Panasonic KX-MB2061CXB Service Manual page 315

5
+24V
F900
3A
A
IC901
1 CE
(1)
VFB
2 VIN
GND
3 LX
BST
(2)
B
(3)
+3.0V
(4)
(5)
*BE1
VDDE/*HOLDACK/*INT5/P15
*HOLD/*INT4/P14
ACS2/*DACK1/*INT3/P13
ACS0
C
ACS1/*DREQ1/*INT2/P12
*DACK0/*INT1/P11
*DREQ0/*INT0/P10
VSS3
VDDIO2
PCM_DIN/P07
PCM_DOUT/P06
PCM_CLK/P05
PCM_FSC0/P04
PCM_FSC1/P03
JTIO/P02
URX/P01
UTX/P00
SCLK
MI/READY
*WR
*RD
P36/PD6
DAC/ADC2
SK
SO
D
R948
(6)
270
(7)
E
(8)
(9)
(10)
F
6
R984 C977
13 K470p
6
R982
R985 R902
F1.2k
5
+4.0V
F4.7k
C976 F100
R983
4
51 K0.1u(1608)
L905
4.7u
+3.0V
AD17
AD16
R959 AD15
3.3k
AD14
AD13
AD12
AD11
AD10
AD9
AD20
AD22
WRN
FRST
+3.0V
64
63
62 AD19
61
AD18
60 AD8
59
SPMUTE_B AD7
58 AD6
57
AD5
56 R939 AD4
1k
55
AD3
54 ECOMODE AD2
53 BMINFT2
52
BMINFT1 AD1
51
50 UCTS
R940
49 JTIO
48 100 URX
47 UTX
46
SCLK
45
R911
44
33
43
URTS
42
R912
41 33
40
39
TP42
SYRI
SYEN
SYDA
SYCL
RXDA
TXDA
RF_RESET
KX-MB2061CX / KX-MB2062CX SCHEMATIC DIAGRAM (MAIN BOARD No.5) (2/2)
7
RF2.5V
IC900
+4V RF2.5V
2
3
OUT1
IN
OUT2
4
ADJ
+
1
32M DUAL Ope FLASH-ROM
1 A15 48
A16
2 A14 47
*BYTE
3 A13 46
VSS2
4 A12 45
DAB15
DQ15/A-1
5 A11 44 DAB7
DQ7
6 A10 43
DAB14
DQ14
7 A9 42 DAB6
DQ6
8 A8 41
DAB13
DQ13
9 A19 40 DAB5
DQ5
10 A20 39 DAB12
DQ12
11 *WE 38 DAB4
DQ4
12 *RESET 37
VCC
13 NC 36 DAB11
DQ11
14 *WP/ACC 35 DAB3
DQ3
R938 15 RY/*BY 34
DAB10
( ) DQ10
NC 16 A18 33 DAB2
DQ2
17 A17 32
DAB9
DQ9
18 A7 31 DAB1
DQ1
19 A6 30
DAB8
DQ8
20 A5 29 DAB0
DQ0
21 A4 28 RDN
*OE
22 A3 27
VSS1
23 A2 26 ACS0
*CE
24 A1 25
IC903
A0
+3.0V
+1.8V
+3.0V
11 GND6
12 SYEN
13 SYDA
IC905
14 SYCL
15 GND7
16 RXDA
R965
330
R963
1k Q910
( )
NC
ECOMODE
(
Low_Rad
Q909
NC
315
KX-MB2061CXB/KX-MB2061CX2/KX-MB2062CXB
8
+3.0V
+3.0V
EEPROM
C927 K0.01u
1 A0 8
VCC
2 A1 7
WP
6
3 A2
SCL
5
4 GND
SDA
IC904
RF2.5V
R973
180
ANT-2
C961
J12p
D901
32
GND11
2
31
A_1
3 1
GND18 30
29
GND17
ANT-1
28
GND16
C960
GND15 27
J12p
R974
180
)
2/2
5
-2