Aiwa XD-DV290K Service Manual page 58

Aiwa xd-dv290 dvd player service manual
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IC, HD6417034AFI20
Pin No.
Pin Name
1
Z06
2
DSP_INT
3
GND
4-11
D00-D07
12
GND
13, 14
D08, D09
15
VCC
16-21
D10-D15
22
GND
23-30
A00-A07
31
GND
32-39
A08-A15
40
GND
41, 42
A16, A17
43
VCC
44-47
A18-A21
48
/ROM_CS
49
/CASH
50
/IOCS1
51
/CASL
52
GND
53
BCA_CODE
54
/RAS
55
DPLL_L
56
/MICOM_WAIT
57
/WR
58
E_SOUT
59
/RD
60
DSP_SENSE
61
GND
62
E_SIN
63
E_CLK
64
MPEG_WR
65
M_REQ
I/O
I/O
SUB Q Code Sync Detection Signal (CD Disc Mode).
1. Interrupt request signal to µ-COM (DVD disc mode).
2. Type: a. Track miss occurred
b. Search End
c. New sector out start
I/O
d. DSI data is ready
e. New sector in
f. System data is ready
g. Back track jump request
I
GND.
I/O
Data Line 00-07.
I
GND.
I/O
Data Line 08, 09.
I
5VD.
I/O
Data Line 10-15.
I
GND.
O
Address Line 00-07.
I
GND.
O
Address Line 08-15.
I
GND.
O
Address Line 16, 17.
I
5VD.
O
Address Line 18-21.
O
Chip Enable For Flash ROM.
O
CAS for Higher Byte for DRAM.
O
Chip Enable to Multiplexer (IC101).
O
CAS for Lower Byte for DRAM.
I
GND.
BCA Code Input when DIVX Disc Mode ™ Not used.
I/O
I/O
RAS for DRAM.
I/O
Digital PLL IC Serial Data Latch Out.
I/O
MPEG IC Internal Status Serial Input.
I/O
Write Signal for DRAM/FlashROM/DSP/MPEG.
I/O
Servo DSP Program Downloading Data Out.
I/O
Read Signal for DRAM/FlashROM/DSP/MPEG.
Command response signal (SERVO/DSP ™ µ-COM).
I/O
I
GND.
I/O
Servo DSP Program Downloading Data IN.
I/O
Servo DSP Program Downloading Clock.
I/O
MPEG and Host I/F Read/Write Control Output.
I/O
Serial Communication Request to Front µ-COM.
72
Description

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