KX-TG2238CG - Panasonic Telephone Service Manual (repair manual). Page 76

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30
.2
O
pe
ra
tio
n
KX-TG2238CS SCHEMATIC DIAGRAM (BASE UNIT) Operation
RINGER
OFF
FULL
P
A
GER
NC
LCD900
1
2
34567
8
9
10
11
12
LED903
NC
ANS_LED
9
9
MEMO
MEMO
SP
SP
REC
REC
ERS
ERS
CHK
CHK
#
B
1
1
FLS
FLS
5
5
8
8
REP
REP
*
A
3
3
4
4
ICOM
ICOM
6
6
HLD
HLD
DO
WN
DO
WN
SKIP
SKIP
7
7
RDL
RDL
0
0
2
2
MSG1
MSG1
UP
UP
MUTE
MUTE
CN901
NC
1
GND
2
VCC
3
SEG12
4
SEG11
5
SEG10
6
SEG9
7
SEG8
8
SEG7
9
SEG6
10
SEG5
11
SEG4
12
SEG3
13
COM2
14
COM1
15
STB1
16
STB2
17
STB3
18
STB4
19
STB5
20
KIN6
21
KIN5
22
KIN4
23
KIN3
24
KIN2
25
KIN1
26
ANS_LED
27
VM_LED
28
SP_LED
29
INUSE_LED
30
VCC
CN900
1
GND
2
INUSE_LED
3
SP_LED
4
VM_LED
5
ANS_LED
6
KIN1
7
KIN2
8
KIN3
9
KIN4
10
KIN5
11
KIN6
12
STB5
13
STB4
14
STB3
15
STB2
16
STB1
17
GND
18
VCC
ST
OP
ST
OP
ANS
ANS
MSG2
MSG2
MIC
MICM
MICP
NC
C902
LED904
CIQ_LED
C900
NC
C901
NC
R903
NC
R902
NC
R901
NC
R900
NC
LED900
INUSE_LED
LED901
SP_LED
LED902
VM_LED
R904680
R905 0
K
X
-T
G
22
38
C
S
%$
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