Sony KP-ER43M31 Service Manual page 65

(2) Schematic Diagram of A1(2/4) Board
1 2 3
A
TO A1 2/4,A1 4/4_28
B
TO A1 2/4,A1 1/4,3/4,4/4_27
TO A1 2/4,A1 1/4_26
TO A1 2/4,A1 1/4_25
TO A1 2/4,A1 4/4_37
C TO A1 2/4,A1 2/4_33
TO A1 2/4,A1 2/4,3/4,4/4_20
TO A1 2/4,A1 2/4,3/4,4/4_21
TO A1 2/4,A1 3/4,4/4_28
D
TO A1 2/4,A1 1/4,3/4,4/4_6
TO A1 2/4,A1 4/4_7
E
TO A1 2/4,A1 3/4_8
TO A1 2/4,A1 4/4_9
TO A1 2/4,A1 3/4,4/4_10
TO A1 2/4,A1 1/4,3/4,4/4_20
TO A1 2/4,A1 1/4,3/4,4/4_21
TO A1 2/4,A1 3/4_30
F
EU
TO A1 2/4,A1 3/4_31
IC1603 IC1603
PQ30RV21
+3.3V REG 1.2 R1608
680
6.4 :RN-CP
3.5
I O
G
C1611 C1610
R1610
0.1
390 1000
C1612
6.3V 25V
:RN-CP
470 B:CHIP
10V
C1601
G
B:CHIP
R1601
0
TO A1 2/4,A1 3/4_32
IC1604
PQ5EV3
+2.5V REG
1 2 3 4 5
3.5
C1616 C1615
R1611
1000 0.1
390
:RN-CP 6.3V 25V
B:CHIP
C1617
470 R1613
10V 390
:RN-CP
H
TO A1 2/4,A1 3/4,4/4_34
I
TO A1 2/4,A1 1/4,3/4_23
IC1602
PQ09RD21
11.6
+9V REG
11.6
9.0
I O
G
J
C1606
100
C1602
16V
0.1
25V
B:CHIP
4 5 6
CN1605
3P
TO H1 BOARD CN3004
:MINI
TO G(1/2) BOARD
CN6301
(AUS/HK MODEL)
CN1302
TO G1(1/2) BOARD
10P
WHT CN6301
:S-MICRO (GE/ME MODEL)
D1401
UDZ-6.2B
D1402
R1436
0 UDZ-6.2B
:CHIP
D1403
UDZ-6.2B
D1404
UDZ-6.2B
TO A1 2/4,A1 4/4_29
IC1601 IC1601
PQ05RF11
6.4
+5V REG
6.4
5.0
I O TO A1 2/4,A1 1/4,3/4,4/4_27
G
0.1 C1605 JR1601
C1604
25V 0.1
0
100
25V :CHIP
16V
B:CHIP
TO A1 2/4,A1 1/4,3/4_1
TO A1 2/4,A1 4/4_11
TO A1 2/4,A1 3/4_30
TO A1 2/4,A1 3/4,4/4_35
IC1605
PQ05RF11
6.4 +5V REG
6.4
5.0
I O
G
C1607 C1608 C1619
100 0.1
0.1 C1603
25V 16V 25V
0.1
B:CHIP
B:CHIP 25V
B:CHIP
7 8 9
CN1502
TO D(1/4) BOARD
20P
FOR CHECK AMP20PMAL
CN5016
CN1504
5P
RED
:S-MICRO
DM(1)
TO A1 2/4,A1 3/4,4/4_34
R1405
68k
:RN-CP
R1406
47k
:RN-CP
C1401 0.7 4.1
1
R1403
16V 1k
F:CHIP
:RN-CP
0.1 -8.4
Q1401
2SA1037AK
INV. R1407
:RN-CP
R1402
22k
:CHIP
D1412
V-COMP 1SS355
R1409
22k
:CHIP
AUDIO(L/R)
R1329
2.2k
:CHIP
5.0
Q1308
R1330
0 2SA1037AK
2.2k
:CHIP
SP MUTE
HP-SW
R1331
4.7k
:CHIP
– 65 –
KP-ER43M31/M61/M90/M91,ER53M31/M61/M90/M91
10
11 12
CN1501
20P
AMP20PMAL
TO D(4/4) BOARD CN5017
TO A1 2/4,A1 3/4,4/4_34
D1406
DAN202K
D1405
0
UDZ-6.8B
4.3
R1461
10k
R1462
H L
10k :CHIP
:CHIP
Q1409
2SA1037AK
ST-BY ST-BY POWER ON
AC ON/OFF
SW
OVP POWER DOWN POWER ON
OCP POWER DOWN POWER ON
Q1402
APROT POWER DOWN POWER ON
2SC1623-L5L6
SW
-8.1
R1408
4.7k
:RN-CP
TO A1 2/4,A1 1/4,2/4,3/4_23
D1409
30k
UDZ-3.9B
TO A1 2/4,A1 2/4_33
TO A1 2/4,A1 1/4,3/4,4/4_27
TO A1 2/4,A1 1/4,,3/4,4/4_27
RM-961
13 14 15
TO G(2/2) BOARD CN6300
(AUS/HK MODEL)
TO G1(2/2) BOARD CN6300
R1460
(GE/ME MODEL)
1k
:CHIP
GM(1) CN1606
1 AC ON/OFF
5P
OVP
WHT
2 0VP
:S-MICRO
OCP
3 0CP
4 GND
TO A1 2/4,A1 2/4,4/4_28 5 STBY+5V
CN1603
1 GND
10P
2 GND WHT
:S-MICRO
TO A1 2/4,A1 2/4,3/4_30 3 +6.5V
4 +6.5V
5 +6.5V
6 GND
7 GND
8 GND
9 +10.5V
10 +10.5V
TO G(1/2) BOARD CN6303
(AUS/HK MODEL)
TO G1(1/2) BOARD CN6303
(GE/ME MODEL)
TO A1 2/4,A1 3/4_36 1 DEF +9V
2 GND
3 D+5V
4 GND
TO A1 2/4,A1 3/4,4/4_34 5 +9V
6 GND
TO A1 2/4,A1 1/4,3/4_22 7 +12V
8 GND
CN1503
8P
WHT
:S-MICRO
TO D(1/4) BOARD CN5018
5 SP MUTE
4 HP L IN CN1301
HP-L-OUT
5P
AUDIO(L)
3 GND
BLK
:S-MICRO
2 GND
AUDIO(R)
1 HP R IN
HP-R-OUT
A1
(2/4)
(+B REGULATER)
B-SS696.<GE.>-A1.-P2-08