HP PageWide Enterprise Color 556 User Manual

Removal and replacement: Power supply
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Introduction
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Step 1: Remove the right cover (outer)
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Step 2: Remove the formatter cover
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Step 3: Remove the rear cover
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Step 4: Remove the formatter and formatter cage (586)
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Step 5: Remove the formatter and formatter cage (556)
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Step 6: Remove the power supply
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Step 7: Unpack the replacement assembly
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Step 8: Install the power supply
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Step 9: Install the formatter and formatter cage (556)
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Step 10: Install the formatter and formatter cage (586)
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Step 11: Install the rear cover
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Step 12: Install the formatter cover
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Step 13: Install the right cover (outer)
Introduction
This document provides the procedures to remove and replace the power supply.
Before performing service
Turn the printer power o
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Disconnect the power cable.
WARNING! To avoid damage to the printer, turn the printer o, wait 30 seconds, and then remove the
power cable before attempting to service the printer.
Use the table below to identify the correct part number for your printer. To order the part, go to
www.hp.com/buy/parts.
Power supply part number
G1W39-67912 Power supply, universal 110V and 220V
Required tools
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#10 Torx driver with a 152 mm (6 in) shaft and magnetized tip.
448 Chapter 1 Removal and replacement ENWW

HP PageWide Enterprise Color 556 Specifications

General

Print resolution (best)	1200 x 1200 DPI
Duplex printing	Yes
Ethernet LAN	Yes
Scanner Type	Flatbed, ADF
Fax Modem Speed	33.6 Kbps
Processor frequency	1.2 GHz
Mobile printing technologies	HP ePrint, Apple AirPrint, Mopria-certified, Google Cloud Print 2.0
Functions	Print
Maximum Scan Size	216 x 356 mm
Connectivity	USB, Ethernet, Wi-Fi
Operating System Compatibility	Windows, macOS, Linux
Print speed (black, normal quality, A4/US Letter)	Up to 75 ppm
Print Speed (Color)	Up to 75 ppm