201
nS/H
This is the Sample Hold Signal in order to adjust the Laser power. When the Laser switches on
compulsorily, the Laser Power is adjusted to a suitable level and held until the next duty cycle in order to
keep the Laser Power stable.
6.2.13 Power Supply Unit (LVPS)
Laser
Timing
Sensor
Scanner
Motor
Laser
Drive
Circuit
Scanner
Motor
Drive
Circuit
IC3
SHINE
nVIDEO
nS/H
nLDON
nHSYNC
nPMON
LSU
+3.3V
Q24
IC34
IC35
C190
R330
C189
Q23
Q21
Q22
+5V
R328
R326
SC PCB
6
1
5
2
3
CN68
CN69
23
20
19
nPMRY
nPMCK
2
1
30
163
24
21
Laser Unit Control Circuit Block Diagram
GND
INPUT
INPUT
CIRCUIT
RECTIFIER
CIRCUIT
CONVERTER
CIRCUIT
(Q100)
+5 VP OUTPUT
-5 VDC OUTPUT
+24 VDC OUTPUT
GND
GND
0
A-B Voltage
C
A
B
D
GND
CONTROL
CIRCUIT
OVER CURRENT
LIMITTER
ERROR DETECTION
CIRCUIT
+5 VDC
OUTPUT
CIRCUIT
+5 VP OUTPUT
GND
+5 VP OUTPUT
CIRCUIT
-5 VDC
OUTPUT
CIRCUIT
+24 VDC
OUTPUT
CIRCUIT
C103
0
C-D Voltage
0
E-F, G-H Voltage
Содержание Panafax UF-5300
Страница 2: ...2 ...
Страница 3: ...3 ...
Страница 5: ...5 ...
Страница 9: ...9 ...
Страница 10: ...10 ...
Страница 11: ...11 ...
Страница 12: ...12 memo ...
Страница 246: ...DZSD001829 15 Panasonic Software Operating Instructions Network Firmware Update Tool for Service Technicians Version 3 ...
Страница 259: ...Network Firmware Update Tool LAN Page 14 13 Confirm the message in the text box and click OK to close the tool or ...
Страница 260: ...DZSD000965 18 Panasonic Software Operating Instructions Local Firmware Update Tool for Service Technicians Version 3 ...
Страница 274: ...Published in Japan ...