DOWNLOAD Sharp AR-651 (serv.man6) Service Manual ↓ Size: 1.25 MB | Pages: 30 in PDF or view online for FREE

Model
AR-651 (serv.man6)
Pages
30
Size
1.25 MB
Type
PDF
Document
Service Manual
Brand
Device
Copying Equipment / Component layout functions
File
ar-651-sm6.pdf
Date
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Sharp AR-651 (serv.man6) Service Manual ▷ View online

AR-651/810  COMPONENT LAYOUT & FUNCTIONS  2 - 29
2. 6. 2.  PC boards
[A]  System control board (SYS board)/Hard disk/
Logic board (LGC board)
(1) Remove the rear cover.
(2) Disconnect 1 connector.
(3) Remove 2 screws (shown by 2 white arrows),
loosen 14 screws and take off the rear feed
side inner cover (plate cover).
(4) Remove 1 screw (shown by a white arrow),
loosen 8 screws and take off the rear exit
side inner cover (plate cover).
Rear feed side
inner cover
Rear exit side
inner cover
(5) Disconnect 7 connectors, remove 6 screws
and take off the SYS board.
(6) Disconnect 2 connectors, remove 4 screws
and take off the hard disk with the bracket.
(7) Remove 4 screws and release the hard disk
from the bracket.
(8) Disconnect 19 connectors, remove 6 screws
and take off the LGC board.
[B] High-voltage transformer
(1) Disconnect 7 connectors to the SYS board
and hard disk.
(2) Remove 9 screws and take off the bracket
with the LGC board and hard disk.
SYS board
Hard disk
SYS board
Hard disk bracket
  LGC board
AR-651/810  COMPONENT LAYOUT & FUNCTIONS  2 - 30
(3) Disconnect 19 connectors to the LGC board.
(4) Remove 6 screws and take off the bracket
with the LGC board.
[C] Power supply unit
(1) Remove the SYS board, hard disk and LGC
board with the bracket.
(2) Remove 4 screws and take off the bracket of
the power supply unit.
(5) Disconnect 6 connectors, remove 1 screw,
release 3 lock supports and take off the high
voltage transformer.
(3) Disconnect 1 link connector.
(4) Remove 9 connectors and pull out the power
supply unit.
Note: Be careful not for the power supply unit to be
caught by harnesses.
LGC board
        High-voltage transformer
       Lock support
 Link connector (3)
AR-651/810  COMPONENT LAYOUT & FUNCTIONS  2 - 30
(3) Disconnect 19 connectors to the LGC board.
(4) Remove 6 screws and take off the bracket
with the LGC board.
[C] Power supply unit
(1) Remove the SYS board, hard disk and LGC
board with the bracket.
(2) Remove 4 screws and take off the bracket of
the power supply unit.
(5) Disconnect 6 connectors, remove 1 screw,
release 3 lock supports and take off the high
voltage transformer.
(3) Disconnect 1 link connector.
(4) Remove 9 connectors and pull out the power
supply unit.
Note: Be careful not for the power supply unit to be
caught by harnesses.
LGC board
        High-voltage transformer
       Lock support
 Link connector (3)
AR-651/810  COMPONENT LAYOUT & FUNCTIONS  2 - 30
(3) Disconnect 19 connectors to the LGC board.
(4) Remove 6 screws and take off the bracket
with the LGC board.
[C] Power supply unit
(1) Remove the SYS board, hard disk and LGC
board with the bracket.
(2) Remove 4 screws and take off the bracket of
the power supply unit.
(5) Disconnect 6 connectors, remove 1 screw,
release 3 lock supports and take off the high
voltage transformer.
(3) Disconnect 1 link connector.
(4) Remove 9 connectors and pull out the power
supply unit.
Note: Be careful not for the power supply unit to be
caught by harnesses.
LGC board
        High-voltage transformer
       Lock support
 Link connector (3)
Page of 30
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AR-651 (serv.man25) AR651 810 Operation Manuals User Manual / Operation Manual 127 3.81 MB
AR-651 (serv.man24) AR651 810-Parts Guide Service Manual / Parts Guide 127 22.77 MB
AR-651 (serv.man2) Specifications Service Manual / Specification 15 120.76 KB
AR-651 (serv.man51) The improvement for image glossy lines due to grease of cleaning roller. Service Manual / Technical Bulletin 2 82.16 KB
AR-651 (serv.man43) Change of the PWB unit in the laser optical unit. Service Manual / Technical Bulletin 1 104.34 KB
AR-651 (serv.man44) Change of torque limiter. Service Manual / Technical Bulletin 1 91.88 KB
AR-651 (serv.man45) Parts change information regarding the lower frame and inversion open guide part 1. Service Manual / Technical Bulletin 2 155.27 KB
AR-651 (serv.man46) Measure to prevent breakage of one way bearing on cleaning web. Service Manual / Technical Bulletin 3 272.27 KB
AR-651 (serv.man47) Revision of illustration of 4 Lower frame section in the parts guide Service Manual / Technical Bulletin 2 353.24 KB
AR-651 (serv.man48) ROM upgrade ... (5) Service Manual / Technical Bulletin 10 153.94 KB
AR-651 (serv.man49) Change of parts to extend service life of paper feed section roller. Service Manual / Technical Bulletin 6 480.62 KB
AR-651 (serv.man50) The improvement for displaying tandem LCF check paper Service Manual / Technical Bulletin 6 1.64 MB
AR-651 (serv.man32) Correction of SRAM parts code. Service Manual / Technical Bulletin 1 12.92 KB
AR-651 (serv.man52) The improvement for waving vertical lines in the rear side of the copy image Service Manual / Technical Bulletin 2 240.2 KB
AR-651 (serv.man53) Correction for loss of image 1 3 from the trail edge Service Manual / Technical Bulletin 1 12.31 KB
AR-651 (serv.man54) Countermeasure for background CD3 error near toner empty-toner recycle pipe blockage. Service Manual / Technical Bulletin 2 32.94 KB
AR-651 (serv.man55) Change of part code of PWB unit listed in the fusing drive section in the part guide 24 . Service Manual / Technical Bulletin 1 22.35 KB
AR-651 (serv.man56) Correction of parts codes of pulleys on the reversion drive unit listed in the part guide 13 . Service Manual / Technical Bulletin 1 14.8 KB
AR-651 (serv.man57) Improvement carried out to stop EB5 jam, due to over running of the paper stop position. Service Manual / Technical Bulletin 1 8.1 KB
AR-651 (serv.man58) ROM upgrading (4) Service Manual / Technical Bulletin 8 46.83 KB
AR-651 (serv.man59) Required attention when installing the OPC drum to the cleaner unit. Service Manual / Technical Bulletin 2 855.9 KB
AR-651 (serv.man41) Change of the PWB unit in section 88 (RADF hinge) of the parts guide. Service Manual / Technical Bulletin 1 102.84 KB
AR-651 (serv.man26) Improvement against wrong detection of CD1 and CD2 Service Manual / Technical Bulletin 2 282.46 KB
AR-651 (serv.man27) 1 Change in sensors and screws to comply with RoHS, 2 One part code available for seal part, 3 Providing commonality of parts and discontinued use of arrow labels, 4 Change in cassette shafts to comply with RoHS, 5 Change in bushings. Service Manual / Technical Bulletin 4 172.22 KB
AR-651 (serv.man28) ROM upgrade 9, Sys ROM 013, UI ROM 012, Main ROM 16, Laser ROM 09, Scanner ROM 08, PFC ROM 08, RADF 03. Please contact TP Matrix for upgrade cards. Service Manual / Technical Bulletin 2 15.69 KB
AR-651 (serv.man29) Correction to parts code and illustration of upper cover rear and upper cover right. Service Manual / Technical Bulletin 1 17.52 KB
AR-651 (serv.man30) Discontinued use of coupling seal. Service Manual / Technical Bulletin 1 16.1 KB
AR-651 (serv.man31) Correction of SRAM parts code. Service Manual / Technical Bulletin 1 15.71 KB
AR-651 (serv.man33) Correction to parts guide. Service Manual / Technical Bulletin 2 59.02 KB
AR-651 (serv.man34) 1 Change in solenoids and automatic toner sensors (adaptation to RoHS). 2 Addition of sensor protection sheet. Service Manual / Technical Bulletin 3 50.87 KB
AR-651 (serv.man35) Change of TRU rail Service Manual / Technical Bulletin 1 23.14 KB
AR-651 (serv.man36) Correction to the parts code and illustration of the upper cover rear and upper cover right. Service Manual / Technical Bulletin 1 17.47 KB
AR-651 (serv.man37) ROM Upgrade...7 - Main ROM 15 Service Manual / Technical Bulletin 1 85.99 KB
AR-651 (serv.man38) Change in the manual feed tray shape and corrections to screw description. Service Manual / Technical Bulletin 2 165.15 KB
AR-651 (serv.man39) Lens cover design change. Service Manual / Technical Bulletin 1 80.18 KB
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