Monochrome diagnostics

How to set your iPod in Diagnostics mode

 * set hold button to on and then back to off
 * press select button and menu button and hold for 5-10 seconds
 * screen switched off and you see the Apple logo (you just rebooted the iPod)
 * right away, click the back button ( |<< ) and the select button
 * the screen briefly shows a flipped Apple logo and starts in diagnostics mode

Diagnostics menu
Press the play button ( >|| ) to enter the 3-screen diagnostics menu, use the next button ( >>| ) to scroll through options and screens
 * 5-in-1: run 5 tests in one
 * KEY: tests all of the buttons (play/pause, rewind, foward, select, menu.
 * CHGR CURR: tells you the current the charging your ipod, firewire or usb.
 * REMOTE: tests for a remote control
 * HP STATUS: detects if head/earphones are plugged in and whether or not the ipod is on hold
 * SLEEP: puts ipod in deep sleep. you have to use menu+select to start up ipod once in this mode.
 * BATT A2D:
 * A2D STAT: again not sure. info about the battery, temp power...
 * FIREWIRE: tests for fire wire connection
 * HDD R/W: show the capacity of the iPod (e.g. 19GB)
 * SMART DAT:
 * HDD SCAN: scan the hard disk for errors (takes a long time!)
 * READ SN: details about the ipod. serial number, model...
 * DISKMODE: diskmode, ipod exits this almost straight away. maybey a function apple use when reformatting?
 * WHEEL: test sensitivity of the wheel
 * CONTRAST: test for selecting the best contrast ratio.
 * AUDIO: test sound
 * STATUS LCD: name/model number, headphone detect, wofwpw=with out firwire power, wfwpw=with firewire power,same for wousbpwr for the usb
 * DVR TEMP: tells you the max min and current temp of hdd
 * IRAM TEST: