Sony HCD-GN88D / MHC-GN88D Service Manual ▷ View online
73
HCD-GN88D
Pin No.
128, 129
130
131
132
133, 134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172 to 176
I/O
—
O
I
O
—
O
I
I
I
—
O
—
O
—
O
I
I
O
I
—
I
I
—
I
—
I
—
O
I
O
I
—
O
I
I
I
I
I
—
O
I
—
I/O
Pin Name
VCCA3, VCCA2
PDO
PDHVCC
FDO
GNDA2, GNDA1
SPO
VC2
MDIN2
MDIN1
VCCA1
CLVS
VSS
MDSOUT
VDD
MDPOUT
DEFECT
GSCOR
EXCK
SBIN
VSS
SCOR
WFCK
VDD5V
XRCI
VDDS
C2PO
VDD
DBCK
BCLK
DDAT
MDAT
VSS
DLRC
LRCK
XRST
IFS0
IFS1
XTAL
VSS
XTA2
XTA1
VDD
D0 to D4
Description
Power supply (+3.3V)
Signal output from the charge pump for phase comparator
Middle point voltage input terminal for RF PLL
Signal output from the charge pump for frequency comparator
Ground
Spindle motor control signal output to FAN8035L
Middle point voltage (+1.65V) input
Spindle motor servo drive signal input
MDP input
Power supply (+3.3V)
Control signal output for selection the spindle control filter constant at CLVS
Ground
Frequency error output terminal of internal CLV circuit
Power supply (+3.3V)
Phase error output of internal CLV circuit
Defect signal input (Not used)
Guard subcode sync (S0+S1) detection signal input from CXD3068Q
Subcode serial data reading clock signal output to CXD3068Q
Subcode serial data input from CXD3068Q
Ground
Subcode sync (S0+S1) detection signal input from CXD3068Q
Write frame clock signal input from CXD3068Q
Power supply (+5V)
Not used (Pull down)
Power supply (+5V)
C2 pointer signal input from CXD3068Q
Power supply (+3.3V)
Bit clock signal (2.8224 MHz) output (Not used)
Bit clock signal (2.8224 MHz) input from CXD3068Q
PCM data (Not used)
Serial data input from CXD3068Q
Ground
L/R sampling clock signal (Not used)
L/R sampling clock signal (44.1 kHz) input from CXD3068Q
Reset signal input from CXP973064-226R “L”: reset
Not used (connected to ground)
Not used (connected to VDD)
33.8688 MHz clock signal input from SM8707GV
Ground
System clock output (33.8688 MHz)
System clock input (33.8688 MHz)
Power supply (+3.3V)
Two-way data bus with the CXP973064-226R
74
HCD-GN88D
• IC901 CXP973064-226R (MECHANISM CONTROLLER) (DBM03 Board)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14 to 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
I/O
O
O
O
O
I/O
I
O
O
I
O
O
O
—
I/O
I
I
O
O
I
O
O
I
I
I
O
I
O
O
O
O
I
—
I
O
—
O
O
O
I
I
O
O
O
I
O
O
—
I
Pin Name
NO_USE
SDEN
DOCTRL/
ISBTEST
XRST_2753
SDA_EEP
MNT1
FCS_JMP_1
FCS_JMP_2
SENS_CD
CDSP2
CDSP4
XCS_DVD
VSS
D0 to D7
INIT0_DVD
INIT1_DVD
MSCK_SAMBA
XRST_1882
SCOR
LAT_CD
LD ON
MIRR
COUT_CD
INLIM
CS_ZIVA
SI_ZIVA
SO_ZIVA
SCK_ZIVA
DRVIRQ
DRVRDY
RST
VSS
XTAL
EXTAL
VDD
SLED_A, SLED_B
SCK_DSD
SDOUT_DSD
SDIN_DSD
READY_DSD
DATA_CD
CLOK_CD
XMSLAT
SQSO
MUTE_DSD
SQCK
VSS
CONTROL_2
Description
Not used (open)
Serial data enable signal output to CXD1881AR
Digital out on/off control signal output to CXD3068Q
Not used
Data bus with the EEPROM
EEPROM ready signal input from CXD1882R
Focus jump 1 signal output to the FAN8035L
Focus jump 2 signal output to the FAN8035L
Internal status (SENSE) signal input from CXD3068Q
Not used
Not used
Chip select signal output to CXD1882R
Ground
Two-way data bus with CXD1882R
Interrupt signal input from CXD1882R
Interrupt signal input from CXD1882R
Not used
Reset signal output to CXD1882R
Subcode sync (S0+S1) detection signal input from CXD3068Q
Serial data latch pulse signal output to CXD3068Q
Laser diode on/off control signal output to CXD1881AR
Mirror signal input from CXD1881AR
Numbers of track counted signal input from CXD1881AR
Detection signal input from limit in switch The optical pick-up is inner position when “H”
Chip select signal output to ZIVA5X-C1F
Serial data input from ZIVA5X-C1F
Serial data output to ZIVA5X-C1F
Serial data transfer clock signal output to ZIVA5X-C1F
Interrupt request signal output to ZIVA5X-C1F
Ready signal output to ZIVA5X-C1F
System reset signal input from ZIVA5X-C1F
Ground
System clock input terminal (20 MHz)
System clock output terminal (20 MHz)
Power supply (+3.3V)
Sled motor drive signal output to FAN8035L
Clock output to CXD1882R
Serial data output (Not used)
Serial data input (Not used)
Ready signal input (Not used)
Serial data output to CXD3068Q
Serial data transfer clock signal output to CXD3068Q
Serial data latch pulse signal (Not used)
Subcode Q data input from CXD1882R
Muting on/off control signal (Not used)
Subcode Q data reading clock signal output to CXD1882R
Ground
Not used
75
HCD-GN88D
Pin No.
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 to 96
97
98
99
100
I/O
I
I
O
O
I
I
O
I
I
I
I
—
I
—
I
O
O
I
I
O
O
I/O
I/O
I
O
O
I/O
O
O
—
—
—
O
O
O
O
O
Pin Name
CONTROL_1
GFS_DVD
MUTE_CD
MUTE_2D
SLED
FG
SP_ON
JIT
TE
PI
FE
AVSS
AVREF
AVDD
GFS_CD
SCLK_CD
TSD-M
FOK_CD
LOCK_CD
LDSEL
SACD/DVD
I2C_SIO
I2C-SCL
RXD
TXD
SDCLK_RF
SDATA_RF
XWR
XRD
(PWE)
VDD
VSS
A0 to A7
A8
XDRST
WP_EEP
CLK_EEP
Description
Not used (open)
Guard frame sync signal input from CXD1882R
Muting on/off control signal output to CXD3068Q
Muting on/off control signal output to FAN8035L
Sled motor servo drive PWM signal input from CXD3068Q
Spindle motor control signal input from CXD1881AR
Muting on/off control signal output to FAN 8035L
Jitter signal input
Tracking error signal input from CXD1881AR
Pull in signal input from CXD1881AR
Focus error signal input from CXD1881AR
Ground
Reference voltage input (for A/D converter)
Power supply (+3.3V) (for A/D converter)
Guard frame sync signal input from CXD3068Q
SENSE serial data reading clock signal output to CXD3068Q
Thermal shut down signal output to FAN8035L
Focus OK signal input from CXD3068Q
GFS is sampled by 460 Hz “H” input when GFS is “H”
Laser diode selection signal output
SACD/DVD selection signal output
Communication data bus input/output
Communication data reading clock signal input/output
Serial data input from the RS-232C (for check)
Serial data output to the RS-232C (for check)
Serial data transfer clock signal output to CXD1881AR
Two-way data bus with CXD1881AR
Write strobe signal output to CXD1882R
Read strobe signal output to CXD1882R
Not used
Power supply (+3.3V)
Ground
Address signal output to CXD1882R
Motor/coil driver power save control signal (Not used)
Reset signal output
Write protect signal output to the EEPROM
Clock signal output to the EEPROM
76
HCD-GN88D
Description
Pin Name
Pin No.
I/O
1
STEREO
I
Stereo signal input from tuner
–––––––––––––––––
2
TUNED
I
Tuned signal input from tuner
3
ST-CE
O
Tuner chip enable signal output
4
SIRCS
I
SIRCS input
5
ST-DOUT
O
Tuner data output
6
ST-DIN
I
Tuner data input
7
ST-CLK
O
Tuner clock signal output
8
BYTE
—
Not used (connected to ground)
9
CNVSS
—
Not used (Connected to ground with resistor)
10
XC-IN
I
Sub clock input (32.768KHz)
11
XC-OUT
O
Sub clock output (32.768KHz)
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 (+3.3V)
17
NMI
I
Not used (Pull up with resistor)
18
SOFT-TEST
O
Not used (open)
19
NO USE
—
Not used (open)
20
AC-CUT
I
AC cut check signal input
21
E-1
I
DVD/CD turn table encoder signal input
22
E-2
I
DVD/CD turn table encorder signal input
23
DVD-POWER (SYSPWR)
O
DVD power ON signal
24
NO USE
—
Not used (open)
25
DVD-MUTE (SYSPWR)
O
DVD mute signal output
26
NO USE
—
Not used (open)
27
STBY-RELAY
O
Standby relay driver signal output
28
NO USE
I
Not used (Connected to ground)
29
IIC-CLK
I
IIC serial clock input
30
IIC-DATA
I
IIC serial data input
31
TXD1
O
Test TX data signal output (Not used)
32
VMUTE2
O
Video mute 2 signal output
33
VMUTE
O
Video mute signal output
34
M-REQ
I
M request signal input
35
NO USE
O
Not used (open)
36
NO USE
O
Not used (open)
37
NO USE
I
Not used (Connected to ground)
38
NO USE
I
Not used (Connected to ground)
39
CLOCK-OUT
O
Not used (open)
40
SYS-RESET
O
DVD system reset signal
41
TBL-SENS
I
Table sensor signal input
42
OPEN SW
I
CDM eject switch signal input
43
E-3
I
DVD/CD turn table encoder signal input
44
TM-F
O
DVD/CD turn table motor-F signal output
45
MT-R
O
DVD/CD turn table motor-R signal output
46
LMF
O
LD motor-F signal output
47
LMR
O
LD motor-R signal output
48
STBY-LED
O
Standby LED driver signal output
49
GC-RESET
O
Display control system reset signal output
50
HP DETECT
I
Headphone detect input
• IC501 M30620MCN-A27FP (SYSTEM CONTOL) (MAIN Board)
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