Sony HCD-XGR99AV / LBT-XGR99AV Service Manual ▷ View online
49
49
HCD-XGR99AV
7-28. SCHEMATIC DIAGRAM – POWER SUPPLY SECTION –
• See page 21 for Circuit Boards Location.
• See page 21 for Circuit Boards Location.
7-29.SCHEMATIC DIAGRAM – POWER SUPPLY SECTION –
RY901
C901
CN901
CN902
JW944
JW948
JW945
JW946
MT901
NO903
D901
JW942
LP901
LP903
JW950
D832
C893
C834
LP963
LP961
C961
C963
JW969
JW967
CN952
CN951
JW973
JW975
JW706
JW702
CN905
JW960
JW972
JW974
JW976
JW977
JW978
JW979
JW980
JW981
JW982
JW984
JW985
JW986
JW983
F961
F962
F964
F963
R952
R951
R953
SUB TRANS BOARD
11
(11)
1-687-271-
TRANS BOARD
11
(11)
1-687-270-
T951
POWER TRANSFORMER
+
–
AC IN
T901
SUB TRANSFORMER
S
PA
BOARD
(Page 42)
1
4
1
1
2
R
PA
BOARD
(Page 42)
1
11
Q
PA
BOARD
(Page 42)
3
1
2
2
3
4
5
A
1
B
C
D
E
F
G
H
C893
C834
R952
C963
C961
CN951
CN952
CN901
NO903
C901
D832
R953
R951
T951
RY901
D901
T901
F961
F962
JW969
JW967
JW945
JW946
JW948
JW942
CN902
CN905
F963
F964
0.1
100
0.1
100
0.33
10000p
10000p
VH-3P
EH
2P
AMP
0.01
250V
RBV1306
0.1 1/2W
0.33
STB RELAY
9V
1SS133T-77
T8.0AL
250V
T8.0AL
250V
VH-2P
VH-2P
T6.3AL
250V
T6.3AL
250V
POWER
TRANSFORMER
TRANSFORMER
SUB
HCD-XGR99AV
50
50
T331
r
WAVEFORMS
1
IC501 qa XC-OUT
2
3
IC501 qd X-OUT
T331
4
– MAIN BOARD –
– BD BOARD –
IC101 el FE
1
IC101 ra TE
2
IC101 rd RFDC
3
IC101 yj XTAO
4
– PANEL FL BOARD –
IC601 is X OUT
1
3.0Vp-p
32KHz
VOL/DIV
: 1V AC
TIME/DIV : 10µsec
VOL/DIV
: 1V AC
TIME/DIV : 50nsec
2.0Vp-p
16MHz
240Vp-p
13µsec
VOL/DIV
: 50V AC
TIME/DIV : 10µsec
TAPE REC only
VOL/DIV
: 50V AC
TIME/DIV : 10µsec
TAPE REC only
64Vp-p
13µsec
4MHz
2.4Vp-p
VOL/DIV
: 1V AC
TIME/DIV : 0.2µsec
VOL/DIV
: 0.1V AC
TIME/DIV : 1msec
VOL/DIV
: 0.2V AC
TIME/DIV : 0.2msec
VOL/DIV
: 0.2V AC
TIME/DIV : 0.5µsec
VOL/DIV
: 0.2V AC
TIME/DIV : 50nsec
0.15Vp-p
0.4Vp-p
0.62Vp-p
0.8Vp-p
16.9344MHz
7-30. IC PIN FUNCTIONS
1
SOSQ
O
Sub-Q serial output
2
SQCK
I
Clock input for SQSO read-out
3
XRST
I
System reset
4
SYSM
I
Muting input
5
DATA
I
Serial date input,supplied from CPU
6
XLAT
I
Latch input,supplied from CPU
7
CLOK
I
Serial date transfer clock input,supplied from CPU
8
SENS
O
SENS output
9
SCLK
I
SENS serial data read-out clock
10
VDD
—
Power supply (+3.3V)
11
ATSK
—
Input pin for anti-shock (Ground)
12
SPOA
—
Ground
13
SPOB
—
Ground
14
XLON
O
Not used (open)
15
WFCK
O
Not used (open)
16
XUGF
O
Not used (open)
17
XPCK
O
Not used (open)
18
GFS
O
Not used (open)
19
2SPO
O
Not used (open)
20
SCOR
O
Sub-code sync output
21
COUT
I/O
Not used (open)
22
MIRR
I/O
Not used (open)
23
DFCT
I/O
Not used (open)
24
FOK
I/O
Not used (open)
25
LOCK
I/O
Not used (open)
26
MDP
O
Output to control spindle motor servo
27
SSTP
I
Input signal to detect disc inner most trak
28
SFDR
O
Sled drive output
29
SRDR
O
Sled drive output
30
TFDR
O
Tracking drive output
31
TRDR
O
Tracking drive output
32
FFDR
O
Focus drive output
33
FRDR
O
Focus drive output
34
VSS
—
Ground
35
TEST
I
TEST pin (connected to ground)
36
TES1
I
TEST pin (connected to ground)
37
XTSL
I
X’tal selection circuit input (connected to ground)
38
VC
I
Center voltage input
39
FE
I
FOCUS error signal input
40
SE
I
Sled error signal input
41
TE
I
Tracking error signal input
42
CE
I
Center servo analog input
43
RFDC
I
RF signal input
44
ADIO
O
Not used (open)
45
AVSS0
—
Analog ground
46
IGEN
I
Power supply pin operational amplifiers
47
AVDDO
—
Power supply (+3.3V)
48
ASYO
O
EFM full swing output
49
ASYI
I
Asymmetry comparator voltage input
50
BIAS
I
Asymmetry circuit constant current input
51
RFAC
I
EFM signal input
52
AVSS3
—
Ground
Description
Pin Name
Pin No.
I/O
• IC101 DIGITAL SIGNAL PROCESSOR (CXD3017Q) (BD Board)
51
HCD-XGR99AV
53
CLTV
I
Control voltage input for master VCO
54
FILO
O
Filter output for master PLL
55
FILI
I
Filter input for master PLL
56
PCO
O
Chage-pump output for master PLL
57
AVDD3
—
Powr supply (+3.3V)
58
VSS
—
Ground
59
VDD
—
Power supply (+3.3V)
60
DOUT
O
CD data output
61
LRCK
O
Not used (open)
62
PCMD
O
Not used (open)
63
BCK
O
Not used (open)
64
EMPH
O
Not used (open)
65
XVDD
—
Power supply (+3.3V)
66
XTAI
I
X’tal oscillator circuit input (16.9344MHz)
67
XTAO
O
X’tal oscillator circuit output (16.9344MHz)
68
XVSS
—
Ground
69
AVDD1
—
Power supply (+3.3V)
70
AOUT1
O
Lch : Analog output
71
AIN1
I
Lch : OPAMP input
72
LOUT1
O
Lch : LINE output
73
AVSS1
—
Ground
74
AVSS2
—
Ground
75
LOUT2
O
Rch : LINE output
76
AIN2
I
Rch : OPAMP input
77
AOUT2
O
Rch : Analog output
78
AVDD2
—
Power supply (+3.3V)
79
RMUT
O
Not used (open)
80
LMUT
O
Not used (open)
Description
Pin Name
Pin No.
I/O
52
HCD-XGR99AV
Description
Pin Name
Pin No.
I/O
1
AUDIO-OUT
O
MD output mute signal output
2
STEREO
I
Stereo signal input
3
TUNED
I
Tuned signal input
4
SIRCS
I
SIRCS input
5
CD-MUTE
O
CD mute signal output
6
PARTY-DATA
O
Party mode data output
7
PARTY-CLK
O
Party mode clock output
8
BYTE
I
Not used (connected to ground)
9
CNVSS
—
Not used (Connected to ground with resistor)
10
XC-IN
I
Sub clock input
11
XC-OUT
O
Sub clock output
12
RESET
I
System reset input
13
X-OUT
O
Main system clock output (16MHz)
14
VSS
—
Ground
15
X-IN
I
Main system clock input (16MHz)
16
VCC
—
Power supply (+5V)
17
NMI
I
Not used (Pull up with resistor)
18
V-SELA
O
Video input select signal output (A)
19
SCOR
I
CD Q-Data request input
20
AC-CUT
I
AC cut check signal input
21
ST-MUTE
O
Tuner mute signal output
22
ST-CE
O
Tuner chip enable signal output
23
ST-DOUT
O
Tuner data output
24
BU-PWM3
O
BU PWM 3 (for CD-RW) signal output
25
ST-DIN
I
Tuner data input
26
BU-PWM2
O
BU PWM 2 (for CD-RW) signal output
27
ST-CLK
O
Tuner clock signal output
28
BU-PWM1
O
BU PWM 1 (for CD-RW) signal output
29
IIC-CLK
I
IIC serial data clock input
30
IIC-DATA
I
IIC serial data input
31
–
—
Not used (open)
32
SQ-DATA
I
CD data input
33
SQ-CLK
O
CD data clock output
34
SENS
I
SENS signal input from CXD3017Q
35
CD-DATA
O
CD data output
36
XLT
O
CD latch signal output
37
CD-CLK
O
CD data clock output
38
CD-POWER
O
CD power on/off signal output
39
CLK-OUT
O
Not used (open)
40
LD-ON
O
Laser diode control signal output
41
OTM-RESET
O
Other micom reset
42
PARTY-TEMPO
I
Tempo clock input
43
XRST
O
CD reset signal output
44
MTR-CTRL1
O
CD motor control 1 output
45
MTR-CTRL2
O
CD motor control 2 output
46
REC-A
I
Record tab switch for SIDE-A signal input
47
LED-DISC
O
DISC LED on/off signal output
48
BU UP/DW SW
I
BU up switch signal input
49
TBL-SENS
I
Table sensor signal input
50
REC-B
I
Record tab switch for SIDE-B signal input
51
A-TRG
O
TCM-A trigger output
52
B-TRG
O
TCM-B Trigger output
53
AMS-IN
I
AMS signal input
• IC501 M30622MGN-B14FP SYSTEM CONTOL (MAIN Board)
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