Service manual

FO-77U
UX-66U
1 Reserved 0
2 Reserved 0
3 Reserved 0
4 Reserved 0
5 Reserved 0
6 Reserved 0
7 Reserved 0
8 Reserved 0
1 Reserved 0
2 Reserved 0
3 Reserved 0
4 Reserved 0
5 Reserved 0
6 Reserved 0
7 Reserved 0
8 Reserved 0
1 Reserved 0
2 Reserved 0
3 Reserved 0
4 Reserved 0
5 Reserved 0
6 Reserved 0
7 Reserved 0
8 Reserved 0
1 Reserved 0
2 Reserved 0
3 Reserved 0
4 Reserved 0
5 Reserved 0
6 Reserved 0
7 Reserved 0
8 Reserved 0
1 Sender’s phone number setting Cannot change Change allowed 0
2 Summer time setting (Daylight saving) No Yes 1 OPTION
Ringer volume Off Low Middle High OPTION
3 No. 3001 11
4 No. 4010 10
Speaker volume Low Low Middle High OPTION
5 No. 5001 11
6 No. 6010 10
7 Reserved 0
8 Reserved 0
Handset receiver volume Middle Middle Middle High OPTION
1 No. 1001 11
2 No. 2010 10
3 Reserved 0
4 Reserved 0
5 Reserved 0
6 Reserved 0
7 Reserved 0
8 Reserved 0
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I5
SW
NO.
DATA
NO.
ITEM
Switch setting and function
1
0
Remarks
Initial
setting
2 – 11
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I6
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I7
SW
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J2
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I8
SW
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J1