Brother FAX-170 Service Manual page 85

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Basically, the maintenance-mode functions listed on the previous page should be accessed
by service personnel only. However, you may allow end users to access some of these un-
der the guidance of service personnel (e.g., by telephone).
The user-accessible functions (codes 10, 11, 82, and 91) are shaded in the above table.
Function code 10 accesses the firmware switches WSW01 to WSW34, each of which has
eight selectors. You should not allow end users to access all of those selectors, but you may
allow them to access user-accessible selectors which are shaded in the firmware switch
tables in Subsection 3.5.
The service personnel should instruct end users to follow the procedure given below.
(1) Press the Function key and the Mode key in this order.
The LCD clears the current display.
NOTE: The Mode key is inoperable during standby for redialing and timer.
(2) Press the 0 key.
(3) Enter the desired function code (10, 11, 82, or 91) with the numerical keys.
For function code 10, access the desired firmware switch according to the operating
procedure described in Subsection 3.5.
Mode key
Redial Pause
(4) To make the equipment return to the standby state, press the Stop key.
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IMPORTANT
Mode Resolution Set
A B C D E F
Hook
1 2 3
G H I J K L M N O
Hold
4 5 6
P Q R S T U V W X Y Z
/
7 8 9
Speed Dial
0
0 key
V – 3
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Function Tel - index Help
1 2 3 4 5
St op Copy Star t
Stop key
Function key