Sharp MX-M550N

MX-M700N EXTERNAL VIEW AND INTERNAL STRUCTURE 5 – 18
L. FAX section
M. Fuse/thermostat
No Name Function/Operation MODEL NOTE
1 MDMC PWB Controls the Modem and the TEL/LIU PWB. Modem control Fax unit
2 FAX IF PWB • Interfaces the MDMC PWB and the main unit controller PWB.
• Installs the FAX image memory. (Expansion memory can be installed.)
3 TEL/LIU PWB • Controls the line. (Call-out, polarity reversion detection,
CI detection, line monitor, etc.)
• Connection of an externally connected telephone line.
4 FAX AC power 100 Generates the FAX DC power of 100V.
5 FAX AC power 200 Generates the FAX DC power of 200V.
No. Code Name Type Specifications Function/Operation Section NOTE
1 F201 Fuse Time lag 250V 6.3A PCU PWB protection (24V1) DC main
power PWB
100V series/
200V series
2 F202 Fuse Time lag 250V 6.3A Driver PWB protection (24V2) DC main
power PWB
100V series/
200V series
3 F203 Fuse Time lag 250V 6.3A Scanner control PWB protection (24V3) DC main
power PWB
100V series/
200V series
4 F204 Fuse Time lag 250V 6.3A LCC control PWB protection (24V4) DC main
power PWB
100V series/
200V series
5 F205 Fuse Time lag 250V 6.3A Finisher protection (24V5) DC main
power PWB
100V series/
200V series
6 F206 Fuse Time lag 250V 6.3A Inserter protection (24V6) DC main
power PWB
100V series/
200V series
7 F207 Fuse Not used. DC main
power PWB
100V series/
200V series
8 F208 Fuse Time lag 250V 6.3A Motor protection (38V) DC main
power PWB
100V series/
200V series
3
4,5
1
16, 19
17, 20
18, 21
4
11
9,12
10
15
13
14
3
2
1
7
6
5
8
22
23
24