Schematic Diagram - Main Board (4/4) - Sony HCD-RV7 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
7-20. SCHEMATIC DIAGRAM – MAIN Board (4/4) – •
(4/4)
E1
E2
R579
10k
R580
10k
E3
81
82
LINE-
MUTE
R585 R588
GEQ
10k 10k
DATA
R583
GEQ CLK
100
83
STK-MUTE
84
STBY-RELAY
R584
TP485 NO-USE
100
86
LINK-RELAY
87
T E
L 1 3 9 4 2 2 9 6 5 1 3 FRONT-RELAY
88
PROTECTOR
89 R488 100
A-SHUT
90 R589 100
B-SHUT
91 R590 100
R592
∗ B-HALF
R591 100
MODEL-IN
∗
R492
DEST-IN
(Page 40)
∗
94 R493
SW-AD-KEY
TP437
R594
NO-USE
1k
AVSS
97
SW-RELAY
R597 100
E4 VREF
R494
10k AVCC
NO-
USE
C598
10
50V
∗
R492
4.7k (RV8)
680 (RV7)
∗ R493
0 (EXCEPT RV7:EA/RV8:EA)
1k (RV7:EA/RV8:EA)
∗ R592
3.3k (RV8)
4.7k (RV7)
C596
0.1
C502
0.022
R502
10k
E5
w w w
E6
E7
.
http://www.xiaoyu163.com
See page 35 for Waveforms.
(Page 38)
R574 10k
R573 10k FB562
C562
100
10V
C564
0.01
A-TRIG
NO-USE
TBL-SENS
BU UP/DOWN-SW
CLOSE-SW
OPEN-SW
LOAD-OUT
LOAD-IN
SYSRST
NO-USE
GC-RESET
SYSRQ
CLOCK-OUT
SYSPWR
SYSTEM CONTROLLER
SYSCLK
(CD MECHANISM CONTROL)
SYSIN
IC501
M30620MCN-A05FP
SYSOUT
NO-USE
VIDEO MUTE
SYSOK
TXD1
IIC-
DATA
R509
10k
X502 TP530
C510 16MHz
22p
R503
10k
C512 C416
0.1 0.1
C516
FB516
2200
R575
6.3V
10k
R603 C603
Q601 47k 0.1
2SC1623
RESET
SWITCH D603 R604 C602
1SS355 47k 0.1
x a o
y
i
http://www.xiaoyu163.com
8
R548
R549 100 49
10k
R448 100 48
R447 100 47
R446 100 46
R546
R545 100 45
10k
Q Q
R544 100 44
3 7 6 3 1
R543 100 43
R541 10k
C546 0.001 41
R540 100 40
TP439
38
R537 470 37
R536 100 36
C434
R535 470 35
47p
R434 470
R433 100 33
C433
R432 100 32
47p
C432
TP431 47p
R532
47k D509
1SS355
D508
1SS355
D501
1SS355
R529
10k
R530
10k
D921
C530 11ES2N
100p
TP514
C962
470
10V
R602 D602 D601
4.7k 1SS355 1SS355
C932
470
D502
10V
1SS355
R601 D505
IC601
220 1SS355 D503
M62703ML
1SS355
O I
G
D504
1SS355
C601 RESET SIGNAL C922
10 470
GENERATOR
50V 16V
u 1 6 3
TP516
.
41 41
2 4
9 9 8
(Page 39)
R903 100k
IC901(1/2)
R904 C928
NJM4565M(TE2)
6.8k 0.1
R905
C902 6.8k
C933
0.1
IC901(2/2) 10
50V
NJM4565M(TE2)
C926
(2/2)
10
C901
BUFFER (1/2) 50V
0.1 C913
0.1 LOW-PASS FILTER
R902
12k
R908
33k
IC903(1/2)
NJM4565M(TE2) C931
0.01
(2/2)
IC903(2/2)
NJM4565M(TE2) FILTER AMP
(1/2)
LINE AMP
R912 R914 R913 C905
4.7k 4.7k 4.7k 2.2 50V
IC902 M5282FP-T1
R901
1k
D902
UDZ-TE-17
R906
-2.2B
2.2k
D901
R907
1SS355
5.6k
Q905 C903
2SK246 100
6.3V
AGC
R915
1M TP901
C930
LINE AMP,
10
C935
50V ELECTRICAL VOLUME
100
5 1 16V 5 0 8 9 2 4
Q911
2SB1375
B+ SWITCH R919
2.7k
R917 R918
2.2k 2.2k
+5V REGULATOR
IC911
µPC7805A
R916
Q912 6.8k
O I
FA1A4M
G
B+ SWITCH
C912
C911
3300
0.1
6.3V
RR1
C914
0.1
IC951
D923 D918
+4V REGULATOR
µPC3504
11ES2N 11ES2N
O I
G
D924 D919
11ES2N 11ES2N
C915
0.1 RR2
C925 C910
C951
470 JW951 2200 RR3
0.1
10V 16V
C916
0.1
D915 D914
11ES2N 11ES2N
IC961
TA7809S +9V REGULATOR
D917 D916
O I
11ES2N 11ES2N
G
C917
C909 0.1 RR4
C961
1000
0.1
25V RR3
C918
0.1
D907 D906
11ES2N 11ES2N
IC101
M5F7810L +10V REGULATOR
O I
D909 D908
G
11ES2N 11ES2N
C919
C920 0.1 RR4
C921
3300
0.1
25V
m
c o
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
( ) : CD PLAY
HCD-RV7/RV8
2
9 9
C907
2.2 R999 CN401
50V 2.2k 30P
41 GC-RESET
R998 4.7k
29 IIC-CLK
30 IIC-DATA
4 SIRCS
Q999
2SC3661 73 KEY INT DISPLAY
MUTING
74 KEY INT POWER
75 POWER LED
R997 10k
D-GND
D-GND
D-GND
D-GND
GC+4V
D+4V
C923
100 D+4V
16V
EVER+4V
C908 EVER+4V
22
(Page 49)
16V EVER+4V
VF(1)
VF(1)
VF(2)
VF(2)
VG
VG
9 8 2 9 9
A+10V
A+10V
A+10V
A+10V
SPEANA
SPEANA
SPEANA
(Page 45)
(RV8)
AGND
SW-IN
CN904
2P
CN101
SYSTEM
CONTROL
D+4V
DGND
60 SW-WIDE-LED
71 SW-LINK-LED
VOLUME
94 AD-KEY
72 SW-MTRX-SURR-LED
AGND
59 SW-SOLID-LED
-VG
D-GND
EVER+4V
84 STBY RELAY
VF(1)
VF(2)
RR1 AC4(1)
RR2 AC4(2)
RR3 AC3(1)
(Page 47)
RR4 AC3(2)
86 LINK RELAY
FAN ON
83 STK MUTE
CN902
13P
[ ] : TAPE PLAY (DECK A)
{ } : TAPE PLAY (DECK B)
〈〈 〉〉 : REC
∗ : Impossible to measure