SYSTEM CONTROLLER
IC301 (3/3)
M601
(FAN)
I-RST
54
3O-POWER
FAN MOTOR
DRIVE
Q601, 602
PROTECT
DETECT
Q603
4O-CD-ON
115V-ON
40I-5V/9V-DET
MAIN POWER
ON/OFF CONTROL
Q619
AC
DETECT
Q605, 606
+1.5V
REGULATOR
IC201
CD +1.5V
+9V
REGULATOR
IC601
+9V
DC/DC
CONVERTER
IC701,
Q706 - 710
VBUS +5V
RELAY B+
+3.3V
REGULATOR
Q622, 624
VOLTAGE
DETECT
Q304, 305
+4V
REGULATOR
Q302, 303
D631
+9V
+9V
CD +3.3V
+3V
REGULATOR
Q801
TUNER +3V
+5V
REGULATOR
Q802
RESET
SWITCH
Q306
TUNER +5V
SYSTEM +3.3V
D601
R-CH
D303
D003
D629, 630
D617
D628
D605
D602, 606
MM
PROTECT
DETECT
Q618
RY001
PT001 (EC69i: US, CND/EC79i: US, CND/EC99i: US, CND)
PT002 (EC69i: UK/EC79i: UK/EC99i: UK)
PT003 (EC69i: AUS/EC79i: AUS/EC99i: AUS)
SUB POWER TRANSFORMER
PT004 (EC69i)
PT005 (EC79i/EC99i)
MAIN POWER
TRANSFORMER
VSTBY
+VH
-VH
(AC IN)
RECT
D001, 002
RECT
D607 - 610 (EC69i/EC79i)
D613 (EC99i)
RECT
D611, 612
I-P-MONI
36
• Abbreviation
AUS : Australian model
CND : Canadian model
X302
6MHz
X1
X0
92
93
X301
32.768kHz
X1A
X0A
14
13
I-RMC
9
REMOTE CONTROL
RECEIVER
IC302
LED DRIVE
Q301
D305
(STANDBY)
D902, 906
(iPod INDICATOR)
O-LED
28
LCD301
LIQUID
CRYSTAL
DISPLAY
ROTARY
ENCODER
S301
VOLUME
SW301, 302 (EC79i: UK, AUS/EC99i),
SW303 (EC69i/EC79i: US, CND),
SW311, 313 - 316,
SW317 (EC79i: UK, AUS/EC99i),
SW318 (EC99i), 321 - 325,
SW326 (EC79i: UK, AUS/EC99i)
(FRONT PANEL KEYS)
I-KEY1, I-KEY2,
I-KEY-WAKE-UP/VOL
37, 38, 41
COM0, COM1,
CMO2, CMO3
59 - 62
SEG0 - SEG32
63, 64, 67 - 89, 94 - 100, 1
C
SP-L
OVER LOAD DETECT
O-POWER
RELAY PROTECT
(EC79i/EC99i)
(EC69i)
I-HOLD
42
PROTECT
DETECT
Q607
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