HP P3015 Service Manual

							Fuser motor
WARNING! ESD sensitive component.
1.Before proceeding, remove the following components:
●DIMM cover. See 
DIMM cover and DIMM on page 57
.
● Formatter cover and formatter PCA. See 
Formatter cover and formatter PCA on page 60
.
● Rear-door assembly. See 
Rear-door assembly on page 62
.
● Left cover. See 
Left cover on page 66
.
● Top-right cover. See 
Top-right cover on page 73
.
● Control panel. See 
Control panel on page 74.
● Front-right and right-side cover assembly. See 
Front-right and right-side cover assembly
on page 76
.
● Lower-right cover. See 
Lower-right cover and bracket on page 80.
● Top cover. See 
Top cover on page 84
.
● Power switch assembly. See 
Power-switch assembly on page 96
.
TIP: Removing the power-switch assembly makes it easier to disconnect the connectors at
the front of the ECU.
● Engine controller unit (ECU). See Engine control unit (ECU) on page 110.
2. Disconnect one connector (callout 1), remove three screws (callout 1), and then remove the fuser
motor.
Figure 2-110  Removing the fuser motor
1
2
ENWW Removal and replacement procedures 117 
						

							Sub fan and fan duct
1.Before proceeding, remove the following components:
●DIMM cover. See 
DIMM cover and DIMM on page 57
.
● Formatter cover and formatter PCA. See 
Formatter cover and formatter PCA on page 60
.
● Rear-door assembly. See 
Rear-door assembly on page 62
.
● Left cover. See 
Left cover on page 66
.
● Top-right cover. See 
Top-right cover on page 73
.
● Control panel. See 
Control panel on page 74.
● Front-right and right-side cover assembly. See 
Front-right and right-side cover assembly
on page 76
.
● Lower-right cover. See 
Lower-right cover and bracket on page 80
.
● Top cover. See 
Top cover on page 84
.
● Power switch assembly. See 
Power-switch assembly on page 96
.
TIP: Removing the power-switch assembly makes it easier to disconnect the connectors at
the front of the ECU.
● Engine controller unit (ECU). See Engine control unit (ECU) on page 110
.
2. Disconnect one connector (callout 1).
Figure 2-111   Removing the sub fan and fan duct (1 of 5)
1
118 Chapter 2   Removal and replacement ENWW 
						

							3.Release the wire harness from the retainers (callout 1), and then feed the wire harness through
the opening in the chassis (callout 2).
Figure 2-112  Removing the sub fan and fan duct (2 of 5)
1
2
4.Release the wire harness from the retainers (callout 1).
Figure 2-113  Removing the sub fan and fan duct (3 of 5)
1
ENWW Removal and replacement procedures 119 
						

							5.To remove the fan and duct: Remove two screws (callout 1), and then carefully remove the fan
and duct.
NOTE: If necessary, release the metal static clip, release two tabs and separate the fan from the
duct.
Figure 2-114   Remove the sub fan and fan duct (4 of 5)
1
6.To remove the fan only : Release the metal static clip, release two tabs (callout 1), and then
remove the sub fan.
Reinstallation tip If you install a replacement sub fan, the air must flow into the product. Arrows
embossed on the fan frame indicate air flow direction.
Figure 2-115   Remove the sub fan and fan duct (5 of 5)
1
120 Chapter 2   Removal and replacement ENWW 
						

							High-voltage power supply (HVPS)
1.Before proceeding, remove the following components:
●DIMM cover. See 
DIMM cover and DIMM on page 57
.
● Formatter cover and formatter PCA. See 
Formatter cover and formatter PCA on page 60
.
● Rear-door assembly. See 
Rear-door assembly on page 62
.
● Left cover. See 
Left cover on page 66
.
● Top-right cover. See 
Top-right cover on page 73
.
● Control panel. See 
Control panel on page 74.
● Front-right and right-side cover assembly. See 
Front-right and right-side cover assembly
on page 76
.
● Lower-right cover. See 
Lower-right cover and bracket on page 80.
● Top cover. See 
Top cover on page 84
.
● Power switch assembly. See 
Power-switch assembly on page 96
.
TIP: Removing the power-switch assembly makes it easier to disconnect the connectors at
the front of the ECU.
● Duplex models only
: Duplex media-feed assembly. See Duplex media-feed assembly
on page 104.
● Engine control unit (ECU). See 
Engine control unit (ECU) on page 110.
● Sub fan and duct. See 
Sub fan and fan duct on page 118.
2. Remove one screw (callout 3).
NOTE: In this figure the gear cover is shown removed for clarity. Do not remove the gear cover.
The gears behind the cover are not captive and can easily be dislodged if the cover is removed.
Figure 2-116  Remove the high-voltage power supply (1 of 11)
1
ENWW Removal and replacement procedures 121 
						

							3.Remove one screw (callout 1), and then remove the base plate (callout 2).
Figure 2-117   Remove the high-voltage power supply (2 of 11)
2
1
4.Remove one screw (callout 1), and then remove the right-side guide (callout 2).
Figure 2-118   Remove the high-voltage power supply (3 of 11)
1
2
122 Chapter 2   Removal and replacement ENWW 
						

							5.Remove one screw (callout 1), and then remove the left-side guide (callout 2).
Figure 2-119  Remove the high-voltage power supply (4 of 11)
1
2
6.Remove one screw (callout 1), release one tab (callout 2) and then slide the guide toward the front
of the product to release it.
Remove the guide.
Figure 2-120  Remove the high-voltage power supply (5 of 11)
1
2
ENWW Removal and replacement procedures 123 
						

							7.Disconnect one connector (callout 1), and then remove two screws (callout 2).
Figure 2-121   Remove the high-voltage power supply (6 of 11)
2
1
8.Remove one screw (callout 1).
Figure 2-122   Remove the high-voltage power supply (7 of 11)
1
124 Chapter 2   Removal and replacement ENWW 
						

							9.Place the product face-side up. Remove two screws (callout 1), and then remove the positioning
guide (callout 2).
CAUTION: When you place the product face-side up, do not damage the rear-door link arm on
the left side of the product.
NOTE: The positioning guide might appear to still be fastened to the product. You might have to
use slight force to separate it form the product.
Figure 2-123  Remove the high-voltage power supply (8 of 11)
1
2
10. Remove two screws (callout 1), and then remove the plate (callout 2).
Figure 2-124  Remove the high-voltage power supply (9 of 11)
21
ENWW Removal and replacement procedures 125 
						

							11.Remove three screws (callout 1), and then remove the high-voltage power supply (callout 2).
NOTE: Disconnect two connectors and one FFC (callout 3) on the HPVS as you separate the it
from the product.
Figure 2-125   Remove the high-voltage power supply (10 of 11)
2
1
3
12.After the high-voltage power supply is removed, make sure that the spring on the chassis is in
place.
CAUTION: This spring is not captive and can easily be lost.
Figure 2-126  Remove the high-voltage power supply (11 of 11)
126 Chapter 2   Removal and replacement ENWW