If You Replace The Control Panel Assy Or Control Panel Pcb; If You Replace The Scanner Cover (Scanner Unit); If You Replace The Wlan Pcb (For Wireless Lan-Enabled Models); Check Lcd Operation And Specify The Lcd Type (Function Code 12) - Brother DCP6690CW Service Manual

7.6 IF YOU REPLACE THE CONTROL PANEL ASSY OR CONTROL
PANEL PCB

[ 1 ] Check LCD operation and specify the LCD type (Function code 12)

Refer to Chapter 9, Section

[ 2 ] Check the operation of the control panel PCB (Function code 13)

Refer to Chapter 9, Section

[ 3 ] Adjust the touch panel (Function code 78) (For models with touch panel)

Refer to Chapter 9, Section
7.7

IF YOU REPLACE THE SCANNER COVER (SCANNER UNIT)

[ 1 ] Acquire white level data and set CIS scanner area (Function code 55)

Refer to Chapter 9, Section

[ 2 ] Check the "Total Quality Check Pattern"

Refer to Section 7.2 [ 8

[ 3 ] Print out an ADF copy chart and make a copy of that chart in ADF scanning

Refer to Section 7.4 [ 2
7.8 IF YOU REPLACE THE WLAN PCB

[ 1 ] Transfer EEPROM data (incl. MAC address) to the main PCB

(1) Models without touch panel
Press the Menu and Black Start (Mono Start) keys. Next press the
in this order.
Models with touch panel
Press the Menu and Black Start (Mono Start) keys. Next press the Copy, Scan, Copy,
and Scan keys in this order.
(2) Press the 0 key twice.
The "SPECIAL MAINT" appears on the LCD.
(3) Press the 0 and 2 keys in this order.
The "PLS INPUT NO.0-b" appears on the LCD.
9.4.6.
9.4.7.
9.4.25.
9.4.14.
].
].
7-41
(FOR WIRELESS LAN-ENABLED MODELS)
MAC address: Media access control address
, , , and keys
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