- 7 -
1.3
C
HECKS
-
ADJUSTMENTS
1.3.1
S
UPPLY
VOLTAGES
:
CONNECTIONS
BETWEEN
POWER
SUPPLY
BOARD
AND
CPU
BOARD
Note(s) :
• The mains input of the supply is protected by a fuse.
1.3.2
A
DJUSTMENT
OF
SCANNER
CHASSIS
No adjustment required.
1.3.3
V
IDEO
CHECK
First calibrate the machine. To do so, use the following procedure:
• Place a blank A4 sheet of paper in the loading tray of the sheet feeder scanner.
• Enter the key sequence
MENU
,
*
,
a
, and validate by pressing
OK
.
• Wait until the machine restarts.
Make some copies with the CIS and check that the quality of the copies is satisfactory.
In the case of a scanner problem, repeat the calibration procedure above.
In the case of a printer problem (the result remains unsatisfactory after scanner calibration):
• Print the logs to check the printer component of the machine.
• Check the consumable.
1.4
D
ISASSEMBLY
/
ASSEMBLY
WORKSHEETS
Note(s) :
Before any disassembly or assembly operations, the machine must be switched off and
all leads on the back of the fax must be disconnected (phone line, LAN, parallel port
and mains leads).
Remove the document trays and the paper feed tray.
1.4.1
T
OOLS
• Phillips screwdriver
• Torx hex screwdriver (Torx10)
• Flat screwdriver (medium size)
1.4.2
W
ORKSHEETS
• D1 = White roller
• D2 = Paper separator
• D3 = Top cover - Circuit board - Elastomer - Display - Glass - Top cover with loudspeaker
• D4 = Rack - CPU board
• D5 = Control panel / scanner chassis - Printer
CPU board pin
Value
Function
17
+ 5 V
5 V supply
18
GND
Ground
19
+ 5 V
5 V supply
20
+ 24 V
24 V supply
Summary of Contents for MF Series
Page 1: ...XEROX TECHNICAL DOCUMENT 252 787 467 A...
Page 73: ...4 NI IPL 252 787 467 A PLANCHE 1 FIGURE 1 3 2 1 4 7 6 5...
Page 75: ...6 NI IPL 252 787 467 A PLANCHE 2 FIGURE 2 1 3 5 6 2 4...
Page 77: ...8 NI IPL 252 787 467 A 2 1 PLANCHE 3 FIGURE 3...
Page 79: ...10 NI IPL 252 787 467 A PLANCHE 4 FIGURE 4 1 5 6 7 4 3 2 8...
Page 81: ...12 NI IPL 252 787 467 A 1 4 2 3 7 8 5 6 PLANCHE 5 FIGURE 5...
Page 83: ...14 NI IPL 252 787 467 A 1 2 3 4 5 6 7 8 PLANCHE 6 FIGURE 6...
Page 85: ...16 NI IPL 252 787 467 A 1 2 PLANCHE 7 FIGURE 7...
Page 87: ...18 NI IPL 252 787 467 A PLANCHE 8 FIGURE 8 1 2 4 5 3...
Page 89: ...20 NI IPL 252 787 467 A PLANCHE 9 FIGURE 9...
Page 91: ...22 NI IPL 252 787 467 A 2 1 PLANCHE 10 FIGURE 10...
Page 93: ...24 NI IPL 252 787 467 A 3 HV1 2 1 PLANCHE 11 FIGURE 11...
Page 95: ...26 NI IPL 252 787 467 A 1 22 21 3 4 2 8 9 7 6 PLANCHE 12 FIGURE 12...
Page 98: ...PRINTER 20 PPM SERVICE MANUAL TECHNICAL DOCUMENT 251 475 943 A...
Page 113: ...INDEX MECHANICAL ELECTRICAL GENERAL TROUBLESHOOTING DIS REASSEMBLY ADJUSTMENT MAINTENANCE...
Page 117: ...GENERAL...
Page 123: ...MECHANICAL ELECTRICAL...
Page 146: ...MAINTENANCE...
Page 156: ...DIS REASSEMBLY ADJUSTMENT...
Page 168: ...TROUBLESHOOTING...