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HCD-JZ8888K
5-6.
BLOCK DIAGRAM – POWER Section –
S5501
ROTARY
VOLUME
SWITCH
S5500
OPERATION
ROTARY
DIAL
SWITCH
. >
S5109
N
S5103,5600
FUNCTION
KEY
S5100—5102
FUNCTION
KEY
S5400
@/1
D501
Q5400
LED DRIVER
D5400
@/1
Q5600
LED DRIVER
D5601
KEY
ILLUMINATION
Q5500
LED DRIVER
D5500—5502
KEY
ILLUMINATION
IC506
Q501
E+4V
RESET
RESET
IC5002
REMOTE
CONTROL
RECEIVER
X501
5MHz
HCD-JZ8888K
IC503 (6/6)
SYSTEM CONTROL
IC5001
FL DISPLAY
DRIVER
VEE
30
D5002
94 KEY2
FL_CLK/LED_CLK
7
8 CLK
15
FL_DATA/LED_DATA
5
7 DIN
S2 – 16
95 KEY1
29
FL_CS
3
9 STB
42
G1 – 12
31
97 KEY0
LED1
1
LED2
2
LED3
3
73 KEY_INT
+3.3V-3
(IC1101)
28 LED_PWM
RF+3.3V
(IC1101)
+3.3V-2
(IC1101)
+3.3V-1
(IC1101)
+1.8V
(IC1101)
P.CONT1
P.CONT1
39
USB 5V
RF
VBUS_SW
L
SECTION
12 RESET
(Page 21)
VIDEO+5V
(DMPORT)
20 AC CUT
+5V
4 SIRCS_IN
D3.3V
13
Xout
+1.8V
15
Xin
(D-AMP)
5V
(FL)
+3.3V
(IC5001)
P.CONT3
WRITE EMP P_CONT3
41
LED+5V
T5000
DC/DC
CONVERTER
D5000
TRANSFORMER
D5001
5V (FL)
ND5000
F1
FLUORESCENT
F2
INDICATOR
D5003
TUBE
MOVIE
D5004
MUSIC
Q5001,5002,5601
D5600
LED DRIVER
REC TO USB
IC1105
+3.3V REG.
SECTION
(Page 25)
IC1107
+3.3V REG.
IC1708
+3.3V REG.
M+14V
A12V
IC1110
+1.8V REG.
F945
IC509
M+9V
+5V REG.
+9V
IC452
+5V REG.
+5V
(VIDEO)
IC507
+5V REG.
+6V
+1.2V
IC707
(DSP)
+1.2V REG.
IC510
+3.3V REG.
E4V
E3.3V
IC3050
+1.8V REG.
IC504
+5V REG.
IC5000
+3.3V REG.
IC508
+5V REG.
26
26
T901
MAIN
D931
TRANSFORMER
+31V
(DIGITAL AMP)
D905
PC901
FEED BACK
IC932
SHUNT REG.
Q943,947
PC903
POWER DOWN
STANDBY
DETECT
CONTROL
Q949,950
AMP
EN
K
POWER
PROTECT
T903
SUB
D912
TRANSFORMER
M+14V
12V
IC941
+12V REG.
P.CONT1
D916
M+9V
Q945
B+ SWITCH
IC4009
+9V REG.
IC4003
+5V REG.
PS956
D911
6V
PS954
D947
D902
E+4V
D503
PC902
FEED BACK
IC923
SHUNT REG.
Q930
PC904
P.CONT3
POWER
STANDBY
CONTROL
CONTROL
(AC IN)
F901
LF901,902
D901
FILTER
IC901
SWITCHING
REGULATOR
3 D
Q901
4 VCC
POWER CONTROL
2 GND
D906
D914
5 FB/OLP
Q951
OVER
1 OCP/SYNC
CURRENT
PROTECT
IC921
SWITCHING
REGULATOR
7 VIN
9 D
DZ904
Q922
4 VCC
+21V REG.
2 FB
Q921
1 ZC
D923
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