Sony DAV-LF1H / HCD-LF1H Service Manual ▷ View online
57
HCD-LF1H
Pin No.
Pin Name
I/O
Description
47
SPFG
I
Motor hall sensor input
48
MSW
O
Mute signal control output
49
IOPMON
I
Power monitor signal input
50
TG EJ SW
I
Servo 1 signal input
51
EEWP
O
WF signal output to EEPROM (IC103)
52
DVDD18
—
Power supply (+1.8V from IC110)
53 to 59
HA 2 to 8
O
Address bus 2 to 8 output to FLASH ROM (IC102)
60, 61
HA18, 19
O
Address bus 18, 19 output to FLASH ROM (IC102)
62
DVSS
—
Ground terminal
63
APLLCAP
I
APLL external capacitance connection
64
NC
—
Ground terminal
65
APLLVDD3
—
Power supply (+3.3V from IC105)
66
XWR
O
WE signal output to FLASH ROM (IC102)
67 to 72
HA 16 to 11
O
Address bus 16 to 11 output to FLASH ROM (IC102)
73
DVDD3
—
Power supply (SW+3.3V)
74, 75
HA 10, 9
O
Address bus 10, 9 output to FLASH ROM (IC102)
76
HA20
O
Address bus 20 output to FLASH ROM (IC102)
77
XROMCS
O
CE signal output to FLASH ROM (IC102)
78
HA1
O
Address bus 1 output to FLASH ROM (IC102)
79
XRD
O
OE signal output to FLASH ROM (IC102)
80
DVDD3
—
Power supply (SW+3.3V)
81 to 84
HD 0 to 3
I
Data bus 0 to 3 input from FLASH ROM (IC102)
85
DVSS
—
Ground terminal
86 to 88
HD 4 to 6
I
Data bus 4 to 6 input from FLASH ROM (IC102)
89
HA21
O
Address bus 21 output to FLASH ROM (IC102)
90
ALE
O
Address latch enable (not used)
91
HD7
I
Data bus 7 input from FLASH ROM (IC102)
92
HA17
O
Address bus 17 output to FLASH ROM (IC102)
93
HA0
O
Address bus 0 output to FLASH ROM (IC102)
94
DVSS
—
Ground terminal
95
UWR
I
System controller write strobe (not used)
96
URD
I
System controller read strobe (not used)
97
DVDD18
—
Power supply (+1.8V from IC110)
98
IFSDO
O
DVD SOD signal output to system controller (IC301)
99
IFSCK
O
DVD SCO signal output to system controller (IC301)
100
XIFCS
I
DVD XIFCS signal input from system controller (IC301)
101
IFSDI
I
VIFBUSY signal input from system controller (IC301)
102
SCL
O
SCL signal output to EEPROM (IC103)
103
SDA
O
SDA signal output to EEPROM (IC103)
104
NC
O
RS232 RXD signal output (not used)
105
XRST
O
HDMI reset signal output
106
RXD
I
RD232 RXD clock
107
TXD
O
RD232 TXD data
108
DVDD3
—
Power supply (SW+3.3V)
109
ICE
I
ICE mode enable (not used)
110
XSYSRST
I
MTRST signal input from system controller (IC301)
111
IR
I
IR control signal input (not used)
112
XTXINT
I
External interrupt (not used)
113
DQM0
O
DQM0 signal output to SD-RAM (IC104)
58
HCD-LF1H
Pin No.
Pin Name
I/O
Description
114
XIFSSY
I
DQM signal input
115
RD7
I/O
Data bus 7 from SD-RAM (IC104)
116
DVSS
—
Ground terminal
117, 118
RD 6, 5
I/O
Data bus 6, 5 from SD-RAM (IC104)
119
DVSS
—
Ground terminal
120, 121
RD 4, 3
I/O
Data bus 4, 3 from SD-RAM (IC104)
122
DVDD18
—
Power supply (+1.8V from IC110)
123 to 125
RD 2 to 0
I/O
Data bus 2 to 0 from SD-RAM (IC104)
126
RD15
I/O
Data bus 15 from SD-RAM (IC104)
127
DVDD3
—
Power supply (SW+3.3V)
128
RD 14
I/O
Data bus 14 from SD-RAM (IC104)
129 to 133
RD 13 to 9
I/O
Data bus 13 to 9 from SD-RAM (IC104)
134
DVSS
—
Ground terminal
135
RD8
I/O
Data bus 8 from SD-RAM (IC104)
136
WAIT SW
I
WAITSW signal input
137
DQM1
O
DQM1 signal output to SD-RAM (IC104)
138
RWE
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 (SW+3.3V)
142
RCS
O
RCS signal output to SD-RAM (IC104)
143
BA0
O
BAO signal output to SD-RAM (IC104)
144
DVSS
—
Ground terminal
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
—
Ground terminal
149 to 151
RA 1 to 3
O
Address bus 1 to 3 output to SD-RAM (IC104)
152
DVDD18
—
Power supply (+1.8V from IC110)
153
RVREF
—
Reference voltage (not used)
154
RCLKB
—
Dram clock (not used)
155
DVDD3
—
Power supply (SW+3.3V)
156
DRCLK
O
CLK signal output to SD-RAM (IC104)
157
CKE
O
CKE 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
—
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 (IC104)
167
DVDD3
—
Power supply (SW+3.3V)
168 to 172
SMPTE_Y (7) to Y (3)
O
VIDEO signal output to HDMI Driver (IC701)
173
DVDD18
—
Power supply (+1.8V from IC110)
174
SMPTE_Y (2)
O
VIDEO signal output to HDMI Driver (IC701)
175
DVSS
—
Ground terminal
176 to 177
SMPTE_Y (1) to Y (0)
O
VIDEO signal output to HDMI Driver (IC701)
178
VCLK
O
System clock output
179
WIDE
O
Wide switch signal output
180
CK RW SW
I
CK RW SW signal input
181
NC
O
TSDM signal output to Motor Driver (IC201) (not used)
59
HCD-LF1H
Pin No.
Pin Name
I/O
Description
182
DVDD3
—
Power supply (SW+3.3V)
183
STBY
O
MUTE signal output to Motor Driver (IC203)
184
GVSW
O
MUTE123 signal output to Motor Driver (IC203)
185
NC
O
REW signal output to Motor Driver (IC201) (not used)
186
NC
O
FWD signal output to Motor Driver (IC201) (not used)
187
ADSD0
O
RGB SEL signal output to system controller (IC301)
188
XDACS
O
XDA signal output
189
DAVCC
—
Power supply (+3.3V from IC105)
190
DACVDDC
I
Bandgap reference voltage (not used)
191
FS
O
Full scale adjustment (Pull down)
192
CIN
—
Not used
193
DAVSS
—
Ground terminal
194
YUV1
O
Y signal output to VIDEO AMP (IC601)
195
DAVDD
—
Power supply (+3.3V from IC105)
196
YUV2
O
CHROMA signal output to VIDEO AMP (IC601)
197
DAVSS
—
Ground terminal
198
YUV3
O
VIDEO signal output to VIDEO AMP (IC601)
199
DAVDD
—
Power supply (+3.3V from IC105)
200
YUV4
O
Y/G signal output to VIDEO AMP (IC601)
201
DAVSS
—
Ground terminal
202
YUV5
O
CB/B signal output to VIDEO AMP (IC601)
203
YUV6
O
CR/R signal output to VIDEO AMP (IC601)
204
DVDD3
—
Power supply (SW+3.3V)
205
VSYN
O
Active low vertical sync output to HDMI Driver (IC701)
206
YUV7
O
Main audio mute signal (not used)
207
SMBSY
O
Active low horizontal sync output to HDMI Driver (IC701)
208
SMSCK
O
SMS clock output
209
SMSDI
I
Audio data of SPDIF input
210
SMSDO
O
SMS data output
211
XSMCS
O
SMS CS output
212
DVDD3
—
Power supply (SW+3.3V)
213
ALRCK
O
Audio left/right channel clock
214
ABCK
O
Audio bit clock
215
ACLK
O
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
Audio serial data 2
220
SPDATA
I
Ex. analog audio data input (Pull down)
221
DVDD18
—
Power supply (+1.8V)
222
ASDATA4
O
Audio serial data 4
223
DVSS
—
Ground terminal
224
GPIO
O
I/P signal output to the VIDEO AMP (IC601)
225
SDPIF
O
SPDIF output
226
RFGND18
—
Ground terminal
227
RFVDD18
—
Power supply (RF+1.8V)
228
XTALO
O
Oscillator output signal (27MHz) (not used)
229
XTALI
I
Oscillator input signal (27MHz)
230
JITFO
O
RF jitter meter output (not used)
60
HCD-LF1H
Pin No.
Pin Name
I/O
Description
231
JITFN
I
Negative input of operation amplifier for RF jitter meter (not used)
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
—
Power supply (RF+3.3V)
240
VCM
I
Not used
241
VSS
—
Ground terminal
242
VREFP
I
SACD top reference
243
VREFN
I
SACD bottom reference
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
CEQP
—
Not used
251
CEQN
—
Not used
252
OSP
I
RF offset cancellation capacitor connecting
253
OSN
O
RF offset cancellation capacitor connecting
254
RFGC
O
RF offset loop capacitor connecting for DVD-ROM
255
IREF
I
Current reference input (Pull down)
256
AVDD3
—
Power supply (RF+3.3V)
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