Sony HCD-GNZ7D / HCD-GNZ8D / HCD-GNZ9D / MHC-GNZ7D / MHC-GNZ8D / MHC-GNZ9D Service Manual ▷ View online
33
HCD-GNZ7D/GNZ8D/GNZ9D
Pin No.
Pin Name
I/O
Description
177
OCSW
I
SEN signal input from System Controller (IC509)/OCSW signal input
178
VCLK
—
Not Used
179
CKSW
I
CKSW signal input
180
IO3
—
Not Used
181
TSDM
O
TSDM signal output to Motor driver (IC201)
182
DVDD3
—
Power Supply (+3.3V)
183
MUTE
O
MUTE signal output to Motor driver (IC201)
184
MUTE123
O
MUTE signal output to Motor driver (IC201)
185
REW
O
REV signal output to Motor driver (IC201)
186
FWD
O
FWD signal output to Motor driver (IC201)
187
MSW
O
Volume control signal output to Optical pick-up
188
DSEL
O
Select signal output
189
DAVCC
—
Power Supply (+3.3V)
190
VREF
I
Bandgap reference voltage (not used)
191
FS
O
Full scale adjustment (pull down)
192
YUV0
—
Not Used
193
DVSS
—
Terminal Ground
194
YUV1
O
Y signal output to VIDEO AMP (IC201)
195
DAVDD
—
Power Supply (+3.3V)
196
YUV2
O
CHROMA signal output to VIDEO AMP (IC201)
197
DVSS
—
Terminal Ground
198
YUV3
O
VIDEO signal output to VIDEO AMP (IC201)
199
DAVDD
—
Power Supply (+3.3V)
200
YUV4
O
G signal output to VIDEO AMP (IC201)
201
DVSS
—
Terminal Ground
202
YUV5
O
B signal output to VIDEO AMP (IC201)
203
YUV6
O
R signal output to VIDEO AMP (IC201)
204
DVDD3
—
Power Supply (+3.3V)
205
MIC/VSYNC
—
Not Used
206
VOICE/YUV7
—
Not Used
207
KRMOB/HSYNC
—
Not Used
208
SMSCK
—
Not Used
209
SPDATA/SMSDI
I
Audio data of SPDIF input
210
SMSDO
—
Not Used
211
XSMCS
—
Not Used
212
DVDD3
—
Power Supply (+3.3V)
213
ALRCK
I
Audio left/right channel clock
214
ABCK
O
Audio bit clock
215
ACLK
I
Audio DAC master clock
216
DVSS
—
Terminal Ground
217
ASDATA0
O
Auio serial data
218
ASDATA1
O
Auio serial data
219
ASDATA2
O
Auio serial data
220
XRST
—
Not Used
221
DVDD18
—
Power Supply (+1.8V)
222
ASDATA4
O
Auio serial data (not used)
223
DVSS
—
Terminal Ground
224
DWIDE
—
Not Used
225
SDPIF
—
SPDIF output (not used)
226
RFGND18
—
Terminal Ground
34
HCD-GNZ7D/GNZ8D/GNZ9D
Pin No.
Pin Name
I/O
Description
227
RFVDD18
—
Power Supply (+1.8V)
228
ZTALO
O
Oscillator output signal
229
ZTALI
I
Oscillator input signal
230
JITFO
O
RF jitter meter output
231
JITFN
I
Negative input of operation amplifier for RF jigger meter
232
PLLVSS
—
Terminal Ground
233
IDAC
—
Not Used
234
PLLVDD3
—
Power Supply (+3.3V)
235
LPFON
O
Negative output of loop filter amplifier
236
LPFIP
I
Positive input of loop filter amplifier
237
LPFIN
I
Negative input of loop filter amplifier
238
LPFOP
O
Positive output of loop filter amplifier
239
VDD3
I
Power Supply (+3.3V)
240
VCM
I
SACD-Common mode Reference
241
VSS
—
Terminal Ground
242
VREEP
I
SACD-TOP Reference
243
VREEN
I
SACD-Bottom Reference
244
RFVDD3
—
Power Supply (+3.3V)
245
RFRPDC
I
RFRP signal input
246
RFRPAC
I
RFRP signal input
247
HRFZC
I
High frequency RF ripple zero crossing
248
CRTPLP
O
Defect level filter capacitor connecting
249
RFGND
—
Terminal Ground
250
CEQP
O
EQ offset loop capacitance (not used)
251
CEQN
O
EQ offset loop capacitance (not used)
252
OSP
O
RF offset cancellation capacitor connecting
253
OSN
I
RF offset cancellation capacitor connecting
254
RFGC
O
RF offset loop capacitor connecting for DVD-ROM
255
IREF
I
Current reference input
256
AVDD3
—
Power Supply (+3.3V)
35
35
HCD-GNZ7D/GNZ8D/GNZ9D
HCD-GNZ7D/GNZ8D/GNZ9D
7-1. BLOCK DIAGRAM — RF/SERVO SECTION —
: CD PLAY
: DVD PLAY
: SACD PLAY
• Signal Path
DETECTOR
6
2
3
4
5
11
10
19
18
252
253
DVDRFIP
DVDA
DVDB
DVDB
DVDC
DVDD
TPI
TNI
MC
MD
MD
C
D
LD01
MD12
LD02
MSW
MD11
OSP
OSN
CD/DVD RF AMP,
FOCUS/TRACKING ERROR AMP
DVD SYSTEM PROCESSOR
DIGITAL SERVO PROCESSOR
IC102(1/2)
OPTICAL PICK-UP
BLOCK
2AXIS
DEVICE
FOCUS/
FOCUS/
TRACKING
COIL
23
20
LI M SW
176
22
21
36
48
43
37
1
Q102 (2/2)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q101, Q103
VOLUME CONTROL
Q102 (1/2)
AUTOMATIC POWER
CONTROL (FOR CD)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
42
41
BUFFER
35
3
34
4
TRACKING COIL
DRIVE
32
38
42
37
41
30
47
SLED MOTOR
DRIVE
FOCUS/TRACKING COIL DRIVER,
SPINDLE, SLED MOTOR DRIVER
IC201
27
28
SPINDLE MOTOR
DRIVE
M
M
SPINDLE
46
47
FMO
FOO
MIC
DMO
TRO
V REFO
SPFG
40 IOPMON
FOO
RF
A
B
C
D
F
E
CD LD
PD
LIMIT
WR650
VR780
MSW
DVD LD
FCS+
FCS–
TRK+
VCC
TRK–
SP+
SP–
SL+
SL–
D
C
B
A
V1P4
V1P4
9 NB
B
8 NA
A
30
29
SLED MOTOR
DRIVE
M
M
187
BUFFER
19
20
22
21
40
45
SYSTEM
CONTROL
IC101(1/4)
99
IFCK
MTK_CLK
29
100
XIFCS
MTK_CS
30
110
PRST
MTK_XRST
23
98
IFSDO
MTK_IN
28
101
IFSDI
105
IFBSY
KRMOD/HSYNC
MREQ
MTK BUSY
24
KARAOKE/
MTK-REQ
MTK-REQ
87
MTK_OUT
27
TRO
FMO
FOO
DMO
TRO
10
13
FMO
DMO
184 MUTE123
183 MUTE
181 TSDM
183 MUTE
181 TSDM
207
114
MIC/VSYNC 205
A
MAIN
SECTION
(Page 38)
SLED
36
36
HCD-GNZ7D/GNZ8D/GNZ9D
HCD-GNZ7D/GNZ8D/GNZ9D
7-2. BLOCK DIAGRAM — VIDEO SECTION —
DVD SYSTEM PROCESSOR
IC102(2/2)
217
ASDAT0
ASDAT1
ASDAT2
ASDAT4
ASDAT2
ASDAT4
225
SDPIF
EEPROM
IC103
6 5
SCL
SDA
CE
WE
OE
FLASH ROM
IC101
125-123, 121, 120, 118,
117, 115, 135, 133-128, 126
146, 147, 149-151,
158-160, 162, 164-166
22-26,
29-35
HIGHA0-7
IOA0-7, IOA18-IOA20
A16, A17
IOA0-7, IOA18-IOA20
A16, A17
AD0 – AD7
A1-A20
DATA & ADDRESS BUS
DATA & ADDRESS BUS
81-84,86-88,91
53-61, 67-72, 74-76,
78, 89, 92, 93
HD0 – HD7
A0 – A21
HD0 – HD7
A0
26
45
CE
WE
28
OE
11
A0 – A19
DQ15/A-1
77
IOCS
IOWA
79
IOUE
66
DQ0 – DQ7
RCLK
CE
WE
OE
SDRAM
IC104
38
DRCLK
RD0 – RD15
RA0 – RA11
RA0 – RA11
RD0 – RD15
142
RCS
19
RCS
138
RWE
16
RWE
140
RAS
18
RAS
139
CAS
17
CAS
MDQM0
15
DQM0
MDQM1
39
DQM1
CKE
37
DRCKE
102
SCL
103
SDA
143
BA0
20
BS0
BA1
21
BS1
29,31,33,35,38,40,42,44
25-16, 9-1, 48
145
156
113 137 157
2,4,5,7,8,10,11,13,42,44,45,47,48,50,51,53
218
46
LOUT2+
SURROUND L
IC3731
GNZ8D/GNZ9D
D/A CONVERTER
IC301
IC3751 (1/2)
IC3751 (2/2)
IC3771
IC3711
45
LOUT2–
219
222
203
YUV6
171
WODE
188
DSEL
196
YUV2
194
YUV1
200
YUV4
202
YUV5
198
YUV3
220
XRST
215
ACLK
214
ABCK
213
ALRCK
14 SDTI1
V
C
Y
YG
YG
CR/B
CB/R
CB/R
WIDE
DSEL
(SL)
15 SDTI2
16 SDTI3
16 SDTI3
13 SDTI4
8
PDN
10 MCLK
9
BICK
17 LRCK
19 SCL
20 SDA
42
CENTER
41
40
SUBWOOFER
39
38
DOWNMIX L
37
2
FRONT L
1
DIGITAL
OPTICAL
TRANSMITTER
IC305
DIGITAL
OUT
(OPTICAL)
LOUT3+
LOUT3–
(FC)
ROUT3+
ROUT3–
(SW)
LOUT4+
LOUT4–
(DMIXL)
LOUT1+
LOUT1–
(FL)
GNZ7D
B
MAIN
SECTION
(Page 38)
C
AUDIO
SECTION
(Page 37)
XTALI
XTALO
229
228
X101
27MHz
• Signal Path
: VIDEO
: Y
: COMPONENT VIDEO
: AUDIO
: DIGITAL
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