Panasonic BL-C10CE / BL-C10E Service Manual ▷ View online
1. PGA: Programmable Amplifier
2. Color Correction and Color Space Conversion are merged into one matrix operation for hardware simplification.
2. Color Correction and Color Space Conversion are merged into one matrix operation for hardware simplification.
Detail Circuit Diagram is showed as below.
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BL-C10CE / BL-C10E
13.1.4. Power Supply Block
Power Supply Block provides power that each block consumes.
Input is DC 12V/750mA from AC adaptor. The circuit diagram and output voltage are showed as below.
Input is DC 12V/750mA from AC adaptor. The circuit diagram and output voltage are showed as below.
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BL-C10CE / BL-C10E
13.1.5. RTC
Real Time Clock (IC104)
Operating Power Supply: 3.3V (3V battery for back up)
Package: 14 pin SOP
Outline of Operation: Stores Clock Data and supplies 32.768 KHz Clock Signal to CPU (IC101).
Backup Battery provides power when power supply is out.
Package: 14 pin SOP
Outline of Operation: Stores Clock Data and supplies 32.768 KHz Clock Signal to CPU (IC101).
Backup Battery provides power when power supply is out.
Lithium Battery (BAT1)
Output Voltage: 3V
Capacity: 125mAh
Outline of Operation: A backup power supply for Real Time Clock (IC104).
Capacity: 125mAh
Outline of Operation: A backup power supply for Real Time Clock (IC104).
13.1.6. Pyroelectric Infrared Sensor Block
Pyroelectric Infrared Sensor (IC801)
Operating Power Supply: +3.3V
Package: 3 pin Board Insertion Type
Changes temperature variation into analogue signal which it emits, when a heat source, such as a person, comes into detection
area.
The analogue signal is amplified by Operational Amplifier (IC802).
Package: 3 pin Board Insertion Type
Changes temperature variation into analogue signal which it emits, when a heat source, such as a person, comes into detection
area.
The analogue signal is amplified by Operational Amplifier (IC802).
2 Circuits Built-in Operational Amplifier (IC802)
Operating Power Supply: +3.3V
Package: 8 pin SSOP
Amplifies analogue signal from Pyroelectric Infrared Sensor (IC801).
The amplified analogue signal goes into Comparator (IC803).
Package: 8 pin SSOP
Amplifies analogue signal from Pyroelectric Infrared Sensor (IC801).
The amplified analogue signal goes into Comparator (IC803).
2 Circuits Built-in Comparator (IC803)
Operating Power Supply: +3.3V
Package: 8 pin SSOP
Composes Window Comparator Circuit. It generates digital signal (H
Package: 8 pin SSOP
Composes Window Comparator Circuit. It generates digital signal (H
→L) to CPU, when the amplified analogue signal from
Operation Amplifier is over stipulated voltage. (Standard value is about 0.6~1.6V.)
Operation of Pyroelectric Infrared Sensor
1. Pyroelectric Infrared Sensor (IC801) emits analogue signal, when a heat source, such as a person, moves into the detection
area.
2. Above signal is amplified by Operation Amplifier (IC802) which emits analogue signal.
3. Above signal is input to Comparator (IC803) and generates digital signal (H
3. Above signal is input to Comparator (IC803) and generates digital signal (H
→L), when signal amplitude is over standard
voltage.
4. Above digital signal is input to CPU (IC101).
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BL-C10CE / BL-C10E
13.1.7. PAN Control Block
A pan motor operates, when CPU (IC101) on a Main Board controls the Motor Driver IC (IC402) on the same board.
A Constant Voltage Bipolar Drive System is employed. The Voltage of Motor Power (VM) is 3.3V. ø15 Stepping Motors are
employed.
A Constant Voltage Bipolar Drive System is employed. The Voltage of Motor Power (VM) is 3.3V. ø15 Stepping Motors are
employed.
13.1.8. TILT Motor Control Block
A Tilt motor operates, when CPU (IC101) on a main board controls the motor driver IC (IC402) on the same board.
A Constant Voltage Bipolar Drive System is employed. The Voltage of Motor Power (VM) is 3.3V. ø15 Stepping Motors are
employed.
A Constant Voltage Bipolar Drive System is employed. The Voltage of Motor Power (VM) is 3.3V. ø15 Stepping Motors are
employed.
13.1.9. LED Control Block
LED is controlled by CPU which is mounted on Main Board. Control data is input into LED Control Circuit which is mounted on
Sub Board. (Three color LED is employed.)
Sub Board. (Three color LED is employed.)
LED_R
LED_G
Color of LED
L
L
OFF
L
H
Green
H
L
Red
H
H
Orange
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BL-C10CE / BL-C10E
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