
HCD-HX3/HX5/HX7
22
22
HCD-HX3/HX5/HX7
6-5. Block Diagram – PANEL/POWER SUPPLY Section –
FL901
FLUORESCENT
INDICATOR TUBE
DA
CP
CS
1G, 12G
VH
Q1, Q12
GRID DRIVE
Q901, 902
VH B+
F+
VDD
+7V
EVER +3.3V
D909
SYSTEM CONTROLLER
IC301 (5/5)
RESET SWITCH
Q301
B+ SWITCH
Q952
D951
STANDBY
LED DRIVE
Q951
D952
USB MEMORY
BLUETOOTH
LED DRIVE
Q953
ROTARY
ENCODER
VOLUME
RV952
X302
5MHz
X301
32.768kHz
S951 – 954,
S961 – 963,
S965 – 968,
S970 – 976
(AC IN)
T603
SUB POWER
TRANSFORMER
T31
MAIN POWER
TRANSFORMER
F1
LINE
FILTER
T1
RECT
D1
D603
D14
4
5 DRAIN
2 FB
POWER CONTROL
IC11
ISOLATOR
PH601
FEED BACK
SWITCH
Q615
ISOLATOR
PH602
D205 – 207
D209
SWITCHING
Q12
SWITCHING
Q11
Q601
RECT
D32
RECT
D31
D652
D33
+27V
+4V
DVDD
+3.3V
+3.3V
(FOR IC311 –313)
+1.5V
D203
D210
D211
AVDD
+3.3V
D212
D213
AMP
+3.3V
+1.8V
+12V
D220
D221
+3.3V
EVER
+3.3V
µ
-COM
+3.3V
+7V
+9V
VH B+
DC/DC
CONVERTER
Q906, 907
+5V
+9V
(FOR HP AMP)
+3.3V
(FOR ADC )
XM
+5.4V
VBUS
+5V
BT
+3.3V
RIPPLE
FILTER
Q305
+3.3V REGULATOR
+1.8V REGULATOR
DC DETECT
Q651, 652
POWER ON/OFF
CONTROL SWITCH
Q650
B+ SWITCH
Q312, 313,
325, 326
USB
+3.3V
B+ SWITCH
Q327, 329, 330
RESET
D218, 219
(HX3/HX5)
(HX3/HX5)
(HX7)
(HX3/HX5)
(HX5: SP)
(HX3)
(HX5/HX7)
FOR
ROTARY ENCODER
TH1
ISOLATOR
PH11
D903
B+ SWITCH
Q302, 323, 324
HX3: AEP/HX5:
AEP, UK/HX7
HX3: CND/HX5:
CND, AUS, SP, KR
+
+
Abbrivation
: Canadian model
CND
: Australian model
AUS
: Singapore model
SP
: Korean model
KR
HX3: CND/
HX5: CND/HX7
HX3: AEP/HX5: AEP,
UK, AUS, SP, KR
FAN MOTOR DRIVE
Q310
D310
M901
(FAN)
M
Содержание CMT-HX3
Страница 61: ...59 HCD HX3 HX5 HX7 Pin No Pin Name I O Description 47 SAII_DA Not used 48 SAII_EN Not used ...
Страница 92: ...90 HCD HX3 HX5 HX7 MEMO ...
Страница 110: ...18 HCD HX3 HX5 HX7 MEMO ...
Страница 134: ...24 HCD HX3 HX5 HX7 MEMO ...