Panasonic CX-WT0264A / CX-WT0265A Service Manual ▷ View online
6.4. DVD Servo Block -2
9
CX-WT0264A / CX-WT0265A
7.1. Main Block
IC600 C2CBJG000307
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
1
DVD RST
DVD reset
O
5.2
2-7
NC
No connection
-
-
8
FLASH W_CLK
Not used
-
-
9
FLASH W_SO
Not used
-
-
10
FLASH W_SI
Not used
-
-
11
RESET
System reset
I
5.1
12
XT2
Not used
-
-
13
XT1
(Connected to ground)
-
0
14
VSS
Ground
-
0
15
X2
Crystal oscillator
-
1.8
16
X1
Crystal oscillator
-
1.7
17
REG OFF
(Connected to ground)
-
0
18
REGC
Bypass capacitor terminal
-
3.8
19
VDD
+5V power supply
-
5.2
20
B/L ADJ1
LCD backlight adjustment 1
O
0
21
B/L ADJ2
LCD backlight adjustment 2
O
0
22
B/L ADJ3
LCD backlight adjustment 3
O
0
23
B/L ADJ4
LCD backlight adjustment 4
O
5.2
24-30 NC
No connection
-
-
31
KR4
Key-return detection 4
I
0
32
KR3
Key-return detection 3
I
0
33
KR2
Key-return detection 2
I
0
34
KR1
Key-return detection 1
I
0
35
KR0
Key-return detection 0
I
0
36
KS2 (COM)
Key-scan 2/common
O
1.8
37
KS1
Key-scan 1
O
1.8
38
KS0
Key-scan 0
O
1.9
39
NC
No connection
-
-
40
VSS
Ground
-
0
41
VDD
+5V power supply
-
5.2
42,43 NC
No connection
-
-
44
LOC-CNT
Local control
O
0
45
SW f2
Not used
-
-
46
L:USA H:JPN
(Connected to ground)
-
0
47
L:500N H:480N
No connection
-
-
48
NC
No connection
-
-
49
DC/DC STBY
DVD power stand-by
O
5.2
50
NC
No connection
-
-
51
ILL-IND
Disc indicator LED on/off
O
5.2
52
NC
No connection
-
-
53
IND
Indicator LED power cont.
O
5.2
54
OP/CL
Open/close detection
I
5.2
55
ACC.ON
5V regulator on/off
O
5.2
56
ILL.ON
Illumination power control
O
0
57
REMO
Remote control
I
5.0
58
DISP-ON
Display power control
O
5.1
59
IR-CNT
Cordless audio Tx control
O
0
60
NC
No connection
-
-
61
LAN-OFF
LAN-off control
O
5.2
62
NC
No connection
-
-
63
LPF-SEL (NC)
Not used
-
-
64
A9V-CNT
ACC 9V power control
O
5.2
65
NC
No connection
-
-
66
TFT-SI
TFT communication data
I
4.9
67
TFT-SO
TFT communication data
O
5.0
68
NC
No connection
-
-
69
NC (I-MUTE)
No connection
-
-
70
O-MUTE
Mute control
O
0
71,72 NC
No connection
-
-
73
TEST
(Pulled down to ground)
-
0
74
DEG IN
Temperature detection
-
2.4
75-79 NC
No connection
-
-
80
FAN-ON
Fan control
O
5.1
81
NC
No connection
-
-
82
AVDD
+5V power supply
-
5.2
83
AVREF
+5V power supply
-
5.2
84
AVSS
Ground
-
0
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
85
RX
Communication data
I
0
86
TX
Communication data
O
0
87
NMI
(Pulled up to VDD)
-
5.1
88
/EJT
Eject detection
I
5.1
89
LOW+B-DET
(Pulled up to VDD)
-
5.1
90,91 NC
(Pulled up to VDD)
-
5.1
92
+B-DET
Battery level detection
I
5.1
93
ACC-DET
ACC level detection
I
5.1
94
NC
No connection
-
-
95
DVD SO
DVD serial data
I
4.8
96
DVD SI
DVD serial data
O
5.0
97
MUTE-CUT
Mute enable/disable
O
0
98
IEC-CNT
Not used
-
-
99
TFT-RST
TFT display reset
O
5.2
100
DC/DC ON
TFT power control
O
5.2
7 TERMINALS DESCRIPTION
10
CX-WT0264A / CX-WT0265A
7.2. DVD Servo Block
IC301 C1AB00001621
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
1
VDDIO
I/O pad power (3.3V)
-
3.3
2
MD10
SDRAM data bus
I/O
0
3
MD11
SDRAM data bus
I/O
0.6
4
VDD
Core power (1.8V)
-
1.8
5
MD12
SDRAM data bus
I/O
0
6
VSSIO
I/O pad ground
-
0
7
MD13
SDRAM data bus
I/O
0.7
8
MD14
SDRAM data bus
I/O
0.5
9
MD15
SDRAM data bus
I/O
0
10
VDDIO
I/O pad power (3.3V)
-
3.3
11
/DQM1
SDRAM data byte enable
O
0
12
MA9
SDRAM address bus
O
0
13
MA8
SDRAM address bus
O
0
14
VSSIO
I/O pad ground
-
0
15
MA7
SDRAM address bus
O
2.3
16
MA6
SDRAM address bus
O
1.9
17
VSS
Core ground
-
0
18
MA5
SDRAM address bus
O
1.1
19
VDDIO
I/O pad power (3.3V)
-
3.3
20
MA4
SDRAM address bus
O
2.0
21
MA3
SDRAM address bus
O
2.3
22
MCLK
SDRAM clock
O
1.7
23
VSSIO
I/O pad ground
-
0
24
CKE
SDRAM clock enable
O
3.3
25
MA2
SDRAM address bus
O
2.3
26
MA1
SDRAM address bus
O
1.0
27
VDDIO
I/O pad power (3.3V)
-
3.3
28
MA0
SDRAM address bus
O
1.0
29
MA10
SDRAM address bus
O
0
30
MA11
Not used
-
-
31
VSSIO
I/O pad ground
-
0
32
MA12
SDRAM address bus
O
2.1
33
MA13
SDRAM address bus
O
2.1
34
VDD
Core power (1.8V)
-
1.8
35
/CS0
SDRAM primary bank chip
select
select
O
2.7
36
VDDIO
I/O pad power (3.3V)
-
3.3
37
/RAS
SDRAM row address select
O
3.1
38
/CAS
SDRAM column address select
O
2.9
39
/WE
SDRAM write enable
O
3.2
40
VSSIO
I/O pad ground
-
0
41
/DQM0
SDRAM data byte enable
O
0
42
/DQM2
SDRAM data byte enable
O
0
43
MD16
SDRAM data bus
I/O
0.5
44
VDDIO
I/O pad power (3.3V)
-
3.3
45
MD17
SDRAM data bus
I/O
0.5
46
MD18
SDRAM data bus
I/O
0.5
47
VSS
Core ground
-
0
48
MD19
SDRAM data bus
I/O
0.7
49
VSSIO
I/O pad ground
-
0
50
MD20
SDRAM data bus
I/O
0
51
MD21
SDRAM data bus
I/O
1.5
52
MD22
SDRAM data bus
I/O
1.0
53
VDDIO
I/O pad power (3.3V)
-
3.3
54
MD23
SDRAM data bus
I/O
0
55
MD24
SDRAM data bus
I/O
0.5
56
MD25
SDRAM data bus
I/O
0.5
57
VSSIO
I/O pad ground
-
0
58
MD26
SDRAM data bus
I/O
0.5
59
MD27
SDRAM data bus
I/O
0.8
60
MD28
SDRAM data bus
I/O
0
61
MD29
SDRAM data bus
I/O
1.0
62
VDDIO
I/O pad power (3.3V)
-
3.3
63
MD30
SDRAM data bus
I/O
0.7
64
MD31
SDRAM data bus
I/O
0.5
65
/DQM3
SDRAM data byte enable
O
0
66
/CS1
Not used
O
-
67
VSSIO
I/O pad ground
-
0
68
SPDIF
S/PDIF digital audio output
O
1.3
69
VSS
Core ground
-
0
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
70
AIN
Digital audio input
I
3.3
71
AOUT3
Serial audio data
(Left/Right)
(Left/Right)
O
0
72
AOUT2
Serial audio data
(Center/LFE)
(Center/LFE)
O
0
73
AOUT1
Serial audio data (Sound
Left/Right)
Left/Right)
O
0
74
AOUT0
Serial audio data
(Left/Right)
(Left/Right)
O
0
75
VDDIO
I/O pad power (3.3V)
-
3.3
76
PCMCLK
Audio DAC PCM sampling
clock
clock
O
1.8
77
VDD
Core power (1.8V)
-
1.8
78
ACLK
Audio interface serial data
clock
clock
O
1.7
79
LRCLK
Left/Right channel clock
O
1.7
80
/SRST
Reset signal
O
3.3
81
/RSTP
Power on reset
I
3.3
82
VSSIO
I/O pad ground
-
0
83
RXD1
Not used
-
-
84
SSPIN1
SSP1 data in / UART1 16-
time clock
time clock
I/O
1.5
85
VSS
Core ground
-
0
86
SSPOUT1
SSP1 data out / UART1 DTR
I/O
0
87
SSPCLK1
SSP1 clock / UART1 CTS
I/O
3.3
88
SSPCLK0
Not used
-
-
89
VDD
Core power (1.8V)
-
1.8
90
SSIN0
Not used
-
-
91
VDDIO
I/O pad power (3.3V)
-
3.3
92
SSPOUT0
Not used
-
-
93
TXD0
UART0 serial data
O
3.2
94
RXD0
UART0 serial data
I
3.0
95
/CTS0
Not used
-
-
96
/RTS0
YART0 RTS
O
0
97
VSSIO
I/O pad ground
-
0
98
CXI
Crystal Oscillator terminal
I
1.6
99
CXO
Not used
-
-
100
OSCVSS
Oscillator ground
-
0
101
OSCVDD
Oscillator power (1.8V)
-
1.8
102
MVCLVDD
Main/Video clock-PLL power
(3.3V)
(3.3V)
-
3.3
103
SCEN
Not used
-
-
104
MVCKVSS
Main/Video clock-PLL Ground
-
0
105
ACLKVSS
Audio clock-PLL ground
-
0
106
SCMD
Not used
-
-
107
ACLKVDD
Audio clock PLL power
-
3.3
108
VDDDAC
DAC digital power (1.8V)
-
1.8
109
VSSDAC
DAC digital ground
-
0
110
CVBS2/CR/R
Pulled down to ground
O
0
111
IOM
Pulled down to ground
O
0
112
C/CB/B
Pulled down to ground
O
0
113
VAA3
DAC analog power (3.3V)
-
3.3
114
Y/G
Pulled down to ground
O
0.4
115
VSSA
DAC analog ground
-
0
116
VREF
Not used
-
-
117
VAA
Pulled down to ground
-
1.8
118
CVBS/C
Composite/S-Video
Chrominance
Chrominance
O
0.5
119
RSET
Current setting resistor
terminal
terminal
O
1.4
120
COMP
Compensation capacitor
terminal
terminal
O
2.0
121
VSS
Core ground
-
0
122
VCLK
Not used
-
-
123
VSYNC
Not used
-
-
124
HSYNC
Not used
-
-
125
VDDIO
I/O pad power (3.3V)
-
3.4
126-
131
VI07-02
Not used
-
-
132
VSSIO
I/O pad ground
-
0
133
Not used
-
-
-
134
Not used
-
-
-
135
VDD
Core power (1.8V)
-
1.9
136-
139
AD31-28
Not used
-
-
140
VDDIO
I/O pad power (3.3V)
-
3.4
11
CX-WT0264A / CX-WT0265A
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
141-
144
AD27-24
Not used
-
-
145
/PWE3
Not used
-
-
146
AD23
Not used
-
-
147
VSSIO
I/O pad ground
-
0
148-
150
AD22-20
Not used
-
-
151-
153
AD19-17
Address/Data bus
I/O
0
154
VDDIO
I/O pad power (3.3V)
-
3.4
155
AD16
Address/Data bus
I/O
0
156
/PWE2
Not used
-
-
157,
158
AD15, 14
Address/Data bus
I/O
0
159
VDD
Core power (1.8V)
-
1.9
160
SCLK
External bus clock
O
2.1
161
ACK
WAIT/ACK/RDY control
I
3.4
162
VSSIO
I/O pad ground
-
0
163-
168
AD13-08
Address/Data bus
I/O
0
169
VDDIO
I/O pad power (3.3V)
-
3.4
170
/PWE1
Not used
-
-
171
VSS
Core ground
-
0
172-
176
AD7-3
Address/Data bus
I/O
0
177
VSSIO
I/O pad ground
-
0
178-
180
AD02-00
Address/Data bus
I/O
0
181
VDDIO
I/O pad power (3.3V)
-
3.4
182
/PWE0
Byte write enable
O
0
183
ALE
Address latch enable
O
0
184-
187
LA0-3
Latch address
O
3.3
188
VSSIO
I/O pad ground
-
0
189
RD
Read signal
O
3.4
190
LHLDA
Not used
-
-
191
LHLD
Not used
-
-
192
VDD
Core power (1.8V)
-
1.9
193
/PCS0
Peripheral LSI chip select
0
0
O
3.4
194
XI01
Not used
-
-
195
DACCS2
DAC output select 2
O
3.4
196
VDDIO
I/O pad power (3.3V)
-
3.4
197
DACCS1
DAC output select 1
O
3.4
198
NINTCPPM
CPPM interrupt
I
0
199
CPPMCS
CPPM LSI chip select
O
3.4
200
XI06
Not used
-
-
201
VSS
Core ground
-
0
202
FRAMCS
FRAM chip select
O
0
203
ASEL
Audio selection
O
0
204
VSSIO
I/O pad ground
-
3.4
205
FEPCS
Front End Pro. LSI chip
select
select
O
3.4
206
FEPRST
Front End Pro. reset
O
3.4
207
SODCCS
SODC LSI chip select
O
3.4
208
NINTHOST
HOST interrupt
I
3.4
209
NINTDDC
DDC interrupt
I
3.2
210
VDDIO
I/O pad power (3.3V)
-
3.4
211
NINTDSC
DSC interrupt
I
3.5
212
VDD
Core power (1.8V)
-
1.9
213
DSYNV
DVD parallel SYNC
I
3.4
214
DREQ
DVD parallel data request
O
3.4
215
DCLK
Data sampling clock
I
3.4
216
DSTB
Parallel data valid/Serial
clock
clock
I
0.7
217
DVD0
DVD drive parallel data
I
0
218
VSSIO
I/O pad ground
-
0
219
DVD1
DVD drive parallel data
I
0
220
DVD2
DVD drive parallel data
I
0
221
DVD3
DVD drive parallel data
I
3.4
222
DVD4
DVD drive parallel data
I
0.8
223
DVD5
DVD drive parallel data
I
0.8
224
VDDIO
I/O pad power (3.3V)
-
3.4
225
DVD6
DVD drive parallel data
I
3.4
226
DVD7
DVD drive parallel data
I
3.4
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
227
MD0
SDRAM data bus
I/O
0.5
228
VSSIO
I/O pad ground
-
0
229
MD1
SDRAM data bus
I/O
0
230
VSS
Core ground
-
0
231
MD2
SDRAM data bus
I/O
0.8
232
MD3
SDRAM data bus
I/O
0.8
233
VDDIO
I/O pad power (3.3V)
-
3.3
234
MD4
SDRAM data bus
I/O
3.3
235
MD5
SDRAM data bus
I/O
0
236
MD6
SDRAM data bus
I/O
0.8
237
VSSIO
I/O pad ground
-
0
238
MD7
SDRAM data bus
I/O
0
239
MD8
SDRAM data bus
I/O
0
240
MD9
SDRAM data bus
I/O
0
12
CX-WT0264A / CX-WT0265A
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