KX-T7730RU (serv.man4) - Panasonic PBX Service Manual Supplement (repair manual). Page 22

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22
KX-T7730RU
1.8.2.
BOTTOM VIEW
Change from the Original Service Manual Section 16.2.
M.K
KXT7730RU
KX-T7730RU MAIN BOARD (BOTTOM VIEW)
D12
SW52
D14
D15
D29
CO12
CO11
CO10
CO9
CO8
CO7
CO6
CO5
CO4
CO3
CO2
CO1
SW11
SW12
D28
D27
D26
D25
D24
D23
D22
D21
D20
D19
D18
D16
D17
SW44
SW37
SW29
SW31
HOOK SW
INTERCOM
CONF
SW30
SW32
SW16
R90
SW1
HIGH-LOW-OFF
R90
SW22
SW40
SW34
SW28
FWD/DND
SW36
SW38
PAUSE
TRANSFER
AUTO DIAL
AUTO ANS
MUTE
STORE
FLASH
SW51
PROGRAM
SW35
SW13
SW14
SW17
SW18
SW19
SW20
SW23
SW24
SW25
SW26
MESSAGE
1
4
SW15
SW33
CN8
17
1
SW41
7
SW21
SW39
SW42
SW45
8
SW27
9
#
0
HOLD
REDIAL
SP-PHONE
5
6
SW46
2
3
SW43
D13
D11
SW49
SW47
SW50
SW48
R144
4
3
2
1
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