Akai DV-R3110SS, Руководство по обслуживанию

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61
U12 AT24C01A/S-24C01BFJ
Chip Address
Control
Logic
Serial
Control
Logic
Programming
Control
H.V.Pump
Start/
Stop
Logic
Address
Logic
EEPROM
Page Logic
YDEC
Dout/ACK
X
DEC
SCL
SDA
WP Vss Vcc
IC402 TC9257F
FM
L
PSC
MODE LF
FM
OSC 1ms
4 12
15
4
5
5
10
22
24
8
4
4
TEST
AMP
REFERENCE COUNTER
AMP
AMP
GATE
FM
H
HF
14
13
OT4
62
U31 WM8746EDS
Digital
Filter
Digital
Filter
Digital
Filter
Sigma
Delta
Modulator
Sigma
Delta
Modulator
Sigma
Delta
Modulator
Stereo
DAC
Stereo
DAC
Stereo
DAC
OUT0L
OUT1L
OUT2L
GR0
GR1
GR2
OUT0R
OUT1R
OUT2R
L0A [7:0]
R0A [7:0]
L1A [7:0]
R1A [7:0]
L2A [7:0]
R2A [7:0]
DAC
CHANNEL
CONTROL
AUDIO
INTERFACE
F
M
T
[1
:0
]
IW
L
[1
:0
]
L
P
R
B
C
P
M
U
T
E
P
D
W
N
A
T
C
P
L
[3
:0
]
U
P
D
A
T
E
L
x
A
[2
3
:0
]
R
x
A
[2
3
:0
]
CONTROL
INTERFACE
BCKIN
LRCIN
LRCIN2
DIN0
DIN1
DIN2
SCKI ML/12S MC/IWL MD/DM MODE MUTE
DVDD DGND AGND1
AGND2
AVDD1
AVDD2 CAP
D
E
E
M
P
H
P
D
W
N
P
D
W
N
P
D
W
N
1
14
2
13
3 12
4 11
5 10
6 9
7 8
1A
Vcc
1Y
6A
2A
6Y
2Y
3A 5Y
5Y
3Y
4A
GND 4Y
U26 TC74HCU04AF
24 23
2
22 21 20 19 18 17 16 15 14 13
12 11 10 9 8 7 6
3 4 5 1
AM
MIX
REF
FM
FM
IF
IF
FM
DET
AM
OSC
BUFF
AM
DET
LEVEL
SW
AF
VCO
DIVIDE
DECODE
ANTI BIRDIE
ST/MO
FM/AM
MUTE
ST
TUN IF REQ AGC
IF
BUFF
FM IF
IN MIX
OUT
VSTB
QUAD
FM
OUT AM IF
IN AM
OUT FM ST
DET IN
LPF1 LPF2 BLENDER L OUT
R OUT ST
LED TUN
LED IF
OUT/REQ
GND AGC VCC
AM
OSC
OUT
AM
OSC FM BW AM
RFIN
SW
FM VL
SENS
IC401 TA2099N