J No.
Connection destination
Electric code
Name
J No.
J91
M101
Pickup Motor
J191
J92
PS101
Paper Sensor
-
PS107
Paper Level Sensor 1
-
PS907
Paper Level Sensor 2
-
J93
UN12
Laser Driver PCB
J145
J94
PS102
Pre-registration Sensor
-
PS103
Registration Sensor
-
PS106
Paper Width Sensor 1
-
PS108
Paper Width Sensor 2
-
J95
UN8
Sleep Interface PCB
J813
UN1
Power Supply PCB
J816
J96
UN1
Power Supply PCB
J51, J52
J97
UN3
Main Controller PCB
J201
J98
UN1
Power Supply PCB
J54
J99
SW102
Cassette Size Switch
J2
J100
-
-
-
J94
J81
J83
J71
J96
J72
J91
J75
J90
J87
J78
J32
J86
J79
J74
J76
J31
J97
J30
J100
J95
J93
J80
J92
J99
J82
J77
J84
J89
J85
J73
J98
J88
Power Supply
This circuit is for converting the AC power supply input from the power supply receptacle to DC power supply and then supplying
the DC power supply to each load.
The supplied AC power supply is converted to the +24 V, +5 V, and +3.3 V DC power supply required by the printer.
The following explains the main supply destinations for +24 V, +5 V, and +3 V.
2. Technical Explanation (Device)
38
Summary of Contents for LBP351 Series
Page 1: ...Revision 4 0 LBP351 352 Series Service Manual ...
Page 12: ...Product Overview 1 Product Lineups 6 Specification 7 List of Parts 11 ...
Page 140: ...3 Remove the Main Drive Unit 1 4 Screws 2 1 2 2 2 2 4x 5 Parts Replacement and Cleaning 133 ...
Page 147: ...Adjustment 6 Actions after Replacement 141 ...
Page 149: ...Troubleshooting 7 Test Print 143 Troubleshooting 147 Obtaining Debug Log 149 ...
Page 160: ...Error Jam Alarm 8 Overview 154 Error Code Details 155 Jam Code 160 Alarm Code 163 ...
Page 171: ...Service Mode 9 Overview 165 Service Mode 169 ...