Sony HCD-D690 Service Manual - Page 66

LA1835 Except AP, UK, East European, CIS models, LA1835 AEP

Page 66 highlights

IC2 LA1835 (Except AP, UK, East European, CIS models) IC41 LA1835 (AEP, UK, East European, CIS models) FM-SD AM-OSC FM-AFC AM-RF-IN AGC AM. CUT AM/FM VCO MPX-IN OUT R OUT L AMP-IN R AMP-IN L R L 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 ALC AM OSC BUFF S METER AM AM MIX RF. AMP AGC FM AM IF DET LEVEL DET FM IF S-CURVE AM/FM IF BUFF FM DET REG COMP TUNING DRIVE AM FM GND 1 23 4 5 6 AM/FM SW DECODER ANTI BIRDIE STEREO DRIVE STEREO SW TRIG FF FF FF VCO PHASE DET PILOT DET MUTE 78 VCC 9 10 11 12 13 14 15 FM-IN AM-MIX IF REG AM-IF GND TU-LED ST-LED DET VCC IF-BUFF AM. SD AM. SD AM/FM VCO-STOP IC1701 IR3R42 (East European, CIS models) SUBIN SUBOUT MON VCO LPF1A LPF1B DETIN LPF2A LPF2B GND 20 19 18 1/2 1/2 AMP PHASE 17 16 15 14 13 12 11 AMP OSC PHASE COMPARATOR PHASE COMPARATOR 2 TRIGGER REGULATOR WAVEFORM SEP. AMP GATE SAMPLE & HOLD BUFFER MUTE 12 3 4 5 67 8 9 10 IC1702 MC14053BCP (East European, CIS models) B1 1 B0 2 C1 3 C.COM 4 CO 5 INH 6 VEE 7 VSS 8 OPEN OPEN OPEN 16 VDD 15 B.COM 14 A.COM 13 A1 12 A0 11 A 10 B 9C VCC IN POUT RHC LHC ROUT LOUT ST VCO STOP LAMP - 96 -

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104

– 96 –
IC2
LA1835 (Except AP, UK, East European, CIS models)
IC41
LA1835 (AEP, UK, East European, CIS models)
ALC
BUFF
AM
OSC
AM
MIX
AM
RF. AMP
AGC
S METER
LEVEL
DET
FM
IF
AM
DET
S-CURVE
AM/FM
IF
BUFF
REG
TUNING
DRIVE
COMP
GND
AM/FM
SW
VCC
PHASE
DET
PILOT
DET
VCO
FF
STEREO
DRIVE
TRIG
STEREO
SW
MUTE
FF
FF
FM
IF
FM
DET
DECODER
ANTI BIRDIE
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
21
22
23
24
25
26
27
28
29
30
FM-SD
AM-OSC
FM-AFC
AM-RF-IN
AGC
AM. CUT
AM/FM
VCO
MPX-IN
OUT R
OUT L
AMP-IN R
AMP-IN L
R
L
VCO-STOP
ST-LED
AM/FM
AM. SD
AM. SD
IF-BUFF
VCC
DET
FM-IN
AM-MIX
IF
REG
AM-IF
GND
TU-LED
FM
AM
OSC
1/2
1/2
PHASE
WAVEFORM
SEP.
GATE
SAMPLE
& HOLD
BUFFER
REGULATOR
PHASE
COMPARATOR
PHASE
COMPARATOR 2
MUTE
TRIGGER
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
AMP
AMP
AMP
LAMP
VCO STOP
ST
LOUT
ROUT
LHC
RHC
POUT
IN
VCC
GND
VCO
LPF1A
LPF1B
DETIN
LPF2A
LPF2B
SUBIN
SUBOUT
MON
IC1701
IR3R42 (East European, CIS models)
IC1702
MC14053BCP (East European, CIS models)
1
2
3
4
5
6
7
8
B1
B0
C.COM
CO
INH
VEE
VSS
VDD
B.COM
A.COM
A1
A0
A
B
C
C1
9
10
11
12
13
14
15
16
OPEN
OPEN
OPEN