Prediction of failure symptoms when a PD (power-down) is generated
LED Flashing
Count
PD Circuit
Checkpoint
Main Cause
2
Power supply PD
POWER SUPPLY Unit
Failure in the POWER SUPPLY Unit
3
SCAN PD
50 SCAN A, B Assy
SCAN IC is damaged (short-circuiting between VH and GNDH)
50Y DRIVE Assy
Connectors disconnected between the POWER SUPPLY Unit and the Y DRIVE Assy
Connectors disconnected between the DIGITAL and the Y DRIVE Assys
Failure in the VH power
4
IC5V PD
50SCAN A, B Assy
SCAN IC is damaged (short-circuiting between IC5V and GNDH)
Disconnection of the scan-bridge (15-pin) connector
50Y DRIVE Assy
Failure in the photo coupler
Abnormality in the IC5V DC/DC converter
5
Y-DRIVE PD
50Y DRIVE Assy
Abnormality in the 16.5 V power
6
Y DCDC PD
50Y DRIVE Assy
Abnormality in the VOFS DC/DC converter
Abnormality in the VPRST DC/DC converter
Abnormality in VC_15V DC/DC converter
7
Y SUS PD
50Y DRIVE Assy
Abnormality in the DK module
Abnormality in the control signal line
8
Address PD
50 ADDRESS Assy
Short-circuiting of Vadr
TCP damaged
9
X-DRIVE PD
50X DRIVE Assy
Connectors disconnected between the DIGITAL and the X DRIVE Assys
Abnormality in the 16.5 V power
10
X DCDC PD
50X DRIVE Assy
Abnormality in VC_15V power
Abnormality in VXNRST power
11
X SUS PD
50X DRIVE Assy
Abnormality in the DK module
Abnormality in the control signal line
Connectors disconnected between the POWER SUPPLY Unit and the X DRIVE Assy
How to distinguish which connector is disconnected
Assy
Connector
To which Assy the Connector
is Connected
Frequency of LED
Flashing
Screen Display
50X DRIVE Assy
CN1001
50 DIGITAL Assy
11 (XDRIVE)
–
CN1205
POWER SUPPLY Unit (ADR system power)
–
White (left half of the screen)
CN1204
POWER SUPPLY Unit (drive system power)
12 (X-SUS)
–
CN1206
50 ADDRESS Assy
8 (ADR)
–
50Y DRIVE Assy
CN2001
50 DIGITAL Assy
3 (SCAN)
–
CN2204
POWER SUPPLY Unit (drive system power)
3 (SCAN)
–
CN2206
POWER SUPPLY Unit (ADR system power)
–
White (right half of the screen)
CN2205
50 ADDRESS Assy
8 (ADR)
–
CN2601
50 SCAN A, B Assy
4 (SCN-5V)
–
50 SCAN A, B Assy CN2801
50Y DRIVE Assy
4 (SCN-5V)
–
50 ADDRESS
Assy
CN1602,
CN1802
50 DIGITAL Assy
8 (ADRS)
–
CN1601,
CN1801
50X DRIVE Assy,
50Y DRIVE Assy
8 (ADRS)
–
108
PDP427CMX, PDP507CMX, PDP607CMX
Summary of Contents for Elite PRO-506PU
Page 2: ......
Page 8: ... 2 4 SI PG06003 A Warranty Claim Example 8 ...
Page 14: ...14 Quick Reference G 3 to G 8 Power Down Shut Down Trap Switch Reset Service Remotes ...
Page 23: ...23 Models PDP433PU PDP503PU Block Diagrams Shut Down Power Down Diagnosis ...
Page 30: ...30 Models PDP433CMX PDP503CMX PDP4300 PRO800HD HDI PRO1000HD HDI ...
Page 31: ...31 Block Diagrams Basic Service Factory Mode Shut Down Power Down Diagnosis ...
Page 48: ...48 Models PDP434CMX PDP504CMX PDP505CMX PDP4304 PDP4314 PDP5004 PDP5014 PRO810HD PRO1010HD ...
Page 49: ...49 Block Diagrams Operation LED Statuses Power Down Shut Down Diagnosis ...
Page 72: ...72 Models PDP436PU PDP506PU PRO436PU PRO506PU ...
Page 73: ...73 Block Diagrams Operation LED Statuses Shut Down Power Down Diagnosis System Reset ...
Page 82: ...82 Models PDP4270HD PDP4271HD PDP5070HD PDP5071HD PDP6070HD PDP6071HD PRO507PU PRO607PU ...
Page 87: ...87 Models PDP6070HD PDP6071HD PRO607PU Block Diagrams on the next two pages ...
Page 120: ...120 Scan IC Troubleshooting Blue Glue Removal IC Removal ...
Page 121: ......
Page 142: ...142 ...