Sony CDX-747X Service Manual page 29

QQ
3 7 63 1515 0
IC201 LA6576L-TE-L
FWD 1
INPUT
REV 2
3
VCC2
VLO– 4
VLO+ 5
6
VO4+
VO4– 7
8
VO3+
VO3– 9
10
VO2+
VO2–
11
12
VO1+
VO1– 13
VCC1 14
15
VIN1
TE
VIN1–A 16
L 13942296513
AMP-A
–
+
VIN1+A
17
VIN1–B 18 – AMP-B
+
–MAIN Board –
IC102 MSM51V17400D-10TK-FS
1
VCC
DQ1 2
DQ2 3
4
WE
RAS 5
NC 6
NC 7
A10 8
9
A0
A1 10
A2 11
A3 12
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VSS 13
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THERMAL SHUT DOWN
OUTPUT
CONTROL
LEVEL
SHIFT
LEVEL
SHIFT
–
+
LEVEL
SHIFT
LEVEL
SHIFT
–
+
TIMING
GENERATOR
COLUMN
DECODERS
INTERNAL REFRESH
SENSE
ADDRESS
CONTROL
AMPLIFIERS
COUNTER
CLOCK
ROW WORD
MEMORY
DECODERS DRIVERS
CELLS
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2 9
8
S-GND
36
CH2-4
35 MUTE2
MUTE
CH1
34
MUTE1
MUTE
33
VIN4
32 VIN4–
31
VIN4+
30 VREF-IN
VIN1/VREF
29 VIN1 (VREF)-SW
SWITCH
VREF-OUT (CH1)
28
5VREG
+
–
27 REG-OUT
26 REG-IN
25 VIN3+
+
–
24 VIN3–
23 VIN3
22
VIN2+
+
–
21
VIN2–
20 VIN2
19 VIN1+B
Q Q
3 6 7 1 3
TIMING
GENERATOR
WRITE
I/O
CLOCK
SELECTOR
GENERATOR
OUTPUT
INPUT
BUFFERS
BUFFERS
DATA BUS
.
9 4 2 8
1 5 0 5 8 2 9 9 4
26 VSS
25 DQ4
24 DQ3
23
CAS
22 OE
21 A9
20 NC
19 A8
18 A7
17 A6
16 A5
A4
15
m
14
VSS
co
CDX-747X
9 9
2 8 9 9
29