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HCD-FX300i
5-2.
BLOCK DIAGRAM - OUTPUT, PANEL, POWER SUPPLY Section -
ELECTRICAL VOLUME,
INPUT SELECTOR
J320
R-CH
AUDUO IN
32
IN-L1
A
CD/USB L
1 IN-L2
(Page 13)
B
TU L
5 IN-L4
(Page 13)
CN600
LINE AMP
LINE_OUT_L
27
3
IN-L3
IC330
LINE_OUT_R
28
R-CH
RXD
18
91 O-iPod-TXD
TXD
19
92 I-iPod-RXD
WAKE UP SWITCH
13
45 I-iPod-WAKE
Q600
DGND
30
98 I-iPod-DET
SYSTEM CONTROLLER
IC801 (2/2)
13
X801
12
16
X802
15MHz
15
COM1 – COM4
LCD801
LIQUID
CRYSTAL
DISPLAY
SEG1 – SEG32
D860
LED DRIVE
87
O-LED-LCD
(LCD BACK LIGHT)
Q860
REMOTE CONTROL
RECEIVER
29
I-RMC(SIRCS)
IC860
S840
I/1
28
_I_WAKEUP
S820 – 824,
S830 – 833
(FRONT PANEL KEYS)
I-KEY1, I-KEY2
ROTARY
I-VOL-ENC-A,
VOLUME
ENCODER
I-VOL-ENC-B
S850
HCD-FX300i
IC301
OUT L
25
SB L
24
VOL L
13
LEVEL
SEL L
12
MIXER
DETECT
IC310
R-CH
Q301, 302
28 27
23 24
25 34
VBUS (iPod)
(AEP)
VBUS SWITCH
VBUS (USB)
(FOR USB)
Q983, 985
O-USB-POW
8
O-iPod-POW
9
I-OVERCURRENT
10
CD +3.3V
O-CD-POW
36
PROTECT
DETECT
Q987 – 989
PROTECT
I-PROTECT
30
SWITCH
Q801
+9V
(AEP)
RDS B+
O-RDS-POWER
42
SYSTEM +3.3V
RESET SIGNAL
GENERATOR
_I-AC-CUT 27
IC802
RESET
RESET 11
SWITCH
Q802
I_POWER_MONITOR 26
O-POWER
35
POWER
AMP
IC350
STANDBY
SWITCH
Q902, 903
D980
+5V
(US, CND, AUS)
REGULATOR
IC981
VBUS SWITCH
(AEP)
(FOR iPod)
Q984, 986
+3.3V
REGULATOR
IC980, Q981, 982
VM (7V)
Q915, 931, 932, 940
AMP VCC
D910
D931
OVER VOLTAGE
D802
DETECT
Q960
D913
+9V
REGULATOR
Q910, 930, 934
IC901
RDS B+
SWITCH
Q5002, 5003
D907
D801
+4V
REGULATOR
IC970
14
14
R-CH
J350
PHONES
J351
+
L
–
SPEAKER
+
R
–
OVER LOAD
DETECT
Q150, 250
+7V
REGULATOR
T001
MAIN POWER
(AEP, AUS)
TRANSFORMER
(US, CND)
F001
RECT
REGULATOR
D902, 903,
D905, 906
F002
(AEP, AUS)
T002 (AEP)
T003 (US, CND)
T004 (AUS)
SUB POWER
TRANSFORMER
RECT
VSTBY
D925 – 928
MAIN POWER
ON/OFF CONTROL
Q909
SIGNAL PATH
: TUNER (FM/AM)
: CD PLAY
: iPod
: AUDIO IN
(AC IN)
RY001
(US, CND, AUS)
(AEP)
LINE FILTER
LF901
(US, CND, AUS)
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