
COPYRIGHT
©
2001 CANON INC. 2000 2000 2000 2000 NM-PDL REV.0 JULY 2001
iv
CHAPTER 4 DISASSEMBLY/ASSEMBLY
1 Before Disassembling the Unit .... 4-1
1.1 Overview ............................... 4-1
1.2 System Software Service ...... 4-1
1.3 Accessing Internal
Components .......................... 4-3
1.3.1 To Shout Down
the iR-M1 ...................... 4-3
2 Externals ....................................... 4-4
2.1 To Open the iR-M1 ............... 4-4
2.2 Accessing Front Panel
Components .......................... 4-6
2.2.1 To Remove
the Front Panel .............. 4-6
2.2.2 To Replace
the Front Panel .............. 4-7
3 Checking Internal Connections .... 4-8
3.1 To Check Board and
Cable Connections ................ 4-8
3.2 To Check Motherboard DIMM
Connections ........................ 4-10
3.3 Restoring Functionality After
Service ................................ 4-11
3.3.1 To Reassemble
the iR-M1 .................... 4-11
4 Electrical Parts ............................ 4-13
4.1 Outline ................................ 4-13
4.2 User Interface Board ........... 4-13
4.2.1 To Remove the UIB ..... 4-14
4.2.2 To Replace the UIB ..... 4-15
4.3 Copier Interface Board........ 4-16
4.3.1 To Remove the Copier
Interface Board ............ 4-16
4.3.2 To Replace the Copier
Interface Board ............ 4-16
4.4 Motherboard ....................... 4-17
4.4.1 Removing the iR-M1
Motherboard ................ 4-18
4.5 Replacing Parts on
the Motherboard .................. 4-20
4.5.1 DIMM ......................... 4-20
4.5.2 Motherboard
Battery ......................... 4-21
4.6 Fans ..................................... 4-22
4.6.1 Exhaust Fan ................. 4-22
4.6.2 CPU Fan ...................... 4-24
4.6.3 Power Switch ............... 4-25
4.7 Power Supply ...................... 4-28
4.7.1 To Remove
the Power Supply ........ 4-29
4.7.2 To Replace
the Power Supply ........ 4-29
4.7.3 Power Supply Cable
Voltages ....................... 4-31
4.8 Hard Disk Drive .................. 4-32
4.8.1 Proper Handling .......... 4-32
4.9 Front Panel Components..... 4-34
4.9.1 Jewels .......................... 4-35
4.9.2 Buttons ........................ 4-35
5 Installing the System Software ... 4-36
5.1 Download Tool .................... 4-36
5.1.1 Outline ......................... 4-36
5.1.2 Installing the Download
Tool .............................. 4-37
5.2 Installing the System
Software .............................. 4-39
5.2.1 Caution ........................ 4-39
5.2.2 Items to Prepare ........... 4-39
5.2.3 Preparing the iR-M1 .... 4-39
5.2.4 Preparing the PC ......... 4-39
5.2.5 Connecting the iR-M1
and the PC ................... 4-40
5.2.6 Operating the iR-M1 ... 4-40
5.2.7 Operating the PC ......... 4-41