Read Panasonic KX-TS2368CAW Service Manual online
32
KX-TS2368CAW
11.3. Schematic Diagram (Operation)
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5
R301
2.2M
3
C304
0.033
R821
680
IC801
1
X1
2
X2
3
V
ss
4
OSC2
5
OSC1
6
TESTG
7
Vcc
8
RESET
9
STOP
10
LCD_CLK
11
LCD_CS
12
LCD_DATA
13
P24/SCK3
14
RX_VOL
15
TX_VOL
16
HOOK_SW
1 7
L C D _ C N T 2
1 8
L C D _ C N T 1
1 9 M U T E _ L E D
2 0 S P _ L E D
2 1 S P _ T X M U T E
2 2 R X _ M U T E
2 3 B E E P
2 4 H / S _ T X M U T E
2 5 G A I N _ C T L
2 6 N C
2 7 T E S T
2 8 K E Y _ I N 1
2 9 K E Y _ I N 2
3 0 K E Y _ I N 3
3 1 K E Y _ I N 4
3 2 K E Y 5
2 0 S P _ L E D
2 1 S P _ T X M U T E
2 2 R X _ M U T E
2 3 B E E P
2 4 H / S _ T X M U T E
2 5 G A I N _ C T L
2 6 N C
2 7 T E S T
2 8 K E Y _ I N 1
2 9 K E Y _ I N 2
3 0 K E Y _ I N 3
3 1 K E Y _ I N 4
3 2 K E Y 5
33
KEY6
34
KEY7
35
BATT_OUT
36
STB1
37
STB2
38
STB3
39
STB4
40
STB5
41
STB6
42
STB7
43
P67
44
PULSE
45
RLY
46
LINE_SEIZER
47
HOLD_ON_MUSIC
48
BATT_LOW
4 9
H E A D _ S E T _ D E T
5 0
T O N E _ D E T
5 1
N C
5 2
S P V O L 1
5 3
S P V O L 2
5 4
S P V O L 3
5 5
H S V O L 1
5 6
H S V O L 2
5 7
H S V O L 3
5 8
N C
5 9
S P _ C S
6 0
D T M F
6 1
V T r e f
6 2
L O O P
6 3
E X H O O K
6 4
C V C C
D818
D304
ST9
MICP
SPPHONE
TPSTB6
D817
D803
TPSTB4
ST8
TPKEY4
D813
C812
NC
FLASH
Q802
MICM
Q803
R813
39K
MUTE
TPTEST
8
C803
15P
D814
R861 68K
ST1
R314
470K
REDIAL
TPKEY1
LCD
1
V D D
2
V L C D
3
V S S
4
D A T A
5
W R
6
C S
D821
C309
0.01
PAUSE
D822
ST2
R312
100K
R812
68K
IC303
2.7V
V C C
V O U T
NC
GND
C308
220
R809
100K
C811
NC
D305
ST6
C810
NC
LED803
LINE1_HOLD
TPKEY7
TPKEY6
R863 15K
ST4
R315
22
R304
4.7M
TPKEY3
CN1
1
LINE2(G)
2
LINE2(R)
3
LINE2
4
LINE1(G)
5
LINE1(R)
6
LINE1
7
TONE
8
HEADSET
9
PULSE
10
TX-MUTE
11
DTMF
12
BEEP
13
BATT+
14
GND
15
VDD
16
SP-CS
17
NC
18
VOL3
19
VOL2
20
VOL1
21
RX-MUTE
22
SPVOL
23
TR
24
HOOK
25 SPTX-MUTE
26 NC
27
MIC
28
AGND
29
@pinL
30
@pinL
TPSTB2
C802
12P
C305
NC
R303
2.2M
LOWER
LED801
SP_LED
C804
0.1
X802
32.76K
UP
D301
ST7
D801
D808
X801
1
2
3
TPSTB7
*
LOCK
ST5/EMG
J802
0
R811
10K
C301
1000
1
C806
1000p
R801
1M
TPSTB3
4
ST3
9
R310
22K
R802
100K
6
R823
680
LED805
LINE2_LED
R302
6.8M
R862 33K
D819
D802
SPLED
TPSTB1
R313
100K
D302
D807
R311
100K
Q801
TPKEY5
J801
0
C824
1000p
0
LED803
LINE1_LED
D809
BATTOUT
2
R822
390
7
Q302
R814
100K
IC304
3
O U T
1
V S S
2
I N
D811
D816
R824
390
MIC
DOWN
SHARP
C303
330
0.1
C 8 0 5
D815
IC302
1
V O U T
2
V D D
3
V S S
4
N C
5
N C
D810
C801
0.01
ST10
TPKEY2
TP601
D804
R891
1K
TPSTB5
GND
R305
220
LED805
LINE2_HOLD
PROGRAM
D806
D805
D812
D820
3.7V
(Battery Low 3.8V)
4.5V
6.2V
3.7V
Reset
Circuit
D808
% BREAK
61%
67%
D819
Dial mode default
TONE
0: Without
PULSE
1: With
0
1
0
1
KX-TS2368 SCHEMATIC DIAGRAM (Operation)
(Refer to Flow Solder Side View (Operation))
NC : No Components
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