Denon DVD-3800 Service Manual page 24

TC9469BF Terminal Function
Pin No. Pin Name I/O
 
1 NC
 GND pin
2 V
SS
3 HA2 I Host address 2 input: IDE sig. DA2, TTL level input, pull-up R built-in
4 /HCS1 I Chip select 1 input: IDE sig. /CS1FX, TTL level input, pull-up R built-in
5 HCS3 I Chip select 3 input: IDE sig. /CS3FX, TTL level input, pull-up R built-in
6 /DASP I/O Drive active in/output: IDE sig. /DASP , TTL level input, open drain out, pull-up R built-in
7 CSEL I Cable select pin: IDE sig. CSEL
 GND pin
8 V
SS
 Power pin
9 V
DD
10 BD15 I/O Buffer RAM data in/output, at low power: output
11 BD14 I/O Buffer RAM data in/output, at low power: output
12 BD13 I/O Buffer RAM data in/output, at low power: output
13 BD12 I/O Buffer RAM data in/output, at low power: output
14 BD11 I/O Buffer RAM data in/output, at low power: output
15 BD10 I/O Buffer RAM data in/output, at low power: output
16 BD9 I/O Buffer RAM data in/output, at low power: output
17 BD8 I/O Buffer RAM data in/output, at low power: output
 Power pin
18 V
DD
 GND pin
19 V
SS
20 BD4 I/O Buffer RAM data in/output, at low power: output
21 BD5 I/O Buffer RAM data in/output, at low power: output
22 BD7 I/O Buffer RAM data in/output, at low power: output
23 BD6 I/O Buffer RAM data in/output, at low power: output
24 BD3 I/O Buffer RAM data in/output, at low power: output
25 BD2 I/O Buffer RAM data in/output, at low power: output
26 BD1 I/O Buffer RAM data in/output, at low power: output
27 BD0 I/O Buffer RAM data in/output, at low power: output
 GND pin
28 V
SS
29 /BWU O For write enable bit (for /BWE sig.), at low power: H
30 /BWL O For /CAS signal lower 8bit (for /CASL sig.), at low power: H
31 /CAS O For /CAS signal upper 8bit (for /CASU sig.), at low power: H
32 /RAS O RAS signal output, at low power: H
33 /BOE O Output enable, at low power: H
34 BA8 O Buffer address output
 Power pin
35 V
DD
 
36 NC
 
37 NC
 GND pin
38 V
SS
39 BA7 O Buffer address output
40 BA6 O Buffer address output
41 BA5 O Buffer address output
42 BA4 O Buffer address output
43 BA0 O Buffer address output
 GND pin
44 V
SS
45 BA2 O GND pin
46 BA1 O GND pin
47 BA3 O Buffer address output
48 TEST0 I Test pin, Fixed to "L"
49 TEST1 I Test pin, Fixed to "L"
50 TEST2 I Test pin, Fixed to "L"
51 V ck GND pin (for clock system)
SS
52 XI I Master clock in/output, feedback R built-in
53 XO O Master clock in/output, feedback R built-in
54 V ck Power pin (for clock system)
DD
55 DIGO O Digital out pin
 
56 NC
57 PDCK I Data read clock input
58 PDRQN I Data effective flag input
Function
DVD-3800
24