Panasonic KX-TEA308NE Service Manual page 117

(1)
A
(2)
(3)
(2) POWER OFF
3.3V
nRESET
3
1 PDN
B
RSTN
4
30ms
SOFT CONTROL
(4)
(5)
C
PLAY BACK OUT
(6)
D
(7)
REC IN
(8)
PLAY BACK OUT
E
(9)
REC IN
F
6
LA[1],nDSPCS[2-1],RSTN,nRD,nWR
LD[0-7]
IC14
1
4
2
4
RSTN
TP274
R9 TP232
nPD
TP234
NC
TP235
TP236
TP237
TP238
+3.3V
C28
0.1u
DG
1
1
2
2
3
3
IC15
+3.3V
RA6
4.7k
nACK1
TP223
nACK2 TP224
TP225
TP226
TP227
TP228
TP229
TP230
+3.3V
DG
TP325
C36
R23
Lout_1
2.2k
0.1u TP243
C33
NC
DG
TP239
+3.3V
R33 82k
TP326 C39
R29
Lin_1
1k D1 0.1u
C32
IC12
NC
DG DG
C35 R30
TP336
R26 0.1u 10k
Lout_2
2.2k TP240
C34
NC
TP241
DG
+3.3V
TP327
R28 C37
Lin_2
1k
D2 0.1u
IC13
C31
NC
DG
DG
+3.3V
DG
7
TP204
IC8
LD[0]
2 1D 3
1Q
LD[0]
LD[1]
5 2D 4
2Q
LD[2]
6 3D 7
3Q
LD[1]
LD[3]
9 4D 8
4Q
LD[4]
12 5D 13
5Q
LD[2]
LD[5]
15 6D 14
6Q
LD[6]
16 7D 17
7Q
LD[3]
8D 18 LD[7]
19
8Q
CLK 11
20
VCC
LD[4]
10 CLR 1
GND
LD[5]
TP245
TP233
LD[6]
+3.3V +3.3V
LD[7]
5
nWR
5
1
7
R71
2
1k
IC10
2
4
4
C9
C1 nRD
0.1u
1000p
nWR
DG
IC7
3 1D 2 LD[0]
1Q
LA[1]
LD[1]
4 2D 5
2Q
LD[2]
7 3D 6
3Q
8 4D LD[3]
9
4Q nDSPCS[1]
13 5D LD[4]
12
5Q
14 6D LD[5]
15
6Q
nDSPCS[2]
17 7D LD[6]
16
7Q
18 8D LD[7]
19 TP267
8Q
11 CLK
20
VCC
TP268
1 CLR 10 +3.3V
GND
C38 TP269
0.1u
nCSRST
DG
nRD
6 TP270
3
nCSACK
5
TP244
TP264
IC10
TP272
TP273
C49
TP251 TP257
3300p
+15V
R37
C57
R31
10k
N.C
10k
2 8
1
IC12
R51
3
C51
4
0.1u
0
VAG C54
C42
R48
N.C
390p DG
0
TP246
TP259
R44
C46
1.2k
100k
0.056u
TP254 R40
TP261
6
7
TP247 C47
TP255
5 R45
470 TP263
0.056u
R41
100k
C55
R49
C43
R35 0.1u
1.2k
390p
82k
VAG
VAG
TP256
C48
TP250
3300p
+15V
C56
R36
10k N.C
TP265
2 8
1
IC13
R50
3
C50
4
0.1u
0
VAG
C52
C40
R46
N.C
DG
390p TP248
0
TP258
R42
R32 82k
1.2k
C44
R38
0.056u
TP252 100k
6
TP260
7
TP249 C45 R39
TP253
R43
5
470
TP262
0.056u 100k
C53
R47
C41
R34 0.1u 1.2k
390p
82k
VAG
VAG
KX-TE82492NE SCHEMATIC DIAGRAM
117
8
TAM CARD
CN1
3
R58
TP297
220
TP275 TP298
DG
4 5
TP276 TP299
3 6
2 7
TP277 TP300
1 8
TP278 TP301
RA3
22
TP279 TP302
4 5
TP280 TP303
3 6
TP281 2 7 TP304
1 8
TP282 TP305
RA2
22
DG
TP283 R57 TP306
220
TP284 R56 220 TP307
R55 220 TP308
+3.3V
C69
0.01u
TP285
DG TP309
IC9
TP266
1 8
LA[2]
15 A 1 TP310
TP286 4 5
Y0
B 2
TP287 LA[3] 3 6
TP311
14 C 3
TP288 LA[4] 2 7
Y1
RA1
TP312
13
Y2
220
TP289
4
G2A
12 Y3 5
nCS +15V
G2B
+3.3V
C70
11 Y4
0.01u
G1 6
10 Y5
VCC 16
9 Y6 C58
C71
DG
0.1u
0.01u
7
GND 8
Y7
VAG
DG
TP290
TAM1
J101 TAM2
TP291
NC
TP271
R53
1.2k
XTP_DG1
XTP_DG2
DG
DG
+3.3V VAG
+15V
XTP_3.3V XTP_VAG
XTP_+15V
R52
1.2k
KX-TEA308NE
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1