HCD-DH3/DH5BT/DH7BT
24
24
HCD-DH3/DH5BT/DH7BT
(DH3/DH5BT)
(DH7BT)
AUDIO IN
R-CH
J702
SC-RX-IN,
SC-TX-OUT
10
9
(DH5BT/DH7BT)
INPUT SELECTOR, ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
IC401
: AUDIO
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: XM
: SIRIUS
: AUDIO IN
: TUNER (FM/AM)
PHONES
R-CH
J703
Q301
Q302
INPUT SELECTOR
IC302
MUTING
Q303
R-CH
MUTING
CONTROL SWITCH
Q305, 306
MUTING
Q307
R-CH
MUTING
Q315
R-CH
MUTING
CONTROL SWITCH
Q309, 310
D/A CONVERTER
IC041
R-CH
XM RECEIVER
IC001
J001
3
2
1
D+
D–
VCC
XM
XM
+5V
B+ SWITCH
Q222
XM
+5.4V
XM
+3.3V
B+ SWITCH
Q001, 003
+4V
B+ SWITCH
Q223
SC-RX-IN
SC-TX-OUT
D216
(DH5BT/DH7BT)
(DH3/DH5BT)
(DH3)
: USB
X001
45.158MHz
: MIC
+
(DH5BT)
6-3. BLOCK DIAGRAM – MAIN Section –
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
9
9
2
8
9
4
2
9
8
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299