Sony HCD-XGR80 Service Manual ▷ View online
45
HCD-XGR80
T331
5
r
WAVEFORMS
1
IC501
qa
XC-OUT
2
3
IC501
qd
X-OUT
T331
4
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 : 10
µ
sec
VOL/DIV
: 1V AC
TIME/DIV : 50nsec
2.0Vp-p
16MHz
240Vp-p
13
µ
sec
VOL/DIV
: 50V AC
TIME/DIV : 10
µ
sec
TAPE REC only
VOL/DIV
: 50V AC
TIME/DIV : 10
µ
sec
TAPE REC only
64Vp-p
13
µ
sec
4MHz
2.4Vp-p
VOL/DIV
: 1V AC
TIME/DIV : 0.2
µ
sec
VOL/DIV
: 0.1V AC
TIME/DIV : 1msec
VOL/DIV
: 0.2V AC
TIME/DIV : 0.2msec
VOL/DIV
: 0.2V AC
TIME/DIV : 0.5
µ
sec
VOL/DIV
: 0.2V AC
TIME/DIV : 50nsec
0.15Vp-p
0.4Vp-p
0.62Vp-p
0.8Vp-p
16.9344MHz
46
HCD-XGR80
6-25. 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)
47
HCD-XGR80
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
48
HCD-XGR80
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
–
—
Not used (open)
7
–
—
Not used (open)
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
RDS-INT
I
Not used (Connected to ground with resistor)
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
HOLD
O
Laser diode control signal output
41
OTM-RESET
O
Other micom reset
42
–
—
Not used (open)
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 M30620MCN-A01FP SYSTEM CONTOL (MAIN Board)
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