Sony HCD-D290 / HCD-G3300 / HCD-XB3 / HCD-XB30 / LBT-D290 / LBT-G3300 / LBT-XB3 / LBT-XB3S Service Manual ▷ View online
IC102
BA5941FP
+
–
LEVEL SHIFT
+ –
+
–
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
LEVEL SHIFT
+ –
+
–
MUTE
+
–
+
–
LEVEL SHIFT
+ –
+
–
LEVEL SHIFT
+ –
+
–
+
–
15
16
17
18
19
21
20
22
26
25
24
23
+
–
NC
Vcc
Vcc
Vcc
VCC
BIAS IN
IN1B
IN1A
IN2B
IN2A
GND
GND
MUTE
VCC
OUT2A
OUT2B
OUT1A
OUT1B
IN4B
IN4A
IN3B
IN3A
OP OUT
OP IN (–)
OP IN (+)
GND
NC
VCC
OUT3A
OUT3B
OUT4A
OUT4B
IC103
CXD2519Q
3RD-ORDER NOISE SHAPER
+
–
+
–
PWM
PWM
+
–
+
–
VDD
VSS
LMUT
RMUT
TES2
CKOUT
SQCK
SQSO
SENS
DATA
XLAT
CLOK
SEIN
CNIN
DATO
XLTO
CLKO
SPOA
SPOB
SPOC
SPOD
XLON
FOK
VDD
VSS
MON
MDP
MDS
LOCK
PWMI
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
LRCK
WDCK
ASYE
ASYO
ASYI
BIAS
RF
AVDD
CLTV
AVSS
FILI
FILO
PCO
VCTL
V16M
VCKI
VPCO1
VPCO2
TES1
TES0
43
42
41
40
39
38
37
36
35
34
33
32
31
50
49
48
47
46
45
44
NC
AVSS
AVDD
AOUT1
AIN1
LOUT1
AVSS
XVDD
XTAI
XTAO
XVSS
AVSS
LOUT2
AIN2
AOUT2
AVDD
AVSS
NC
NC
XRST
88
89
90
91
92
93
94
95
96
97
98
99
100
81
82
83
84
85
86
87
SYSM
VDD
VSS
EXCK
SBSO
SCOR
WFCK
EMPHI
EMPH
DOUT
C4M
FSTT
XTSL
MNT0
MNT1
MNT3
XROF
C2PO
RFCK
GFS
XPCK
XUGF
GTOP
VDD
VSS
BCKI
BCK
PCMDI
PCMD
LRCKI
71
70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
80 79 78 77 76 75 74 73 72
ASYMMETRY
CORRECTOR
DIGITAL
PLL
CLOCK
GENERATOR
D / A
INTERFACE
DIGITAL CLV
SERIAL-IN
INTERFACE
OVER SAMPLING
DIGITAL FILTER
SUB CODE
PROCESSOR
TIMING
LOGIC
CPU
INTERFACE
SERVO
AUTO
SEQUENCER
ERROR
CORRECTOR
16K RAM
DIGITAL OUT
OSC
EFM
DEMODURATOR
– 86 –
– 87 –
– TUNER Section –
IC1
IC1
IC21 LC72130
PHASE DETECTOR
CHARGE PUMP
SWALLOW COUNTER
1/16, 1/17 4BITS
12BITS PROGRAMMABLE
DRIVER
UNIVERSAL
COUNTER
REFERENCE
DIVIDER
POWER
ON
RESET
1/2
C
2
B
I/F
1
2
3 4 5 6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
21
22
23
24
XOUT
VSS
AOUT2
AIN2
PD2
PD1
AIN1
AOUT1
VDD
FMIN
AMIN
IO2
XIN
D0
CL
D1
CE
BO5
BO1
BO2
BO3
BO4
IO1
IFIN
UNLOCK
DETECTOR
DATA SHIFT REGISTER LATCH
IC2
IC41 LA1835
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
– 88 –
1
TA-MUTE
O
Line mute signal output
2
DBFB-H/L
O
DBFB H/L select signal output
3
427-LT
O
Latch signal output for IC201 (62427)
4
KCON-LT
O
Not used
5
KCON-ON/OFF
O
6
F-RELAY
O
Front speaker relay control output
7
R-RELAY
O
Not used
8
PL-RELAY
O
9
TEST
I
Connected ground
10
X2
O
X’tal (5MHz)
11
X1
I
12
VDD
–
Power supply (+5V)
13
XT2
O
X’tal (32.768 KHz)
14
XT1
I
15
RESET
I
Reset signal input
16
INT/IN
I
Connected ground
17
INT/IN/OUT
I
18
SCOR
O
Subcode data request signal output
19
SOFT-TEST
O
Software test port
20
AC-CUT
I
Back up signal input
21
RDS-INT
I
Not used
22
RDS-DATA
I
23
VDD
–
Power supply (+5V)
24
AVDD
I
Analog reference voltage input
25
ADJ
I
CD adjust point port
26
A-SHUT
I
A Deck reel pulse detector
27
B-SHUT
I
B Deck reel pulse detector
28
B-HALF
I
Half detector signal input
29
CLK-CHECK
I
Connected ground
30
SPEC-IN
I
Version select signal input
31
ADJ 2
I
Connected ground
32
DEMO-CHANGE
I
DEMO H/L select signal input
33
AVss
–
Ground
34
SQ-DATA-IN
I
Subcode Q data input
35
—
–
Not used
36
SQ-CLK
O
Sub code Q data clock input
37
SW-ON/OFF
O
Not used
38, 39
FUNC 1, 2
I
Connected ground
40
Vss
–
Ground
41
VOL-LAT
O
Not used
42
PL-LAT
O
43
COM-DIN
I
Connected ground
44
COM-DOUT
O
Common serial data output
Pin No.
Pin Name
I/O
Function
6-18.
IC PIN FUNCTION DESCRIPTION
MAIN BOARD IC301 µPD780018Y (MAIN CONTROL)
– 89 –
Pin No.
Pin Name
I/O
Function
45
COM-CLK
O
Common serial clock output
46
CD-POWER
O
CD power on signal output
47
CD-DATA
O
CD data output
48
CD-CLOK
O
CD clock output
49
MSM-CMD
O
Not used
50
MSM-BUSY
I
Connected ground
51
MSM-LT
O
52
MSM-NAR
I
Not used
53
MSM-CH
O
54
INPUT-CHANGE
O
Not used
55
11C-DATA
O
Data output for IC601
56
11C-CLK
O
Clock output for IC601
57
XRST
O
CD reset signal output
58
XLT
O
CD latch signal output
59
FOUCUS-SW
O
Not used
60
TBL-L
O
Table motor control output
61
TBL-R
O
62
TRAY-LED
O
CD tray LED ON/OFF output
63
LOAD-OUT
O
Not used
64
LOAD-IN
O
65
ST-CLK
O
Tuner clock output
66
ST-DIN
I
Tuner data input
67
ST-DOUT
O
Tuner data output
68
ST-CE
O
Tuner chip enable output
69
TUNED
I
Tuned detection for tuner
70
STEREO
I
Stereo detection for tuner
71
Vss
–
Ground
72
ST-MUTE
O
Tuner mute signal output
73
SENS2
I
BD Condition signal input
74
SENS
I
75
DISC-SENS
I
Not used
76
T-SENS
I
CD table detection signal input
77
UP-SW
I
Up SW (S201) signal input
78
ENC 3
I
79
ENC 2
I
Not used
80
ENC 1
I
81
OUT-OPEN
I
Not used
82
CAP-M-H/N
O
Capstan motor H/N speed select signal output
83
B-TRG
O
Trigger motor control output
84
A-TRG
O
Trigger motor control output
85
TRG-LOW
O
Trigger motor control output
86
CAP-M-ON/OFF
O
Capstan motor ON/OFF signal output
87
PB-A/B
O
PB Deck A/Deck B select output
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