Sharp VL-H860U User Manual

VL-H870U
VL-H875U
VL-H890U
13
VL-H860U
VL-H880U
7-6. POWER SYSTEM BLOCK DIAGRAM
Lithium ion 2 cell
Power control IC (VHiMB3825,6·CH)
CH1 ERROR AMP.
IN- Comparator section
IN+
CH2 ERROR AMP.
IN- Comparator section
IN+
CH3 ERROR AMP.
IN- Comparator section
IN+
CH4 ERROR AMP.
IN- Comparator section
IN+
CH5 ERROR AMP.
IN- Comparator section
IN+
CH6 ERROR AMP.
IN- Comparator section
IN+
CH1 ERROR AMP.
IN- Comparator section
IN+
CH2 ERROR AMP.
IN= Comparator section
IN+
CH1 output
Drive circuit
(Voltage drop)
CH2 output
Drive circuit
(Voltage drop)
CH3 output
Drive circuit
(Voltage drop)
CH5 output
Drive circuit
(Voltage drop)
CH6 output
Drive circuit
(Voltage drop)
CH1 output
Drive circuit
(PNP)
CH2 output
Drive circuit
(PNP)
CH4 output
Drive circuit
Standard
power
Standard
power
TRIANGLE
WAVE
OSC
CAP
ERROR
DRUM
ERROR
6
5
4
3
2
1
7
8
B/L CTL
B/L POW
Voltage drop circuit
(PNP Tr)
Mecha 5V Power
Voltage drop circuit
(PNP Tr)
7
8
MACHA5V/SP5V
LENS 5V
BACK
LIGHT
INV
CAP
DRIVER
DRUM
DRIVER
CAM 2.8V
CAM 15V
CQAM-9V
YC-7V
LCD 13.2V
LCD 7V
LCD -7V
LCD -15V
CAM 3.3V
P-CON 3.3V
CAM 4.9V
P-CON 4.9V
1
2
3
4
5
6
CAP VS
Valtage drop circuit
(PNP Tr)
DRUM VS
Valtage drop circuit
(PNP Tr)
CAM 2.8V
Valtage drop circuit
(PNP Tr)
Trans circuit
(NPN)
3.3V Power
Valtage drop circuit
(PNP Tr)
4.9V Power
Valtage drop circuit
(PNP Tr)

Sharp VL-H860U Specifications

General

Brand	Sharp
Model	VL-H860U
Category	Camcorder
Language	English