HP 750 - Manual (Page 136)

750C
750C
Plus
755
CM
8-18 Troubleshooting C4705-90000
12 Nozzle Print Test ' page 8Ć32
The purpose ofthis test is to check ifthe cartridge nozzles function correctly.
13 Mono PQ Plot ' page 8Ć33
The purpose ofthis test is to check the print quality in monochrome at 600 dpi.
14 Color PQ Plot ' page 8Ć34
The purpose ofthis test is to check the line attributes in color.
15 Area fill PQ Plot ' page 8Ć35
The purpose ofthis test is to check the performance between the ink and the media using
area fills and to validate the media settings.
16 Pen Nozzle Detect ' page 8Ć36
The purpose ofthis test is to check the functionality ofall the nozzles ofthe cartridges.
17 Drop Detector ' page 8Ć37
The purpose ofthis test is to:
D Check the test signal.
D Check ifthe drop detector is sensing ghost drops due to noise interference.
D Verify that the drop detector senses correctly.
18 Edge Detect ' page 8Ć39
The purpose ofthis test is to verify the operation ofthe line sensor.
19 Pen Alignment ' page 8Ć40
The purpose ofthis test is to perform the pen alignment.
20 Ortho Wiper ' page 8Ć41
The purpose ofthis test is to check that the ortho wiper functions correctly.
21 Primer Test ' page 8Ć42
The purpose ofthis test is to:
D Check ifthe primer sensor can initialize the primer motor.
D Verify the ability of the primer to select individual cartridges and to prime them.
22 X Motion Control ' page 8Ć43
The purpose ofthis test is to determine the power required to move the drive roller.
23 Mark Position ' page 8Ć44
The purpose ofthis test is to verify that the mark encoder is detected.