2-50
Service Manual
5060-XXX
AC and DC Power Service Check
Before proceeding with this service check remove or disconnect any options that may be
installed. Turn the machine on. If it operates correctly, reattach one option at a time until
the failing option is located.
Note: Before proceeding with this service check turn the printer on and check to see if
the Power ON LED on the Engine board is turned on.
AC Power Service Check
The printer appears to be inoperative when turned on with the Power ON/Status LED Off,
the LCD display is blank, the Fuser lamps do not come on and no motors turn.
Step
Actions and Questions
Yes
No
1
Is the LED turned on?
Go to the
“AC
Power
Service
Check” on
page 2-50
Go to the
“DC
Power
Service
Check” on
page 2-51
Step
Actions and Questions
Yes
No
1
Main AC Power - Check to make sure the printer is
receiving main AC power.
Is the printer receiving AC power?
Go to Step 2
Inform the
customer that
AC power to
the printer is
incorrect.
2
AC Power Check (Wall Outlet) - Check the AC line voltage
at the AC outlet.
Is the AC line voltage correct?
Go to Step 3
Inform the
customer that
the AC line
voltage is
incorrect.
3
AC Power Cord
Is the power cord in good condition and correctly installed?
Go to Step 4
If the cord is in
poor
condition,
replace the
cord.
4
AC Power Check (AC Line Cord) - Check the AC line
voltage at the end of the AC line cord.
Is the AC line voltage correct?
Go to Step 5
Replace the
Line Cord
5
Low Voltage Power Supply - Turn the power off and
Disconnect the LVPS from the RIP and Engine Boards.
Check for +5 V dc on the LVPS cables. Engine Board
+5 V dc: J9-2 and J9-3. RIP Board +5 V dc: J23-13,
J23-14, and J23-15.
Is there approxi5 V dc on any of these connector
pins?
Go to the
“DC
Power
Service
Check” on
page 2-51
Replace the
“LVPS” on
page 4-14
Summary of Contents for 13P0150 - C 750dtn Color Laser Printer
Page 2: ... ii 6000 XXX ...
Page 4: ...5060 XXX ...
Page 10: ...viii 5060 XXX ...
Page 18: ...xiv Service Manual 5060 XXX ...
Page 120: ...2 100 Service Manual 5060 XXX ...
Page 199: ...Connector Locations 5 17 5060 XXX RIP Board ...
Page 203: ...Connector Locations 5 21 5060 XXX High Capacity 2000 Sheet Board ...
Page 205: ...Connector Locations 5 23 5060 XXX HVPS Board ...
Page 207: ...Connector Locations 5 25 5060 XXX HVPS Developer Board ...
Page 208: ...5 26 Service Manual 5060 XXX ...
Page 212: ...7 2 Service Manual 5060 XXX Assembly 1 Covers ...
Page 214: ...7 4 Service Manual 5060 XXX Assembly 1 1 Covers ...
Page 220: ...7 10 Service Manual 5060 XXX Assembly 5 Paper Feed Output Redrive ...
Page 222: ...7 12 Service Manual 5060 XXX Assembly 6 Multipurpose Feeder MPF ...
Page 224: ...7 14 Service Manual 5060 XXX Assembly 7 500 Sheet Integrated Tray ...
Page 228: ...7 18 Service Manual 5060 XXX Assembly 10 Cartridge Contact Assembly ...
Page 230: ...7 20 Service Manual 5060 XXX Assembly 11 Electronics ...
Page 232: ...7 22 Service Manual 5060 XXX Assembly 11 1 Electronics ...
Page 240: ...7 30 Service Manual 5060 XXX Assembly 12 Output Expander ...
Page 242: ...7 32 Service Manual 5060 XXX Assembly 12 1 Output Expander ...
Page 244: ...7 34 Service Manual 5060 XXX Assembly 13 5 Bin Mailbox ...
Page 246: ...7 36 Service Manual 5060 XXX Assembly 13 1 5 Bin Mailbox ...
Page 248: ...7 38 Service Manual 5060 XXX Assembly 14 500 Sheet Tray Option ...
Page 250: ...7 40 Service Manual 5060 XXX Assembly 14 1 500 Sheet Tray Option ...