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Arcam AVR300 Service Manual

Arcam AVR300
87 pages
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AVR300 SURROUND SOUND RECEIVER
- 42 -
1D3
2D2
3D1
4D0
5Y
6W
7ST
16 V
CC
15 D4
14 D5
13 D6
12 D7
11 A
10 B
8GND
9C
12
11
10
9
S7
13
S6
14
S5
15
S4
1
S3
2
S2
3
S1
4
12
13
14
15
1
2
3
4
7
ST
6
W
5
Y
S0
S7
S7
A
S6
S6
S5
S5
S4
S4
S3
S3
S2
S2
S1
S1
S0
S0
B
C
DSP BOARD
U109: 74HC151
DSP BOARD
U108: SN74AC32
Bank Select
Data Input Register
512K x 16
512K x 16
Sense AMP
Output BufferI/O Control
Column Decoder
Latency & Burst Length
Programming Register
Address Register
Row Buffer
Refresh Counter
Row Decoder Col. Buffer
LRAS
LCBR
LCKE
LRAS LCBR LWE LDQM
CLK CKE CS
RAS CAS WE L(U)DQM
LWE
LDQM
DQi
CLK
ADD
LCAS LWCBR
Timing Register
VDD
DQ0
DQ1
V
SSQ
DQ2
DQ3
V
DDQ
DQ4
DQ5
V
SSQ
DQ6
DQ7
V
DDQ
LDQM
WE
CAS
RAS
CS
BA
A10/AP
A0
A1
A2
A3
V
DD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
VSS
DQ15
DQ14
V
SSQ
DQ13
DQ12
V
DDQ
DQ11
DQ10
V
SSQ
DQ9
DQ8
V
DDQ
N.C/RFU
UDQM
CLK
CKE
N.C
A9
A8
A7
A6
A5
A4
V
SS
DSP BOARD
U107: K4S161622H

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Arcam AVR300 Specifications

General IconGeneral
BrandArcam
ModelAVR300
CategoryReceiver
LanguageEnglish

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