185
•
2-4. LP Engine Control Block
•
High Voltage Development Clock Control
It generates control pulse signals with a High Voltage Supply.
•
LSU Control
It generates control pulse signals and control a LSU Scan Motor such as observing abnormal
rotation, etc. It also controls Laser output signals for synchronizing horizontal lines.
•
Fuser Control
It controls on/off of Fuser heater with a Low Voltage Power Supply.
•
2-5. PC Interface Block
•
IEEE1284
It proceeds handshaking conforms to IEEE1284 requirement and transfers data, such as a
receiving data from PC (Printer Interface) or a transmit scanned data to PC (PC Scanner).
It is complied with Compatibility Mode, Nibble Mode, Byte Mode, ECP Mode.
3.
System Memory
This system consists of the following memories.
•
F-ROM (IC5)
→
F-ROM (2MB)
for programming and data backup.
The program is downloaded from PC via IEEE1284 parallel port.
•
S-DRAM (IC6)
→
Work RAM, Page Memory, Line Memory, Image Data Memory, Buffer
(8MB)
for transmission and reception.
•
F-ROM (IC30)
→
F-ROM (4MB)
for image data memory. (UF-4000/4100 only)
Содержание Panafax UF-4000
Страница 4: ...4 ...
Страница 8: ...8 memo ...
Страница 21: ...21 1 4 Control Panel For USA and Canada UF 490 UF 4000 ...
Страница 22: ...22 For Other Destinations UF 490 UF 4100 UF 4100 ABBR ...
Страница 44: ...44 24 Remove the Pressure Roller 322 25 Remove the Exit Roller 304 24 25 ...
Страница 70: ...70 3 10 ILS PC Board CN73 Refer to SC PC Board CN11 ...
Страница 72: ...72 3 12 ACI PC Board Refer to Power Supply Unit CN101 ...
Страница 136: ...136 MMM DD YYYY 10 55 VERSION UF 0000 AAV1xxxxAU MEMORY SIZE MB TX RX PRT CPY 000017 000005 000036 000007 SHIPMENT SET ...
Страница 232: ...232 801 803 802 Fig 8 Cartridge Unit K A C D E F G H I J B 8 1 3 4 5 6 7 2 2 2 ...
Страница 250: ...250 memo ...
Страница 280: ...280 4 3 2 1 D C B A 1 2 3 4 Drawing Name Power Supply Unit For USA Canada 2 2 Model UF 490 UF 4000 ...
Страница 282: ...282 4 3 2 1 D C B A 1 2 3 4 Drawing Name Power Supply Unit For Other Destinations 2 2 Model UF 490 UF 4100 ...
Страница 283: ...memo ...
Страница 284: ...DZZSM00309 ...