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Please check the Fuse Resistor when an output
voltage does not output.
FUSE RESISTOR:
(R1601/R1801)
PW +B
1
2
BOOT
VIN
SW GND
IC1211
(SYNCHRONOUS
STEP-DOWN
SS
EN
COMP
CONVERTER)
8
7
CH1101
POWER CTL1
1
2
3
BOOT
VIN
SW GND
IC1221
(SYNCHRONOUS
STEP-DOWN
SS
EN
COMP
CONVERTER)
8
7
6
CH1104
POWER CTL4
CH1103
POWER CTL3
CH1102
POWER CTL2
PW SWNOREG
IC3501
(MPEG CODEC)
VBUS ON H
GPIO15
N4
CH1412
VBUS OCP
GPIO16
N1
CH1115
FUN OFF H
GPIO13
N2
CH1114
FUN FULL ON
GPIO22
L3
IC3401
(MPEG CODEC)
CH1614
LCD BL ON H
GPIO29
J2
CH1613
BL CONT
GPIO27
K4
Q1411
3
4
5
4
Q1412
FB
6
5
1
2
3
QR1412
QR1411
6
5
4
4
STBY
GND
NOISE
IC1421
(REGULATOR)
VIN
VOUTVOUT
FB
1
2
3
5
1
2
3
BOOT
VIN
SW GND
IC1231
(SYNCHRONOUS
STEP-DOWN
SS
EN
COMP
CONVERTER)
8
6
7
8
7
6
VIN
BST
SW GND
IC1251
(SYNCHRONOUS
STEP-DOWN
CONVERTER)
EN
FB
PVCC
1
2
3
R1601
R1801
IC1801
(DC/DC CONVERTER)
4
3
5
4
VIN
OUT
VIN
VOUT
IC1411
(REGULATOR)
GND
CONT
GND
NC
EN
2
IC1414
1
2
3
1
(REGULATOR)
IC1413
(REGULATOR)
4
3
5
4
VIN
OUT
IC1422
Q1431
(REGULATOR)
CE
GND
1
2
1
2
3
4
FB
1
2
3
4
5
BOOT
VIN
SW GND
IC1271
(SYNCHRONOUS
IC1291
STEP-DOWN
(SYNCHRONOUS
SS
EN
COMP
FB
CONVERTER)
STEP-DOWN
8
7
6
5
CONVERTER)
5
8
7
6
5
SS
VIN
BST
SW GND
IC1261
4
(SYNCHRONOUS
STEP-DOWN
IC1281
CONVERTER)
EN
FB
PVCC
SS
(SYNCHRONOUS
1
2
3
4
STEP-DOWN
CONVERTER)
IC1601
(DC-DC CONVERTER)
8
7
6
5
SW GND
VOUT
FB
6
VIN
5
CTRL COMP
EN
VIN
PWM
ISET
4
SW
1
2
3
4
4
3
VIN
OUT
Q1413
EN
GND
6
5
4
1
2
4
3
IC1412
OUT
ILIM
/FAULT
(POWER
5
2
DISTRIBUTION
SWITCH)
IN
GND
EN
6
1
1
2
3
1
2
3
4
IC1491
BOOT
VIN
SW GND
(REGULATOR)
6
1
VDD
VOUT
SS
EN
COMP
FB
8
6
5
7
2
5
NC
CS
4
3
CE
GND
8
7
6
5
VIN
BST
SW GND
8
7
6
5
VIN
BST
SW GND
IC1241
EN
FB
PVCC
SS
(SYNCHRONOUS
1
2
3
4
STEP-DOWN
CONVERTER)
EN
FB
PVCC
SS
1
2
3
4
1
FB
2
3
GND
CH1311
PW 5V
CH1312
PW FAN5V
CH1315
PW HDM5V
CH1313
PW MIC5V
CH1314
PW REMO5V
CH1411
PW VBUS
PW GYRO3V R
PW MRGYRO3V
4
3
VDD VOUT
IC704
(REGULATOR)
CE
GND
2
1
QR1413
PW MOS3.2V
PW SD3.2V
PW SPK3.2V
PW LENS3.2V
PW HDM3.2V
CH1321
PW 3.2V
CH1421
PW REG3V
CH1422
PW FPG2.5V
CH1331
PW REG1.8V
PW DDR1.8V
PW ANA1.8V
PW MOS1.8V
CH1371
PW MOS1.2V
CH1391
PW WIFI3.3V
CH1491
PW WIFI3V
PW LENS1.5V
4
3
VDD VOUT
IC703
(REGULATOR)
CE
GND
2
1
PW ANA1.0V A
CH1351
PW DDR1.0V A
PW VID1.0V A
PW ANA1.0V B
PW DDR1.0V B
CH1361
PW VID1.0V B
PW FPG1.2V
CH1381
PW HDM1.2V
CH1341
PW DDR1.2V
IC4303
(REGULATOR)
VIN
VSS
VOUT
XLR1 9V MIC
3
2
1
XLR1 9V
IC4510
(REGULATOR)
VIN
VSS
VOUT
3
2
1
PW AUD9V
CH1601
PW AUD10.5V
(To XLR REAR P.C.B. UNIT)
CH1611
PW LCD BL OUT
CH1612
E LCD BL IN
(From MONITOR P.C.B.)
HC-X1000 POWER SUPPLY CIRCUIT(2) BLOCK DIAGRAM
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