTIN 74
RTIN 75
L-SW
CIN 76
SLIN 77
SRIN 78
SWIN 79
VRSWIN 80
C-SW
VOL
TRIM
1 2 3 4
75Ω
9 10
63 62 61 60 59 58 57 56
BPF BPF
FULL WAVE
RECTIFER
L+R L-R
NETWORKS
VCA
COMBINNING
AUTO
BALANCE
VCA
SERVO
+
+
R-SW
SL-SW
PSEUDO
SURROUND
VOL
TRIM
5 6 7 8 9 10 11
55 54 53 52 51 50 49 48
LOG DUAL-TIME CONSTANT
DIFFERENCE AND
AMPLIFIERS THRESHOLD SWITCHES
L
R
CONTROL
C
CENTER MODE
S
L R C
BNR-SW
L-R
2
L+R
SR-SW
VOL VOL
TRIM TRIM
SW-SW
12 13 14 15 16 17 18
HCD-GV10AV
47 46 45 44 43 42 41
MODIFIED
DO-SW
B-TYPE
NR DECODER
VOL
DELAY
SRAM
VOL
10KBIT
F. B.
LPF
DI-SW
D/A
LOGIC
A/D
CLK
LPF
MCU INTERFACE
DATA SCK REQ
19 20 21 22 23 24
40 DVOLOUT
39 LPF2OUT
38 LPF2IN2
37 LPF2IN1
36 DAINTOUT
35 DAINTIN
34 DACONT
33 ADCONT
32 ADINTOUT
31 ADINTIN
30 LPF1OUT
29 LPF1IN2
28 LPF1IN1
27 DIN
26 DSELOUT
25 DVSS
59