6.4. FACSIMILE SECTION
6.4.1.
IMAGE DATA FLOW DURING FACSIMILE OPERATION
COPY (Fine, Super-Fine, Half Tone)
1. Line information is read by CIS (to be used as the reference white level) via route 1, and is input to IC501. Refer to 6.4.2.
Block Diagram.
2. In IC501, the data is adjusted to a suitable level for A/D conversion in the Analog Signal Processing Section, and via route
2, it is input to A/D conversion (8 bit). After finishing A/D conversion, the data is input to the Image Processing Section via
route 3. Then via routes 4 and 5, it is stored in RAM as shading data.
3. The draft’s information that is read by CIS is input to IC501 via route 1. After it is adjusted to a suitable level for A/D
conversion via route 2, the draft’s information is converted to A/D (8 bit), and it is input to the Image Processing Section. The
other side, the shading data which flows from RAM via routes 6and 7, is input to the Image Processing Section. After
finishing the draft’s information image processing, white is regarded as "0" and black is regarded as "1". Then via routes
4and 5, they are stored in RAM.
4. The white/black data stored as above via routes 6 and 8 is input to the P/S converter. The white/black data converted to
serial data in the P/S converter is input to the Thermal Head via route 9 and is printed out on recording paper.
Note:
Standard : Reads 3.58 times/mm
Fine : Reads 7.7 times/mm
Super-Fine : Reads 15.4 times/mm
Transmission
1. Same processing as COPY items 1 - 3.
2. The data stored in the RAM of IC501 is output from IC501 via routes 6 and 10, and is stored in the system bus.
Via route 11, it is stored in the communication buffer inside DRAM (IC503).
3. While retreiving data stored in the communication buffer synchronous with the modem, the CPU (inside IC501) inputs the
data to the modem along route 12, where it is converted to serial analog data and forwarded over the telephone lines via
the NCU Section.
Reception
1. The serial analog image data is received over the telephone lines and input to the modem via the NCU section, where it is
demodulated to parallel digital data. Then the CPU (IC501) stores the data in the communication buffer DRAM (IC503)
along route 12.
2. The data stored in DRAM (IC503) is decoded by the CPU (IC501) via route 12, and is stored in DRAM (IC503) via routes
13 and 5.
3. Same processing as COPY item 4.
152
KX-FP121AL / KX-FM131AL
Содержание KX-FP121AL
Страница 3: ...15 8 FIXTURES AND TOOLS 231 3 KX FP121AL KX FM131AL ...
Страница 9: ...1 11 ITU T No 1 Test Chart 9 KX FP121AL KX FM131AL ...
Страница 11: ...1 12 2 CONTROL PANEL 11 KX FP121AL KX FM131AL ...
Страница 13: ...1 13 1 Connecting to a computer KX FM131 ONLY 13 KX FP121AL KX FM131AL ...
Страница 18: ...1 14 7 ADDING PAPER TO THE PAPER TRAY 1 14 8 DOCUMENTS THE UNIT CAN FEED 18 KX FP121AL KX FM131AL ...
Страница 21: ...1 14 12 REPLACING THE FILM CARTRIDGE 21 KX FP121AL KX FM131AL ...
Страница 22: ...22 KX FP121AL KX FM131AL ...
Страница 29: ...Note The explanations given in the are for servicemen only 29 KX FP121AL KX FM131AL ...
Страница 33: ...2 3 3 TROUBLESHOOTING ITEMS TABLE 33 KX FP121AL KX FM131AL ...
Страница 34: ...2 3 3 1 Simple Check List 34 KX FP121AL KX FM131AL ...
Страница 36: ...2 Document JAM 36 KX FP121AL KX FM131AL ...
Страница 40: ...6 Paper JAM 7 Multiple feed and skew 40 KX FP121AL KX FM131AL ...
Страница 43: ...Fig C 12 A blank page is received 43 KX FP121AL KX FM131AL ...
Страница 47: ...2 3 3 3 1 Defective facsimile section 1 Transmit problem 47 KX FP121AL KX FM131AL ...
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Страница 70: ...I O and Pin No Diagram 70 KX FP121AL KX FM131AL ...
Страница 72: ...72 KX FP121AL KX FM131AL ...
Страница 74: ...NG Example 74 KX FP121AL KX FM131AL ...
Страница 75: ...2 3 3 4 2 Check the Status of the Digital Board 75 KX FP121AL KX FM131AL ...
Страница 76: ...2 3 3 4 3 RS 232C serial communication KX FM131 only 76 KX FP121AL KX FM131AL ...
Страница 77: ...77 KX FP121AL KX FM131AL ...
Страница 80: ...Note Inside the digital board 80 KX FP121AL KX FM131AL ...
Страница 83: ...Refer to 2 3 3 5 Analog Board Section 83 KX FP121AL KX FM131AL ...
Страница 85: ...2 Troubleshooting Flow Chart 85 KX FP121AL KX FM131AL ...
Страница 87: ...2 3 3 7 Operation Panel Section 1 No key operation 2 No LCD indication 87 KX FP121AL KX FM131AL ...
Страница 90: ...2 3 3 9 CIS Contact Image Sensor Section Refer to 6 4 4 SCANNING BLOCK 90 KX FP121AL KX FM131AL ...
Страница 91: ...91 KX FP121AL KX FM131AL ...
Страница 92: ...2 3 3 10 Thermal Head Section Refer to 6 4 3 THERMAL HEAD 92 KX FP121AL KX FM131AL ...
Страница 93: ...2 3 3 11 PANA LINK 93 KX FP121AL KX FM131AL ...
Страница 94: ...94 KX FP121AL KX FM131AL ...
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Страница 114: ...2 4 7 3 PRINTOUT EXAMPLE 114 KX FP121AL KX FM131AL ...
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Страница 118: ...2 5 3 PRINT TEST PATTERN 1 Platen roller Reference pattern 118 KX FP121AL KX FM131AL ...
Страница 119: ...2 Left margin Top margin Reference pattern 119 KX FP121AL KX FM131AL ...
Страница 120: ...3 Thermal head 1 dot Reference pattern 120 KX FP121AL KX FM131AL ...
Страница 143: ...6 3 2 MEMORY MAP 143 KX FP121AL KX FM131AL ...
Страница 155: ...155 KX FP121AL KX FM131AL ...
Страница 165: ...6 4 6 3 2 Transmitting documents 6 4 6 3 3 Receiving FAX 165 KX FP121AL KX FM131AL ...
Страница 166: ...6 4 6 3 4 Copying 166 KX FP121AL KX FM131AL ...
Страница 176: ...b Redundancy Compression Process Coding Mode This unit uses one dimensional MH format 176 KX FP121AL KX FM131AL ...
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Страница 204: ...9 6 MEMO KX FP121AL KX FM131AL 204 ...
Страница 205: ...10 TERMINAL GUIDE OF THE IC S TRANSISTORS AND DIODES 205 KX FP121AL KX FM131AL ...
Страница 206: ...11 FIXTURES AND TOOLS 206 KX FP121AL KX FM131AL ...
Страница 207: ...12 CABINET MECHANICAL AND ELECTRICAL PARTS LOCATION 12 1 OPERATION PANEL SECTION 207 KX FP121AL KX FM131AL ...
Страница 208: ...12 2 UPPER CABINET SECTION 208 KX FP121AL KX FM131AL ...
Страница 209: ...12 2 1 PICK UP BASE SECTION 209 KX FP121AL KX FM131AL ...
Страница 210: ...12 3 LOWER CABINET P C B SECTION 210 KX FP121AL KX FM131AL ...
Страница 211: ...12 4 MOTOR SECTION 211 KX FP121AL KX FM131AL ...
Страница 212: ...12 5 ACTUAL SIZE OF SCREWS AND WASHER 212 KX FP121AL KX FM131AL ...
Страница 213: ...13 ACCESSORIES AND PACKING MATERIALS 213 KX FP121AL KX FM131AL ...