Sony CX-LFA660 - Page 34

3434
CX-LFA660/LFA770
CX-LFA660/LFA770
•Waveforms
– BD81A Board –
1.0 Vp-p
1 IC101 ra (RFACO)
(CD Play Mode)
2 IC101 wf (FEO)
(CD Play Mode)
200 mV/DIV, 1 µ s /DIV
50 mV/DIV,
200 µ s /DIV
1 Vp-p
100 mV/DIV, 200 µ s /DIV
1 V/DIV, 20 ns /DIV
250 mVp-p
3 IC101 ws (TEO)
(CD Play Mode)
4 IC101 uj (XTAO)
3.5 Vp-p
59 ns
6 IC801 qh (10 MHz-EXTAL)
1 V/DIV, 40 ns /DIV
1 V/DIV,
20 µ s /DIV
5 IC801 qd (32.768 kHz)
3.5 Vp-p
30.5
µ s
3.5 Vp-p
100 ns
– FRONT Board –
• IC Block Diagrams
– MAIN Board –
IC501 BA6956AN
1 2 3 4 5 6 7 8 9
CONTROL LOGIC
TSD
VREF
OUT2 OUT1
RNF
VM
VCC
FIN
GND
RIN
IC301 TC94A34FG-002
33
34
35
36
37
38
39
40
41
42
1
8
43
61 62 63 646059565250
47
46
45
44
48
49
2526272829303132 1718192021222324
9
10
11
2
3
4
5
6
7
5857555351
12
13
14
15
16
54
RAS
CAS
OE
WE
PIO7
PIO6
PIO5
PIO4
Bus
Switch
BUCK
CCE
AD12
AD11
General
In/Output Port
Address Calc.
2sets
Y- Po i n ter
register
C-Pointer
register
X-Pointer
register
VDDM
SRMSTB
VDDT
AD10
AD9
ERAM
2k word
CRAM
4k word
CROM
4k word
YRAM
4k word
XRAM
4k word
SRAM/
DRAM I/F
SRAM I/F
1Mbit
SRAM
X-Bus
Y- Bus
AD7
AD6
AD5
AD8
VC0
Timing
Generator
PRAM
Instruction
Decoder
Program
Control
MCU. I/F
register
XO • X1 • X2
Y0 • Y1 • Y2
MX MY MZ
MAC
A0 A1
AX AY
ALU
A2 A3
DIT
round & limit round & limit
Audio I/F
LRCKIA
BCKIA
SDI0
LRCKO
BCKO
SDO0
VSS
VDDT
MIACK
MICK
MIDIO
MILP
MICS
STANBY
RESET
VDDP
AD4
AD3
AD2
AD1
AD0
VSS
VDD
CKO
VDDX
XO
TEST
VCOI
VSSX
XI
MIMD
VSSP
PIO3
PIO2
PIO1
PIO0
VSS
CKI
VDD
TXO
SFSY
SBSY
DATA
POM
Sub code
I/F
CDP Cont
I/F
– BD81A Board –
IC601 BD3881FV
28
RECO-L
27
NF-L
26
NF-R
25
RECO-R
24
TU-R
23
TU-L
22
CD-R
21
CD-L
20
AUX-R
19
AUX-L
18
OUT-L
17
BASS-L
16
OUT-R
15
BASS-R
BASS
BASS
13
CONT
14
VEE
12
VDD
11
TRE-R
10
TRE-L
TREBLE
TREBLE
7
VOLI-L
8
VOLI-R
9
GND
VOLUME
VOLUME
6
PBO-L
LOGIC
CONTROL
5
PBO-R
4
NF-R
1
NF-L
2
TA-L
3
TA-R
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com