Brother Laserprinter Color Hl 3450cn User Guide

CHAPTER 6 OPTIONS 
6-15 
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1. Turn off the printer, and then unplug the power cord from the AC outlet. 
Disconnect the interface cable from the printer. 
2. Insert a CompactFlash card into the slot with the label facing you. 
Make sure it is inserted correctly. 
 
Fig. 6-19 
3. To remove the card, power the printer off, and then pull the card out of...

CHAPTER 6 OPTIONS 
6-16 
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)
 
1. Turn off the printer, and then unplug the power cord from the AC outlet. 
Disconnect the interface cable from the printer. 
2. Unscrew the two screws securing 
the rear plate of the main 
controller board, and then pull out 
the main controller board. 
 
Fig. 6-20 
3. Insert the 4 shoulder screws 
supplied with...

CHAPTER 6 OPTIONS 
6-17 
 
5. Fit the 4 HD-6G/HD-EX shoulder 
screws into the 4 holes of the 
main controller board, and then 
secure the shoulder screws with 
the screws provided from the rear 
of the PCB. 
 
Fig. 6-23 
6. Connect the flat cable to the main 
controller board. 
 
Fig. 6-24 
7. Install the main controller board 
into the printer by sliding it into 
the guide rails. 
 
Fig. 6-25 
8. Secure the main controller board with the 2 screws. 
9. Reconnect the interface cable to the printer.  Plug...

CHAPTER 6 OPTIONS 
6-18 
   
   
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This printer has 64 Mbytes of memory standard memory.  The memory can 
be expanded up to 384 Mbytes.  When you want to upgrade to more than 
320 Mbytes, you will need to remove the already installed 64 Mbytes DIMM 
and replace it with a higher capacity DIMM.  (The standard installed 
memory can vary depending on the printer model and country.) 
 
The following capacity of DIMM can be installed:  
  
 16 Mbyte...

CHAPTER 6 OPTIONS 
6-19 
In general, the DIMM must have the following specifications: 
    Type:      100 pin and 32 bit output 
  CAS Latency:   2  
    Clock Frequency:   66MHz or more 
    Capacity:     16,32, 64 or 128 Mbyte 
    Height:      46mm (1.8 inches) or less   
  Parity:   NONE 
    Dram Type:     64M bit SDRAM 4 Bank SDRAM can be used. 
 
 
Note 
 There might be some DIMMs that will not work with this printer. 
 For more information consult the dealer where you purchased the 
printer....

CHAPTER 6 OPTIONS 
6-20 
2. Unscrew the two screws that 
secure the rear plate of the main 
controller board, and then pull out 
the main controller board. 
 
Fig. 6-26 
3. Unpack the DIMM and hold it by its edges. 
 
 
! Caution 
Do not touch the memory chips and the surface of the main controller board. 
If static electricity collects, it may damage these electrical parts. 
 
 
4. Hold the DIMM with your fingers 
on the side edges and thumb 
against the back edge. Align the 
notches on the DIMM with...

CHAPTER 6 OPTIONS 
6-21 
 
5. Press the DIMM straight into the slot (press firmly). Make sure the locks on 
each side of the DIMM snap inward into place. (To remove a DIMM, the 
locks must be released.) 
6. Reinstall the main controller 
board into the printer by sliding it 
into the guide rails. 
 
Fig. 6-28 
7. Secure the main controller board with the two screws. 
8. Reconnect the printer cable from your computer. Plug the power cord into 
the AC outlet, and turn on the printer. 
9. To check whether...

CHAPTER 7 TOURBLE SHOOTING 
 
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7 7
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 CHAPTER 7 TROUBLE SHOOTING 
7-1 
   
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If any problems occur, the printer automatically stops printing, diagnoses 
the problem, and then displays the resulting message to alert you. Take the 
appropriate action, referring to the following tables. If you cannot clear the 
problem, consult the dealer where you purchased the printer. Inform the 
dealer of the message number for quick troubleshooting.  
E E
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CHAPTER 7 TROUBLE SHOOTING 
7-2 
 
 
Error Message   Remarks 
NO PAPER T1/2/3 
Load paper into Tray 1/2/3.  
WASTE TONER 
Replace the waste toner pack.   
OIL EMPTY 
Replace the oil bottle.   
CHANGE FCR 
Replace the cleaning roller.   
NO OPC BELT 
Install the OPC belt.   
NO FC ROLLER 
Install the cleaning roller.   
NO LFU 
Install the lower tray unit.  When the Duplex Unit is 
installed. 
NO TR ROLLER 
Install the transfer roller.   
ILLEGAL TONER 
Use only Brother genuine toner cartridge.   
NO TRAY...