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Q Q
3 7 6 3 1 5 1 5 0
7-15. SCHEMATIC DIAGRAM – MAIN BOARD (1/4) –
(AZ2D)
DIGITAL OPTICAL
TRANSCEIVER
IC231
D.OUT
3
L231
DVD
100µH
3.3V
2
DIGITAL
C231
OUT
100 10V
D.GND
1
IC231
TOTX141L
C200
0.1
CN1
PC
C18
R20
1
1M
GND
T E
L
1 3 9 4 2 2 9 6 5 1 3
D+
D-
VBUS
JR1
0.1
C10
(CHASSIS)
0.1
EP903
C300
0.1
C100
(CHASSIS)
0.1
L
VIDEO/SAT
IN
R
J101
4P
L
VIDEO/SAT
R143
OUT
0
R
C143
220p
C193
220p
R193
0
w w w
HCD-AZ2D/AZ5D
• See page 60 for IC Block Diagrams.
(1/4)
D1
Q11
1SS355
RT1P141C
C11
X11
33p
12MHz
Q12
RT1N441C
R7
R8
1k
1M
R19
R18
100k
1.5k
USB D/A CONVERTER
IC1
Q11,12
PCM2704-DBR
USB CONTROL SWITCH
XTO
XTI
CK
SSPND
R9
1.5k
DT
TEST2
PSEL
TEST1
C14
DOUT
HID2
C13
47
1
16V
DGND
HID1
L1
100µH
VDD
HID0
R10
22
D-
HOST
R11
22
D+
VCCP
VBUS
PGND
ZGND
VCOM
AGNDL
AGNDR
C3
1
VCCL
VCCR
VOUTL
VOUTR
R1
22
C1
0.047
C16
C2
1
0.047
R141
C141
R142
1k
220p
100k
Q171
RT1P141C
RT1P141C
MUTING
R191
C191
R192
R145
MUTING
CONTROL
1k
220p
100k
1k
CONTROL
SWITCH
SWITCH
R146
R171
1k
4.7k
R144
100k
Q141
C172
C20
2SC5938
4.7
4.7
50V
50V
MUTING
R173
R172
22k
100k
Q191
C171
C19
2SC5938
4.7
4.7
50V
50V
MUTING
R196
1k
R194
100k
R195
1k
x
a o
y
.
i
http://www.xiaoyu163.com
ANTENNA
AM
FM 75Ω
COAXIAL
TUNER UNIT
SUPPLIED WITH
THE ASSEMBLED BLOCK
CN206
9P
45
C241
1000
10V
C12
27p
∗R245,295
10K(AZ2D:E2/AZ5D:E2)
0(EXCEPT AZ2D:E2/AZ5D:E2)
AZ2D:E2/
AZ5D:E2
R296
100k
R246
100k
R59
10k
R58
10k
Q
Q
R57
10k
3
7
6
C17
0.1
C15
47 16V
R16
R17
47
47
C53
1
C54
10
50V
R51
22
R53
220
C51
0.047
C52
Q1,51
0.047
R3
MUTING
220
R54
R4
C4
2.2k
2.2k
10 50V
Q51
Q1
2SC5938
2SC5938
Q13
R21
R56
R6
4.7k
1k
1k
R23
R22
22k
100k
46
u 1 6 3
(Page 42)
41
41
http://www.xiaoyu163.com
2
4
8
9
9
(Page 38)
(AZ5D)
(AZ2D)
CN201
CN202
19P
17P
FB201
0
(AZ5D)
C277
C276
C275
10
10
10
50V
50V
50V
R291
R288
R285
2.2k
2.2k
2.2k
R292
R289
R286
100k
100k
100k
Q277
Q276
Q275
2SC5938
2SC5938
2SC5938
R293
R290
R287
1k
1k
1k
3
1
5
1
5
0
8
9
2
C252
C202
10
10
50V
50V
Q201,251
R253
R203
MUTING
1k
1k
Q262
Q263
RT1P141C
RT1P141C
MUTING
MUTING
CONTROL
CONTROL
SWITCH
SWITCH
R262
R265
4.7k
4.7k
C267
C265
10
Q251
Q201
4.7
R267
R266
50V
2SC5938
2SC5938
50V
R264
R263
22k
100k
22k
100k
C264
C266
4.7
10
50V
50V
R251
R201
R252
R202
2.2k
2.2k
100k
100k
C251
C201
10
10
50V
50V
(AZ5D)
m
c o
.
(Page 42)
HCD-AZ2D/AZ5D
2
8
9
9
D261
1SS355
D262
1SS355
1
2
(Page 44)
3
4
Q270-277
MUTING
C274
C273
C272
C271
C270
10
10
10
10
10
50V
50V
50V
50V
50V
R282
R279
R276
R273
R270
2.2k
2.2k
2.2k
2.2k
2.2k
R283
R280
R277
R274
R271
100k
100k
100k
100k
100k
Q274
Q273
Q272
Q271
Q270
2SC5938
2SC5938
2SC5938
2SC5938
2SC5938
R284
R281
R278
R275
R272
1k
1k
1k
1k
1k
4
9
8
2
9
9
(AZ5D)
SR-IN
C254
10 50V
TONER
C253
0.022
R255
47k
SW-IN
C235
10 50V
R254
47k
VRSW
R235
47k
R234
47k
AUDIO SELECT
SWTICH
IC261
BU4053BCF
Q260,261
INVERTER
R260
R261
10k
10k
Q260
Q261
RT1N141C
RT1P141C
R204
47k
R205
47k
C203
0.022
5
C204
10
6
50V
7
9
10
12
17
(Page 44)
18
45
(Page 43)
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