Table of Contents
Advertisement
K
L
SP OUT/DC IN
1
(X25-87XX-XX)
J1
9
10
11
12
13
14
15
16
F1 10A
8
7
6
5
4
3
2
1
D1
14.4V
C51 2200P
C52 2200u16
+
D16
∗
W57
∗
D15
Q31
2
∗
D
10K
Q28
47K
Q28,31
P-ANT SW
3
4
Q26
SMALL LAMP
DETECT SW
27
25
Q26
Q25
47K
EXT.AMP
CON.SW
47K
Q25
74
2.2K
∗
47K
B
∗
5
C
SW5V
D3
Q12
Q13
5.0V
5.0V
Q11,12
R54 22K
Q11
B.U.5V
R52
R51
22K
100
8.0V
R59
A8V AVR
Q15
Q18
2.2 1/2W
SERVO +B AVR
8.1V
R60
R58
Q17
1.5K
2.2 1/2W
Q14
14.2V
Q16,17
6
SW14V
SW
Q16
R56
R57
1K
1K
22K
22K
CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts
list).
7
Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be
!
carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
• DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual
M
N
R93
3.3K
0V
Q32
1/2W
5.0V
Q29
ACC
C77
C80
DETECT
22K
1000P
0.01
5.0V
SW
0V
22K
R94
Q34
Q30
Q33
100K
R81
5.0V
22K
R79 1K
C78
5.0V
0.01
1/2W
0V
Q27,29,30,32
P-CON SW
Q27
B.U. DETECT SW
POWER AMP
IC4
ILL+B AVR
R62
Q21
2.2
10.7V
13.7V
R61
Q20
Q22
1K
R171
100K
R170
100K
Q19
22K
ILL +B
22K
SW
21
19
17
15
13
11
9
22
20
18
16
14
12
10
8
CN5
to CD MECHA. (X32- )
O
P
MUTE
Q7
LOGIC
CIRCUIT
MUTE
DRIVE
IC3
5.0V
1
14
VDD
13
5.0V
2
3
12
0V
4
11
0V
D33
5
10
5.0V
6
9
0V
7
8
0V
GND
5V
0V
5V
0V
1
1
AM+B
2
2
FM+B
R260 1K
3
3
AFS
R259 470
4
4
PLL-DATA
R261 4.7K
R262 4.7K
R258 470
5
5
PLL-CLK
5.0V
6
EVDD
0V
7
EVSS
8
NC
9
9
BEEP
R254 2.2K
10
10
REMO
11
11
CH-REQH
12
12
CH-RST
R253 1K
13
IC2-SDA
R263 10K
R264 10K
R252 1K
14
14
IC2-CLK
15
15
CH-MUTE
16
16
CH-CON
R247 1K
17
DIMMER-CON/SC-CON
0V
18
TEST
19
19
P-MUTE
R246 47K
20
P-STBY
20
21
D32
21
MUTE
R245 100K
22
NC
23
23
PRE-MUTE
24
24
ACC-DET
R243
25
25
DIMMER
2.2K
5V
0V
5V
0V
5V
0V
PAN
5V SW
22K
22K
Q56
7
5
3
1
1
3
5
7
9
11
6
4
2
2
4
6
8
10
12
DTA123JK
2SA1576A
DTC114YUA
2SB1218A
DTC143TUA
2SC2412K
DTC143ZK
2SD1819A
UN5213
2SD2114K
UN5214
2SA1362
Q
R
R239
100K
∗
W58
5V
0V
5V
0V
5V
0V
5V
5V
5V
5V
0V
0V
0V
5V
0V
0V
5V
5V
(W-LED)
5V
0V
(W-LED)
0V
0V
5V
5V
0V
(V-ILL)
5V
0V
(V-ILL)
0V
5V
0V
5V
0V
∗
5V
0V
IC1
MI-COM
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5V
0V
5V
5V
0V
0V
5V
0V
0V or 5.0V
C203 10
R282
IC8
10K
R201
5V
220
1
0V
4
0V
X2
D71
32.768kHz
2
5.0V
3
C201
R202
0.01
X1
10K
C202
20.0MHz
47u6.3
+
C152
R178
R182
0.22
4.7K
47K
Q55
13
CN6
2SB118
2SB154
2SB127
4
8
7
S
T
0V
5V
5V
0V
0V
75
0.6V-4.1V
NC (GND)
74
PHONE
74
5V
73
0V
AVREF
72
0V
AVSS
71
5.0V
AVDD
5V
70
0V
AVCONT
69
5V
NC
68
0V
NC
67
5V
NC
0V
66
NC
65
L-CE/MC REQ/PANEL
65
64
P RESET
64
5V
63
R210 2.2K
0V
CD SW3
63
62
NC
5V
R209 1K
61
0V
MOSW
61
5V
R208 1K
60
0V
LO/EJ
60
59
NC
5V
R207 1K
58
0V
M STOP
58
57
R206 1K
M RST
57
5V
0V
56
0V
BVSS
55
5.0V
BVDD
5V
54
R205 1K
0V
M-MUTER
54
53
R204 1K
M-MUTEL
53
52
ILL-ON
52
51
NC
0V
2SC4081
DTA114EUA
DTA124EUA
DTC124EUA
DTC144EUA
Advertisement
Table of Contents
