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CAS-1
CAS-1
52
52
5-19. PRINTED WIRING BOARDS - VOL/LED Boards -
•
: Uses unleaded solder.
• See page 38 for Circuit Boards Location.
• Waveforms
– MAIN Board –
– AMP Board –
qf
IC001
8
(PH)
(Headphone is connected)
10 V/DIV, 1
P
s/DIV
1.9
P
s
29.2 Vp-p
qa
IC002
8
(PH)
500 mV/DIV, 500 ns/DIV
1.7
P
s
0.9 Vp-p
qs
IC003
8
(PH)
5 V/DIV, 500 ns/DIV
1.6
P
s
20 Vp-p
qd
IC004
8
(PH)
(Headphone is connected)
5 V/DIV, 500 ns/DIV
1.6
P
s
20 Vp-p
3
IC656
4
(1Y)
(Headphone is connected)
1 V/DIV, 2
P
s/DIV
5.2
P
s
3.6 Vp-p
81.5 ns
3.9 Vp-p
4
IC656
7
(2Y)
(Headphone is connected)
2 V/DIV, 50 ns/DIV
1
IC657
3
(A2)
1 V/DIV, 2
P
s/DIV
5.2
P
s
3.7 Vp-p
82 ns
4.1 Vp-p
2
IC657
4
(A3)
2 V/DIV, 50 ns/DIV
5
IC658
4
(1Y)
1 V/DIV, 2
P
s/DIV
5.2
P
s
3.5 Vp-p
82 ns
4 Vp-p
6
IC658
7
(2Y)
2 V/DIV, 50 ns/DIV
40.2 ns
4.1 Vp-p
7
IC659
2
2 V/DIV, 20 ns/DIV
40.2 ns
4.1 Vp-p
8
IC659
5
2 V/DIV, 20 ns/DIV
3
2
4
5
1
1
3
CN190
EN190
ROTARY ENCODER
(VOLUME)
CL191
R190
R191
R192
C190
C191
15
1
12
3
1
4
5
1
13
24
Q100
Q101
Q102
Q104
R101
R103
R105
R107
R109
R111
R112
R113
R114
R116
R117
R118
R119
CN101
R121
R122
R123
R124
R128
R129
C101
C102
C103
C104
C105
C106
C107
C114
C116
C117
C121
C122
C123
D117
D118
D119
S101
S100
C126
D104
D101
D102
D103
D105
D106
D107
ET100
1
3
1
3
CN102
IC100
IC101
D122
IC104
CL101
CL102
CL103
CL104
CL105
CL106
CL107
CL108
CL109
CL110
CL116
CL117
CL118
CL119
CL120
CL121
CL122
CL123
CL124
CL125
CL126
CL127
CL128
CL129
CL130
CL131
R115
R120
R127
R130
R131
R132
R133
R134
R135
R136
C108
C109
C110
C111
C112
R102
1-894-708-
1-894-708-
VOL BOARD
(CONDUCTOR SIDE)
VOL BOARD
(COMPONENT SIDE)
LED BOARD
(COMPONENT SIDE)
LED BOARD
(CONDUCTOR SIDE)
1-894-706-
1-894-706-
11
(CHASSIS)
A
A
K
A
K
A
K
A
K
A
K
A
K
A
E
E
K
K
A
K
A
K
K
E
E
A
MAIN BOARD
CN657
>03P
STATUS
INDICATOR
D101 - 107
D122
INPUT
SELECTOR
S101
BLUETOOTH
STANDBY MODE
INDICATOR
A
B
/
S100, 101
K
D101 - 107,
D117 - 119, 122
A
A
B
C
D
E
1
2
3
4
5
6
(Type-11)
(Type-12)
(11)
12
(12)
11
(11)
12
(12)
11
(11)
12
(12)
11
(11)
12
(12)
(US, CND, CH, TW, TH)
(US, CND, CH, TW, TH)
(US, CND, CH, TW, TH)
(US, CND, CH, TW, TH)
(Page 39)
Ver. 1.2
Note:
The LED and VOL boards of US, Canadian, Chinese, Taiwan and Thai models
have been changed in the midway of production.
Distinguish by referring the “TYPE-11/TYPE-12 DISCRIMINATION OF AMP,
LED AND VOL BOARDS” on page 5 about the type of LED and VOL boards.
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