Panasonic PV-D4733S-K, Service Manual

Page: 240 / 274

NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE: For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
NOTE:
PARTS MARKED "PT" ARE NOT USED.
PV-D4733S/PV-D4743/PV-D4743S/PV-D4743S-K
I/O CHART OF IC8002, 8003
Pin No.
1
2
3
4
5
6
7
8
I/O
I/O
Signal Name Description
SDA Serial data
Write protect
Serial clock
- WP
I VCC
- A2
- A1
- A0
- VSS
SCL I
(Not used)
(Not used)
(Not used)
+3.3V
Ground
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
(Not used) I AO1
768 fs output I AO2
(Not used) - SO1
Frequency select (48 kHz : high / 44.1 kHz : low) - FSEL
33.8688 MHz I SO2
I/O
I
Signal Name Description
VDD2 +3.3V
Clock
Clock
54 MHz clock
Ground
Chip enable : high
+3.3V
27 MHz clock
Ground
I XTI
I XTO
I MO1
I VSS1
I VSS3 Ground
I VDD3 +3.3V
I CE
I VDD1
I MO2
VSS2 I
I/O CHART OF IC8002
I/O CHART OF IC8003