Sony STR-DE715 - Fm Stereo/fm-am Receiver, Руководство по обслуживанию

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r
IC BLOCK DIAGRAMS (
AMP)
IC701 uPC2581V
1
2
3
4 5
6
7
8
V+
VSB/SESIN
VSA
RESET
GND
OUTC
VSC
CR
VREF
+ –
–
+
– + – +
Q
R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
CONTROL
LATCH
SHIFT RESISTOR
LEVEL SHIFT
CL
DI
CE
VEE
OUT
IN
OUT
IN
OUT
IN
VSS
S
RESET
VDD
OUT
IN
IN
OUT
IN
OUT
IN
IC901 NJM2103D
2 3 5 4 6 7 9 8 1
MUTE
+ VOUT1 – VOUT1
COMP1
MF1
IN1
GND
IN2
NF2
COMP2
– VOUT2 + VOUT2
VCC1 VCC2
VEE
PROTECTOR
BIAS CIRCUIT
REG DRIVE
PRE
DRIVE
11 10 12
13
15 14
DRIVE
PRE
DRIVE
1
2
3
4
5
6
7
8
9
TR3 R1
R2
TR4
TR6
TR7
R4
R9
TR5
TR1
TR2
R6
D4 D3
R7 R8
TR8
D1 D2 R5
R3
INPUT
NF
-VEOUT
+VEOUT
VSS
GND
VCC
SUB
IC301, IC303 LC7822
r
IC BLOCK DIAGRAMS (
SURROUND)
–
+
2 3 6
7
4
5
8
1
V+
–
+
V–
IC405 M5218AL
IC502 TC9184P
16
15 14 13
12
11
10
9
1 2
3
4 5
6 7
8
S. DATA
T. LAT +9V
–9V
GND
S. CLK
TONE
CE
BASS + BASS – COM
TREBLE –
BASS + BASS –
COM
TREBLE –
IC601 STK350-230