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HP RP7 Maintenance & Service Guide HP RP7 Retail System Model 7800 - Page 57

Power Supply Cover, Pull the power supply cover back then lift if up and off the unit.

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Power Supply Cover Description Power supply cover Spare part number 702787-001 1. Prepare the computer for disassembly (Preparation for Disassembly on page 46). 2. Pull the power supply cover back then lift if up and off the unit. To install the power supply cover, reverse the removal procedure. Power Supply Cover 47

Section	Page
Product Features	11
Standard Features	11
Optional HP RP7 Accessories	13
Front Panel Controls	14
Using the On-Screen Display Menu	15
Rear I/O Panel Components	16
Installing and Customizing the Software	17
Installing the Windows operating system	17
Downloading Windows 7 updates	18
Installing or upgrading device drivers	18
Customizing the monitor display	18
Computer Setup (F10) Utility	19
Computer Setup (F10) Utilities	19
Using Computer Setup (F10) Utilities	20
Computer Setup—File	21
Computer Setup—Storage	22
Computer Setup—Security	23
Computer Setup—Power	27
Computer Setup—Advanced	28
Recovering the Configuration Settings	30
Computer Diagnostic Features	31
Hewlett-Packard Vision Diagnostics	31
Accessing HP Vision Diagnostics	31
Survey Tab	32
Test Tab	33
Status Tab	33
History Tab	34
Errors Tab	34
Help Tab	35
Saving and Printing Information in HP Vision Diagnostics	35
Downloading the Latest Version of HP Vision Diagnostics	35
Protecting the Software	36
Illustrated parts catalog	37
Plastics	37
System Board, Memory, and Processors	38
Drives	38
Misc parts	39
Cables	40
Accessories	41
VFD Display Kit	43
Stand-alone VFD Display Kit	44
Sequential part number listing	44
Serial and Parallel ATA Drive Guidelines and Features	47
SATA Hard Drives	47
SATA Hard Drive Cables	48
SATA Data Cable	48
SATA Power Cable	48
ATA SMART Drives	49
Hard Drive Capacities	49
Routine Care, and Disassembly Preparation	50
Electrostatic Discharge Information	50
Generating Static	50
Preventing Electrostatic Damage to Equipment	51
Personal Grounding Methods and Equipment	51
Grounding the Work Area	52
Recommended Materials and Equipment	52
Tools Needed	53
Computer Operating Guidelines and Routine Care	53
Touch Screen Maintenance	53
Service Considerations	53
Power Supply Fan	53
Tools and Software Requirements	54
Screws	54
Cables and Connectors	54
Hard Drives	54
Lithium Coin Cell Battery	55
Removal and Replacement Procedures	56
Preparation for Disassembly	56
Power Supply Cover	57
Decorative Panel (IMD)	58
Rear I/O Panel	59
Using the USB Security Cover	60
Mounting Bracket Cover	63
Display Head Back Panel	64
RP7 Adjustable Stand	65
Routing Cables to External Devices	70
Optional Integrated USB Modules	73
Optional HP Retail RP7 10.4” Customer Display	77
Optional HP Retail RP7 VFD Customer Display	82
Installing the VFD Customer Display Without Poles	82
VFD Customer Display With One or Two Poles	86
Cable Management	91
Memory	92
SODIMMs	92
DDR3-SDRAM DIMMs	92
Populating DIMM Sockets	93
Installing DIMMs	93
Hard Drive	96
Removing the Display Head from the Stand	100
Rear Metal Plate (EMI shield)	101
Battery	103
Blower	105
Heat Sink	107
Processor	109
Drive Cables and Bracket Assembly	111
Hood Sensor	114
Hard Drive LED Cable	115
Speaker	117
USB+PWR 24V and Cash Drawer Port Daughter Card	118
WLAN Module	119
System Board	120
Restoring and recovering	122
System Restore	122
System Recovery	123
System Recovery when Windows is responding	123
System Recovery when Windows is not responding	124
System recovery using recovery media	124
Creating recovery media	125
Using recovery media	125
Configuring the Software	127
Touch Screen Calibration	127
Calibration for Windows 7 and POSReady 7	127
Calibration for Windows XP	127
Configuring the MSR and VFD Customer Display	128
Configuring Powered Serial Ports	128
Power Cord Set Requirements	129
General Requirements	129
Japanese Power Cord Requirements	129
Country-Specific Requirements	130
POST Error Messages	131
Power-On Self-Test (POST)	131
POST Numeric Codes and Text Messages	132
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes	137
Password Security and Resetting CMOS	140
Resetting the Password Jumper	141
Clearing and Resetting the CMOS	142
Troubleshooting Without Diagnostics	144
Safety and Comfort	144
Before You Call for Technical Support	144
Helpful Hints	145
Solving Retail System-specific Problems	147
Solving general problems	148
Solving power problems	151
Solving hard drive problems	151
Solving media card reader problems	154
Solving display problems	155
Solving audio problems	157
Solving printer problems	158
Solving keyboard and mouse problems (if installed)	160
Solving hardware installation problems	162
Solving network problems	164
Solving memory problems	166
Solving processor problems	168
Solving USB flash drive problems	168
Solving internet access problems	169
Solving software problems	171