
6–20
ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS
4. FAX Board/NCU
Figure 6-611
RAM-A: Used as page memory. When installed, it enables the use of Ultra Fine mode. (You must
install RAM-B if you have installed RAM-A; 3 MB.)
RAM-B: Used as image memory. When installed, it increases the size of memory for
transmission/reception images. (3 MB or 9 MB)
• NCU Board
Figure 6-612
SW1:
Must be used with all bits OFF.
SW2:
Must be turned OFF first when installing expansion memory; then, must be turned ON after
the work.
LED1:
Turns ON when 5V is supplied normally.
J3
J2
J1
J100
J3
VR1
VR2
J2
SW1
LED1
J5
J4
(RAM-A)
J6
(RAM-B)
SW2
Содержание GP215
Страница 4: ......
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Страница 38: ...3 2 TROUBLESHOOTING IMAGE PROBLEMS ...
Страница 39: ...3 3 TROUBLESHOOTING IMAGE PROBLEMS ...
Страница 40: ...3 4 B Image Fault Samples ...
Страница 80: ......
Страница 87: ...6 1 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS CHAPTER 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 6 ...
Страница 90: ...6 4 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS B Motors Figure 6 602 M2 M1 M4 M3 M9 M5 M8 M7 M6 ...
Страница 92: ...6 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS C Fans Figure 6 603 FM6 FM5 FM2 FM3 FM1 FM4 ...
Страница 100: ...6 14 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS G Fax Related PCBs Figure 6 607 1 2 4 6 3 7 8 5 ...
Страница 105: ...6 19 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 3 Composite Power Supply PCB Figure 6 610 ...
Страница 107: ...6 21 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 5 CORE IP Board Figure 6 613 J503 J504 J510 J501 J502 ...
Страница 204: ...C GENERAL CIRCUIT DIAGRAM General Circuit Diagram 1 4 A 3 ...
Страница 205: ...General Circuit Diagram 2 4 A 4 ...
Страница 206: ...General Circuit Diagram 3 4 A 5 ...
Страница 207: ...General Circuit Diagram 4 4 A 6 ...
Страница 217: ...PRINTED IN JAPAN IMPRIME AU JAPON 0796S3 52 1 This publication is printed on 70 reprocessed paper ...