MX-C301, MX-C301W (serv.man7). Circuit Diagram - Sharp Copying Equipment Service Manual (repair manual). Page 2

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MX-C301  BLOCK DIAGRAM  1 –  1
[1] BLOCK DIAGRAM
1. SYSTEM BLOCK DIAGRAM
㻾㻿㻼㻲㻌
㼁㻺㻌
㻻㻼
㻱㻌
㼁㻺
㻿㻼㻲㻹
㻿㻼㼁㻿
㻿㻾㼂㻯
㻿㻼㻱㻰
㻿㻼㻼㻰㻝
㻿㻼㻼㻰㻞
㻿㻯㻻㼂
70L
VDS_HN   PWB
KEY-LED 
PWB
㻸㻯㻰
㻿㻼㻱㻰
㻿㻼㻼㻰㻝
㻿㻼㻼㻰㻞
㻿㻯㻻㼂
CCD
PWB
LEDDRV 
㻿㻯㻭㻺㻺㻱㻾㻌㼁㻺
㻸㻯㻰
LED PWB
CCD
 PWB
㻹㻴㻼㻿
㻹㻵㻹
USB
CN
PW
B
㼃㼕㼞㼑㻸㼑㼟㼟㻸㻭㻺
㼃㼕㼞㼑㼘㼑㼟㼟㻌㻸㻭㻺
㻹㼛㼐㼑㼘㻌㼛㼚㼘㼥
SCN cnt 
PWB
㻲㼞
㼛㼚
㼠㼁㻿㻮
USB CN P
W
B
LED PWB
USB
 CN
 PWB
㼃㼕㼞㼑㻸㼑㼟㼟㻸㻭㻺
㻰㻸㼋㻷
㻰㻸㼋㻯
㻰㻸㼋㻹
㻰㻸㼋㼅
㼀㻯㻿
㼀㻯㻿
㼀㻯㻿
㼀㻯㻿
㼀㻺㻲㻰
㻲㻭㼄㻌㻹㼛㼐㼑㼘㻌㼛㼚㼘㼥
㻿㼜㼑㼍㼗㼑㼞
㼀㻯㻿
㼋㻷
㼀㻯㻿
㼋㻯
㼀㻯㻿
㼋㻹
㼀㻯㻿
㼋㼅
㼀㻺㻲㻰
㻰㼂㻌
㻺㻌
㻔㻮㻸㻭㻯㻷䠅
㻰㼂㻌
㻺㻌
㻔㻯㼅㻭㻺䠅
㻰㼂㻌㼁㻺㻌㻔㻹㻭㻳㻱㻺㼀㻭䠅
㻰㼂㻌
㻺㻌
㻔㼅㻱㻸㻸㻻㼃䠅
TH/HUD
㻹㻼㻲㻌㼁㻺
㻾㻵㻳㻴㼀㻌㻰㻻㻻㻾㻌㼁㻺
FAX MAIN
PWB
LIU PWB
㻴㻰㻰
㻸㻿㼁㻌㼁㻺
㻼㻻㻸㼅㻳㻻㻺
㻹㻻㼀㻻㻾
㼀㻺㻯㼋㻷
㼀㻺㻯㼋㻯
㼀㻺㻯㼋㻹
㼀㻺㻯㼋㼅
㻯㻾㻹
㻯㻾㻹
㻯㻾㻹
㻯㻾㻹
㻹㻼㻱㻰
MFPC
PWB
LSU
-cnt
 PW
B
㻮㻰㻌
㻼㼃㻮
㻮㻰㻌
㻼㼃㻮
LD PWB
PCU
PWB
㻯㻾㻹
㼋㼅
㻯㻾㻹
㼋㻹
㻯㻾㻹
㼋㻯
㻯㻾㻹
㼋㻷
㼀㻲㻰㻞
㻼㻻㻰㻝
㻰㻱㻾㻵㼂㻱㻾㼅㻌㼁㻺
MFPC PWB
PCU
 PWB
㻼㻻㻯
㻼㻻㻾㻯
㻭㻰㼁㻯
㻲㼁㻹
㻯㻼㻱㻰㻝
㻹㻼㻲㻯
㻾㻾㻯
㻯㻼㼁㻯㻝
㻼㻭㻼㻱㻾㻌㻲㻱㻱㻰㻌㻰㻾㻵㼂㻱㻌㼁㻺
㻼㻼㻰㻞
DC/DC
PWB
㻰㻯㻼㻿㻌㻿㼑㼏㼠㼕㼛㼚
㻯㻞㻼㻼㻰
㻯㻞㻼㻱㻰
㻰㻿㼃㼋㻯㻞
㻯㻞㻸㼁㻰
㻯㻿㻿㻞
㻞㼚㼐㻌㻯㼍㼟㼟㼑㼠㼠㼑
㻔㻻㻼㼀㻵㻻㻺㻕
DCPS
UN
㻰㼂㻹
㻰㻹
㻝㼀㼁㻾㻯
㻰㻴㻼㻰㼋㻯
㻰㻴㻼㻰㼋㻷
㻹㻭㻵㻺㻌㻰㻾㻵㼂㻱㻌㼁㻺
DC/DC
PWB
Casse
ƩĞ
 I/F 
PWB
DCPS
 UN
㻹㻿㼃
㻝㼀㼁㻰㼋㻷
㻝㼀㼁㻰㼋㻯㻸
㻸㻿㼁㻲㻹
TH PWB
㻯㻞㼀㻾
㻯㻞㻼㻲
㻯㻞㻸
㻯㻞㻹㻹
AC IN
㼀㻴㼋㼁㻹
㻾㻱㻿㻵
㻾㻱㻿㻵㼋㻲
㻾㻱㻿㻵㼋㻾
㻼㻯㻿㻿
㼀㻴㼋㼁㻿
㻲㼁㻿㻵㻺㻳㻌㼁㻺
㻴㻸㼋㼁㻹
㻼㻿㻲㻹
FAN
I/F
PWB
FAN I
/F  PWB
㻲㼁㻲㻹
㻼㻿㻲㻹
HVPWB
㻯㻲㻹㻝
㻻㼆㻲㻹
FAN I/F
  PWB
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