Sony DAV-DZ120K Service Manual ▷ View online
57
HCD-DZ120K
Pin No.
Pin Name
I/O
Description
48
DSEL
—
Not used
49
WIDE
I
Wide switch signal input tenminal
50
MSW
I
Mute signal control input
51
MAMUTE
O
MAMUTE signal output to system controller (IC501) (not used)
52
DVDD18
—
Power supply (+1.8V from IC1109)
53 to 58
IOA 2 to 7
O
Address bus 2 to 7 output to PROM (IC1102)
59
HIGHA0
O
Address bus 8 output to PROM (IC1102)
60, 61
IOA18, 19
O
Address bus 18, 19 output to PROM (IC1102)
62
DVSS
—
Ground terminal
63
APLLCAP
I
APLL external capacitance connection
64
APLLVSS
—
Ground terminal
65
VDD3
—
Power supply (+3.3V from IC1105)
66
I OWR
O
WE signal output to PROM (IC1102)
67
A16
O
Address bus 16 output to PROM (IC1102)
68 to 72
HIGHA 7 to 3
O
Address bus 15 to 11 output to PROM (IC1102)
73
DVDD3
—
Power supply (SW+3.3V)
74, 75
HIGHA 2, 1
O
Address bus 10, 9 output to PROM (IC1102)
76
IOA20
O
Address bus 20 output to PROM (IC1102)
77
IOCS
O
CE signal output to PROM (IC1102)
78
IOA1
O
Address bus 1 output to PROM (IC1102)
79
IOOE
O
OE signal output to PROM (IC1102)
80
DVDD3
—
Power supply (SW+3.3V)
81 to 84
AD 0 to 3
I
Data bus 0 to 3 input from PROM (IC1102)
85
DVSS
—
Ground terminal
86 to 88
AD 4 to 6
I
Data bus 4 to 6 input from PROM (IC1102)
89
IOA21
O
Address bus 21 output to PROM (IC1102)
90
ALE
O
Address latch enable (not used)
91
AD7
I
Data bus 7 input from PROM (IC1102)
92
A17
O
Address bus 17 output to PROM (IC1102)
93
IOA0
O
Address bus 0 output to PROM (IC1102)
94
DVSS
—
Ground terminal
95
UWA
I
System controller write strobe (not used)
96
URD
I
System controller read strobe (not used)
97
DVDD18
—
Power supply (+1.8V from IC1109)
98
IFSDO
I
DVD SOD signal input from system controller (IC501)
99
IFCK
O
DVD SCO signal output to system controller (IC501)
100
XIFCS
I
DVD XIFCS signal input from system controller (IC501)
101
IFSDI
I
VIFBUSY signal input from system controller (IC501)
102
SCL
O
SCL signal output to EEPROM (IC1103)
103
SDA
O
SDA signal output to EEPROM (IC1103)
104
TRG-SW
O
RS232 RXD signal output (not used)
105
IFBSY
I
RS232 TXD signal input from system controller (IC501)
106
RXD
I
RD232 RXD clock
107
TXD
I
RD232 TXD data
108
DVDD3
—
Power supply (SW+3.3V)
109
ICE
I
ICE mode enable (not used)
110
PRST
I
MTRST signal input from system controller (IC501)
111
IR
I
IR control signal input (not used)
112
INT0
I
External interrupt0 (not used)
58
HCD-DZ120K
Pin No.
Pin Name
I/O
Description
113
DQMO
O
DQM0 signal output to SD-RAM (IC1104)
114
MREQ
I
DQM signal input (not used)
115
RD7
I
Data bus 7 from SD-RAM (IC1104)
116
DVSS
—
Ground terminal
117, 118
RD 6, 5
I
Data bus 6, 5 from SD-RAM (IC1104)
119
DVSS
—
Ground terminal
120, 121
RD 4, 3
I
Data bus 4, 3 from SD-RAM (IC1104)
122
DVDD18
—
Power supply (+1.8V from IC1109)
123 to 125
RD 2 to 0
I
Data bus 2 to 0 from SD-RAM (IC1104)
126
RD15
I
Data bus 15 from SD-RAM (IC1104)
127
DVDD3
—
Power supply (SW+3.3V)
128
RD 14
I
Data bus 14 from SD-RAM (IC1104)
129 to 133
RD 13 to 9
I
Data bus 13 to 9 from SD-RAM (IC1104)
134
DVSS
—
Ground terminal
135
RD8
I
Data bus 8 from SD-RAM (IC1104)
136
GPI0
—
Not used
137
DQM1
O
DQM1 signal output to SD-RAM (IC1104)
138
RWE
O
WE signal output to SD-RAM (IC1104)
139
CAS
O
CAS signal output to SD-RAM (IC1104)
140
RAS
O
RAS signal output to SD-RAM (IC1104)
141
DVDD3
—
Power supply (SW+3.3V)
142
RCS
O
RCS signal output to SD-RAM (IC1104)
143
BA0
O
BAO signal output to SD-RAM (IC1104)
144
DVSS
—
Ground terminal
145
BA1
O
BA1 signal output to SD-RAM (IC1104)
146
RA10
O
Address bus 10 output to SD-RAM (IC1104)
147
RA0
O
Address bus 0 output to SD-RAM (IC1104)
148
DVSS
—
Ground terminal
149 to 151
RA 1 to 3
O
Address bus 1 to 3 output to SD-RAM (IC1104)
152
DVDD18
—
Power supply (+1.8V from IC1109)
153
NC
—
Reference voltage
154
NC
—
Dram clock
155
DVDD3
—
Power supply (SW+3.3V)
156
RCLK
O
CLK signal output to SD-RAM (IC1104)
157
CKE
O
CKE signal output to SD-RAM (IC1104)
158 to 160
RA 11 to 8
O
Address bus 11 to 8 output to SD-RAM (IC1104)
161
DVSS
—
Ground terminal
162
RA7
O
Address bus 7 output to SD-RAM (IC1104)
163
DVSS
—
Ground terminal
164 to 166
RA 6 to 4
O
Address bus 6 to 4 output to SD-RAM (IC1104)
167
DVDD3
—
Power supply (SW+3.3V)
168
DISC/X
—
Not used
169
RGB
O
RGB control signal output
170
TSD_M
O
TSD signal output to IC1201
171
NC
—
Not used
172
NC
—
Not used
173
DVDD18
—
Power supply (+1.8V)
174
FWD
O
FWD signal output to IC1201
175
NC
—
Not used
59
HCD-DZ120K
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 (IC501)/OCSW signal input
178
REW
—
REW signal output to IC1201
179
CKSW
I
CKSW signal input
180
NC
—
Not used
181
NC
—
Not used
182
DVDD3
—
Power supply (SW+3.3V)
183
NC
—
Not used
184
NC
—
Not used
185
NC
—
Not used
186
NC
—
Not used
187
NC
—
Not used
188
NC
—
Not used
189
DAVCC
—
Power supply (+3.3V from IC1105)
190
VREF
I
Bandgap reference voltage (not used)
191
FS
O
Full scale adjustment (pull down)
192
YUV0
—
Not used
193
DAVSS
—
Ground terminal
194
YUV1
O
Y signal output to VIDEO AMP (IC201)
195
DAVDD
—
Power supply (+3.3V from IC1105)
196
YUV2
O
CHROMA signal output to VIDEO AMP (IC201)
197
DAVSS
—
Ground terminal
198
YUV3
O
VIDEO signal output to VIDEO AMP (IC201)
199
DAVDD
—
Power supply (+3.3V from IC1105)
200
YUV4
O
G signal output to VIDEO AMP (IC201)
201
DAVSS
—
Ground terminal
202
YUV5
O
B signal output to VIDEO AMP (IC201)
203
YUV6
O
R signal output to VIDEO AMP (IC201)
204
DVDD3
—
Power supply (SW+3.3V)
205
MIC/VSYNC
I
MIC_DET signal to IC501
206
VOICE/YUV7
—
Not used
207
KRMOD/HSYNC
O
KARAOKE MODE signal to IC501
208
SMSCK
—
Not used
209
SPDATA/SMSDI
I
Audio data of SPDIF input
210
MUTE
O
MUTE signal to IC1201
211
MUTE123
O
MUTE123 signal to IC1201
212
DVDD3
—
Power supply (SW+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
—
Ground terminal
217
ASDATA0
O
Audio serial data 0
218
ASDATA1
O
Audio serial data 1
219
ASDATA2
O
Auio serial data 2
220
XRST
—
Not used
221
DVDD18
—
Power supply (+1.8V)
222
ASDATA4
O
Audio serial data (not used)
223
DVSS
—
Ground terminal
224
DWIDE
—
To pin 209 of IC1101
60
HCD-DZ120K
Pin No.
Pin Name
I/O
Description
225
SDPIF
—
SPDIF output (not used)
226
RFGND18
—
Ground terminal
227
RFVDD18
—
Power supply (RF+1.8V)
228
XTALO
O
Oscillator output signal (27MHz)
229
XTALI
I
Oscillator input signal (27MHz)
230
JITFO
O
RF jitter meter output
231
JITFN
I
Negative input of operation amplifier for RF jigger meter
232
PLLVSS
—
Ground terminal
233
IDAC
—
Not used
234
PLLVDD3
—
Power supply (RF+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 (RF+3.3V)
240
NC
I
Not used
241
VSS
—
Ground terminal
242
NC
—
Not used
243
NC
—
Not used
244
RFVDD3
—
Power supply (RF+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
—
Ground terminal
250
NC
—
Not used
251
NC
—
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 (not used)
256
AVDD3
—
Power supply (RF+3.3V)
Click on the first or last page to see other DAV-DZ120K service manuals if exist.