Panasonic KX-NT366RU (serv.man2) Service Manual ▷ View online
45
KX-NT366RU/KX-NT366RU-B
KX-NT366RU/KX-NT366RU-B MAIN No.2 (4/4)
4/4
(c)
(d)
(e)
(f)
(g)
(h)
(i)
(j)
(k)
(m)
(n)
(p)
(15)
(16)
(17)
(18)
(19)
(20)
(21)
M2_TXD[3]
M2_TXD[1]
M2_TXD[2]
M2_TXD[2]
M2_TXD[0]
M2_RXD[3]
M2_RXD[0]
M2_RXD[2]
M2_RXD[1]
MUTE_SP0
MUTE_SP1
MIC_IN
HS_IN
AG
D3.3V
DG
DG
D1.5V
DG
D3.3V
IC14
8
4
D3.3V
DG
DG
D3.3V
DG
D3.3V
D
3.3V
DG
IC16
5
3
RA10
33
RA13
33k
PCMOUT
PCMSYNC1
PCMCLK
PCMIN
R25
33
R24
33
R26
33k
33k
C31
100p
C43
Z0.1
C47
Z0.1
C44
Z0.1
C48
Z0.1
C49
Z0.1
IC1
74
M2_TXCLK
75
M2_TXD3
76
M2_TXD2
77
M2_TXD1
78
M2_TXD0
79
M2_RXCLK
80
M2_RXDV
81
M2_RXER
82
M2_RXD3
83
M2_RXD2
84
M2_RXD1
85
M2_RXD0
86
M2_CRS
87
M2_COL
88
M2_MDC
89
M2_MDIO
90
DVDD1.8_90
91
DGND91
92
BIGEND
93
DIVCK/PB11
94
PCMIN/PB10
95
PCMCLK/PB9
96
PCMSYNC1/PB8
97
PCMSYNC2/PB7
98
PCMOUT/PB6
99
XDACK/PB5
100
DSOD/PB4
101
DWR/PB3
102
DCK/PB2
103
DSL/PB1
104
DSID/PB0
105
DBG15/PA15
106
DBG14/PA14
107
DBG13/PA13
108
DVDD3.3_108
109
DGND109
110
AVDD3.3_110
111
AGND111
DG
A3.3V
AG
C28 100p
DG
DG
DG
DG
DG
C27 K0.01
DG
C26
100p
C25
Z0.1
C36
Z0.1
C29
Z0.1
CN2
NC
1
GND
2
RxRDY
3
SCLK_OPT
4
RxD_OPT
5
TXD
6
RESET_OUT
7
OP_DET
8
GND
9
GND
10
VDD
11
VDD
12
VDD
DG
IC18
5
3
IC17
5
3
RA11
180
RA12
NC
R27
270k
D3.3V
to CO Option
F
E
H
G
8
11
10
9
46
KX-NT366RU/KX-NT366RU-B
10.4. Main No.3
KX-NT366
RU/KX-NT366RU-B MAIN No.3 (1/2)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
D
F
E
C
B
A
4
3
2
1
+
-
+-
+
-
+-
Vref
CC
DET
AG
AG
A3.3V
R320
10k
A3.3V
C327
33p
AG
A3.3V
C324
Z10
R314
10k
10k
IC23
1
AO
2
A-
3
A+
4
GND
5
B+
6
B-
7
BO
8
VCC
R310
10k
R319
20k
AG
MUTE_SP0
AG
IC21
1
SHUTDOWN
2 BYPASS
3 +IN
4 -IN
5
Vo1
6
VDD
7
GND
8
Vo2
AG
R311
10k
R318
10k
HS_IN
AG
IC25
1
AO
2
A-
3
A+
4
GND
5
B+
6
B-
7
BO
8
VCC
C331
330p
330p
SP_OUT
AG
AG
MUTE_SP1
R317
10k
C314
Z10
AG
HS_OUT
G722
A3.3V
MIC_IN
MIC_SW
R300
10k
AG
R303
68k
AG
AG
C303
Z1
A3.3V
C300
K0.1
SIDE_TONE
C302 K1
C301 K1
Q2
E
C
B
C325
K0.01
C309
K0.01
C311
NC
C305
K0.01
IC29
5
A
1
COM
6
Y2
7
Y1
IC30
5
A
1
COM
6
Y2
7
Y1
IC22
1
2
3
4
5
6
7
8
AG
R301
NC
R322
2.2k
R323
2.2k
IC26
9
S2
4
CN
3
C1
5
C0
IC27
9
S2
4
CN
3
C1
5
C0
IC28
9
S2
4
CN
3
C1
5
C0
IC28
11
S0
14
AN
13
A1
12
A0
R306
0
R315
10k
R321
2.2k
R324
2.2k
C319
K0.1
C316
K0.22
C318
NC
C312
56p
C315
82p
C306
K0.015
C307
K0.015
C329
33p
C328
330p
R351
75k
C367
1200p
C313
K0.1
R316
390k
C365 33p
C317 1000p
C366
1000p
R302
47k
R304
27k
R308
27k
R305
27k
R313
20k
C330
K0.1
C326
K0.1
R312 270k
R309 270k
C310
2200p
C308
1500p
R352
150k
R307
12k
C304
2200p
C320
K0.015
C321
K0.022
C322
3300p
C323
4700p
L:IC22_ON
H:IC22_OFF
H:IC22_OFF
L:Normal
H:G.722
H:G.722
L:OFF
H:MUTE
H:MUTE
L:OFF
H:MUTE
H:MUTE
L:Handset
H:Headset
H:Headset
47
KX-NT366RU/KX-NT366RU-B
KX-NT366
RU/KX-NT366RU-B MAIN No.3 (2/2)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
D
F
E
C
B
A
7
6
5
8
+
-
+-
A3.3V
IC20
1
VOUT1
2
VIN1
3
Bypass
4
GND
5
SHUTDOWN
6
VIN2
7
VOUT2
8
VDD
R339
10k
AG
A3.3V
AG
C343 K1
R327
2.2k
AG
IC24
1
AO
2
A-
3
A+
4
GND
5
B+
6
B-
7
BO
8
VCC
D3.3V
C333
Z22
Z22
AG
AG
AG
Q1
E
C
B
R348
2.7k
AG
MUTE_SP2
R345
560
560
AG
AG
A3.3V
R326
1k
C344
K10
R346
150
150
A3.3V
R337
10k
R338 10k
C346
Z10
Z10
C350
Z22
A3.3V
AG
R341
1k
R340
1k
R343
1.8k
AG
A3.3V
R344
2.2k
C351
Z22
R342
1k
AG
A3.3V
R347
100k
AG
HEADSET
L302
AG
L304
L303
SP1
AG
AG
L301
AG
D8
4.7V
4.7V
AG
L305
AG
SP2_2
L306
AG
MIC2_2
AG
L307
R325
3.3
3.3
Q3
E
C
B
C339
K0.01
C355
K0.01
C356
K0.01
C340
K0.01
C358
1000p
C353
1000p
C338
1000p
C354
1000p
R350
R349
HD_AG
HS_SP
HD_DET
HD_MIC
HS_MIC-
HD_SP
HS_AG
HS_MIC+
IC29
8
4
2
3
3
AG
A3.3V
C360
Z0.1
C361
Z0.1
A3.3V
AG
IC30
8
4
2
3
3
AG
A3.3V
C352 Z0.1
AG
A3.3V
C357
Z0.1
AG
AG
A3.3V
C359
Z0.1
AG
MIC1+
MIC1-
IC26
16
6
7
8
8
IC27
16
6
7
8
8
IC28
16
6
7
8
8
IC28
10
S1
15
BN
1
B1
2
B0
IC27
10
S1
15
BN
1
B1
2
B0
IC26
11
S0
14
AN
13
A1
12
A0
IC26
10
S1
15
BN
1
B1
2
B0
IC27
11
S0
14
AN
13
A1
12
A0
CN4
1
2
CN5
1
2
R331 56k
C336 820p
C337 680p
R329
180k
C334 330p
L308
L309
MIC3
SP3P
SP3M
C362
220/6.3V
220/6.3V
C332
K0.1
L310
C363
33p
C364
33p
33p
R333
56k
R334
56k
R332
56k
R335
18k
R336
12k
C335 220p
C348
K0.22
C349
K0.22
C347
K0.22
C345
390p
C342
390p
C341
390p
R330
39k
R328
33k
to SP
to MIC
to CN1
Handset
to CN1
Headset
L:OFF
H:MUTE
H:MUTE
L:NC
H:Headset DET
H:Headset DET
48
KX-NT366RU/KX-NT366RU-B
10.5. Main No.4
KX-NT366
RU
/KX-NT366
RU
-B MAIN No.4 (1/4)
1/4
(a)
(b)
(c)
(d)
(f)
(h)
(j)
(m)
(p)
(r)
(t)
(u)
(w)
(e)
(g)
(i)
(k)
(n)
(q)
(s)
(v)
(z)
(x)
(y)
(A)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
C_LED10
C_LED9
C_LED8
C_LED7
C_LED1
C_LED2
C_LED3
C_LED4
C_LED5
C_LED6
C_LED7
C_LED8
C_LED9
C_LED10
R_LED1
R_LED2
R_LED3
R_LED4
R_LED5
R_LED6
KEYIN8
KEYIN7
KEYIN6
KEYIN5
KEYIN4
KEYIN3
KEYOUT1
KEYIN1
KEYIN2
D3.3V
DG
Q4
1
2
3
4
5
Q5
1
2
3
4
5
RA26
1k
RA28
1k
SW20
CO20
SW6
CO6
SW10
CO10
SW22
CO22
SW1
CO1
SW13
CO13
SW2
CO2
SW19
CO19
SW21
CO21
SW9
CO9
SW16
CO16
SW3
CO3
SW14
CO14
SW5
CO5
SW18
CO18
SW12
CO12
SW7
CO7
SW8
CO8
SW24
CO24
SW23
CO23
SW11
CO11
SW4
CO4
SW15
CO15
SW49
SPPHONE
SW17
CO17
R201
120
LED27
CONF
LED28
STORE
LED30
FWD
LED29
MUTE
LED25
SPPHONE
LED14
CO14
LED15
CO15
LED23
CO23
LED22
CO22
LED18
CO18
LED19
CO19
DG
DG
SW32
8
SW52
DOWN
SW27
3
SW54
RIGHT
SW50
CANCEL
SW51
UP
SW25
1
SW31
7
SW34
*
SW48
SELF
SW47
REDIAL
SW29
5
SW44
HOLD
SW36
#
SW46
PAUSE
SW55
ENTER
SW28
4
SW41
STORE
SW45
MESSAGE
SW53
LEFT
SW26
2
SW30
6
SW40
FWD
SW43
FLASH
SW39
MUTE
SW42
TRANS
SW35
0
SW33
9
SW56
HOOK
SW57
DG
R211
33
DG
R215
33k
R228
33k
R203
180
SW38
INT
SW37
CONF
LED26
INT
DG
R200
68
R202
82
R204
47
R
G
R
R
G
R
GG
R
G
R
G
Hi :Option
Low:IP-PT
RR
R
R
R
Hi :Self labeling
Low:Sub
R
G
D
C
B
A
45
6
23
1
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