Sony CMT-WS2D / HCD-WS2D Service Manual ▷ View online
57
HCD-WS2D
Pin No.
Pin Name
I/O
Description
113
DQMO
O
DQM0 signal output to SD-RAM (IC104)
114
MREQ
O
MREQ signal output
115
RD7
I
Data bus 7 from SD-RAM (IC104)
116
DVSS
—
Terminal Ground
117, 118
RD 6, 5
I
Data bus 6, 5 from SD-RAM (IC104)
119
DVSS
—
Terminal Ground
120, 121
RD 4, 3
I
Data bus 4, 3 from SD-RAM (IC104)
122
DVDD18
—
Power Supply (+1.8V)
123 to 125
RD 2 to 0
I
Data bus 2 to 0 from SD-RAM (IC104)
126
RD15
I
Data bus 15 from SD-RAM (IC104)
127
DVDD3
—
Power Supply (+3.3V)
128
RD 14
I
Data bus 14 from SD-RAM (IC104)
129 to 133
RD 13 to 9
I
Data bus 13 to 9 from SD-RAM (IC104)
134
DVSS
—
Terminal Ground
135
RD8
I
Data bus 8 from SD-RAM (IC104)
136
GPI0
—
Not Used
137
DQM1
O
DQM1 signal output to SD-RAM (IC104)
138
REW
O
WE signal output to SD-RAM (IC104)
139
CAS
O
CAS signal output to SD-RAM (IC104)
140
RAS
O
RAS signal output to SD-RAM (IC104)
141
DVDD3
—
Power Supply (+3.3V)
142
RCS
O
RCS signal output to SD-RAM (IC206)
143
BAO
O
BAO signal output to SD-RAM (IC206)
144
DVSS
—
Terminal Ground
145
BA1
O
BA1 signal output to SD-RAM (IC104)
146
RA10
O
Address bus 10 output to SD-RAM (IC104)
147
RA0
O
Address bus 0 output to SD-RAM (IC104)
148
DVSS
—
Terminal Ground
149 to 151
RA 1 to 3
O
Address bus 1 to 3 output to SD-RAM (IC104)
152
DVDD18
—
Power Supply (+1.8V)
153
RVREF
I
Reference voltage (not used)
154
RCLKB
I
Dram clock (not used)
155
DVDD3
—
Power Supply (+3.3V)
156
RCLK
O
CLK signal output to SD-RAM (IC104)
157
CLE
O
CLE signal output to SD-RAM (IC104)
158 to 160
RA 11, 9, 8
O
Address bus 11, 9, 8 output to SD-RAM (IC104)
161
DVSS
—
Terminal Ground
162
RA7
O
Address bus 7 output to SD-RAM (IC104)
163
DVSS
—
Terminal Ground
164 to 166
RA 6 to 4
O
Address bus 6 to 4 output to SD-RAM (IC104)
167
DVDD3
—
Power Supply (+3.3V)
168
DISC/X
—
Not Used
169
RGB
—
Not Used
170
XSMRST
—
Not Used
171
WODE
O
SI signal output to VIDEO AMP (IC201)
172
NT
—
Not Used
173
DVDD18
—
Power Supply (+1.8V)
174
EUR
—
Not Used
175
DVSS
—
Terminal Ground
58
HCD-WS2D
Pin No.
Pin Name
I/O
Description
176
LIMSW
O
LIMSW signal output to Optical pick-up
177
OCSW
I
SEN signal input from System Controller (IC401)
178
VCLK
—
Not Used
179
CKSW
—
CK SW signal input
180
IO3
—
Not Used
181
TSDM
O
TSDM signal output to Moter driver (IC201)
182
DVDD3
—
Power Supply (+3.3V)
183
MUTE
O
MUTE signal output to Moter driver (IC201)
184
MUTE123
O
MUTE signal output to Moter driver (IC201)
185
REW
O
REW signal output to Moter driver (IC201)
186
FWD
O
FWD signal output to Moter driver (IC201)
187
MSW
O
Volume control signal output to Optical pick-up
188
DSEL
O
Select signal output (not used)
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
I
KRMOB signal input from System Controller (IC401)
208
SMSCK
—
Not Used
209
SPDATA/SMSDI
I
Audio data of SPDIF input (not used)
210
SMSDO
—
Not Used
211
XSMCS
—
Not Used
212
DVDD3
—
Power Supply (+3.3V)
213
ALRCK
O
Audio L/R channel clock
214
ABCK
O
Audio bit clock
215
ACLK
O
Audio DAC master clock
216
DVSS
—
Terminal Ground
217
ASDATA0
O
Audio serial data
218
ASDATA1
O
Audio serial data
219
ASDATA2
O
Audio serial data
220
XRST
O
RESET signal output to D/A converter(IC301)
221
DVDD18
—
Power Supply (+1.8V)
222
ASDATA4
O
Audio serial data
223
DVSS
—
Terminal Ground
224
DWIDE
—
Not Used
59
HCD-WS2D
Pin No.
Pin Name
I/O
Description
225
SDPIF
—
SPDIF output
226
RFGND18
—
Terminal Ground
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)
60
HCD-WS2D
SECTION 6
EXPLODED VIEWS
NOTE:
•
-XX and -X mean standardized parts, so they
may have some difference from the original
one.
may have some difference from the original
one.
•
Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
are seldom required for routine service.
Some delay should be anticipated when
ordering these items.
•
The mechanical parts with no reference
number in the exploded views are not supplied.
number in the exploded views are not supplied.
•
Abbreviation
E3
E3
: 240 V AC Area in E model.
HK
: Hong Kong model.
RU
: Russian model.
SP6
: Singapore and Malaysia models.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
6-1.
OVERALL SECTION
1
2-580-698-11 CASE
2
3-363-099-11 SCREW (CASE 3 TP2)
3
3-077-331-21 +BV3 (3-CR)
4
4-225-252-01 CUSHION (FOOT)
#1
7-685-646-71 SCREW +BVTP 3X8 TYPE2 IT-3
1
2
2
3
4
chassis section-1
front panel section
#1
#1
#1
#1
The components identified by mark 0 or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
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