Panasonic KX-MB262CX Service Manual page 91

KX-MB262CX/KX-MB772CX
16.2. KX-MB262CX MAIN BOARD
16.2.1. MAIN BOARD (1)
1
A
SDMD[0-15]
CRM0
CRM1
B
CRM2
CRM3
CRM4
CRM5
(1-2 Phase excitation)
2:2B
SDLDM0
2:2C
SDLDM1
2:2C
NSDCS
2:2C
SDBA1
2:2C
SDBA0
2:2B
NSDCAS
2:2C
NSDRAS
2:2B
NSDWE
2:2C
SDCKE
2:2C
SDCLK
C
4A;4:1B
RING
3:2C
MMA
3:2C
MMXA
3:2C
D
MMB
3:2C
MMXB
3:4C
FANON1
3:5D
FANON2
4:4D
HSSPMUTE
2:6B;3:6E
CRM0
2:6B;3:6E
CRM1
2:6B;3:6E
CRM2
2:6B;3:6E
CRM3
2:6B;3:6E
CRM4
2:6B;3:6E
CRM5
2:6B
ADFMEN
3:6E
CRMEN
4:7C
CIDRLY
2:8E
XLANRST
4:6D
SPMUTE
3:2A
NLDEN
3:2A
NAPC
E
3:6E
PWD
3:1D
HTRCTL
3:4F
THRMSTR0
3:5E
THRMSTR1
3:4F;4:1D
DAOUT
IC301
R392
1 DS 5
VDD
2
VSS
3 NC 4
OUT
F
2
IC300
1
SDMD[0]
T1 SDMD0
FRMD0
SDMD[1]
T2 SDMD1
FRMD1
SDMD[2]
U1 SDMD2
FRMD2
SDMD[3]
U2 SDMD3
FRMD3
SDMD[4]
V1 SDMD4
FRMD4
SDMD[5]
V2 SDMD5
FRMD5
SDMD[6]
W1 SDMD6
FRMD6
SDMD[7]
W2 SDMD7
FRMD7
SDMD[8]
AA1 SDMD8
FRMA0
SDMD[9]
AA2 SDMD9
FRMA1
SDMD[10]
AB1 SDMD10
FRMA2
SDMD[11]
AB2 SDMD11
FRMA3
SDMD[12] AC1 SDMD12
FRMA4
SDMD[13]
AC2 SDMD13
FRMA5
SDMD[14]
AD1 SDMD14
FRMA6
SDMD[15]
AD2 SDMD15
FRMA7
F1 SDMD16
FRMA8
F2 SDMD17
FRMA9
G1 SDMD18
FRMA10
G2 SDMD19
FRMA11
H1 SDMD20
FRMA12
H2 SDMD21
FRMA13
J1 SDMD22
FRMA14
J2 SDMD23
FRMA15
L1 SDMD24
FRMA16
L2 SDMD25
FRMA17
M1 SDMD26
FRMA18
M2 SDMD27
FRMA19
N1 SDMD28
FRMA20
N2 SDMD29
FRMA21
P1 SDMD30
FRMA22
P2 SDMD31
FRMA23
E1 SDUDM0
FRMA24
R1 SDUDM1
NFRCE
R2 SDLDM0
NFROE
AE1 SDLDM1
NFRWE
P3 NSDCS
H3 NSDCS2
SDMA0
M4 SDBA1
SDMA1
N3 SDBA0
SDMA2
T3 NSDCAS
SDMA3
T4 NSDRAS
SDMA4
U3 NSDWE
SDMA5
V3 SDCKE
SDMA6
Y2 SDCLK
SDMA7
K2 SDCLK2
SDMA8
+3.3V
SDMA9
SDMA10
R3 BZVDD33
SDMA11
R302 F49.9
R4 BZRST33
SDMA12
TP for MODEM JTAG
N
T
I S K S O +3.3V
D M C R D
IC300
1
T T T T T
- - - - -
M M M M M
9 M24 IO34
k
9
0
L26 IO35
3
1
R
L25 IO36
L23 IO37
L24
IO38
K26
UARTTX
IO39
K25
IO40
K24
UARTRX
IO41
A12
IO42/MMA
B12
IO43/MMXA
D12 IO44/MMB
IO10
C12 IO45/MMXB
IO11
A11 IO46/OPMA
IO12
B11
IO47/OPMXA IO13
D11
IO48/OPMB IO14
C11
IO49/OPMXB IO15
A10
IO50/CRM0 IO16
B10
IO51/CRM1 IO17
C10
IO52/CRM2 IO18
A9 IO53/CRM3
IO20
B9 IO54/CRM4
IO21
C9 IO55/CRM5
IO22
D9
IO56/ADFMEN IO23
A8
IO57/CRMEN IO24
G26
IO58 IO25
G25
IO59 IO26
F25
IO60 IO27
F24
IO61 IO28
H24 IO62
IO29
H23 IO63
IO30
E26 IO64
EYECLK
IO31
E25 IO65
EYEDAT IO32
D26
IO66 IO33
B8
MMPWR SCIO0
C8
OPMPWR SCIO1
D8
CRMPWR SCIO2
AD19 HTRCTL
SCIO3/EXSEN0
SCIO4/EXSEN1
SCIO5/EXSEN2
C19 THRMSTR0
SCIO6/EXSEN3
D19
THRMSTR1 SCIO7
B20
TONE SCIO12
+3.3V
SCIO13
A20
THRMAVDD SCIO14
1 u
B19
0 1 THRMAVSS SCIO15
.
3
0
0 u SCIO16
C
+3.3V Z
1
0
. C20 TONEAVDD
3
SCIO17
0
C D20 TONEAVSS
Z
SCIO18
SCIO19/EXSEN4
AC11
10 1
k
TEST SCIO20
9
0
AD11
3 0
CLKSEL SCIO21
R 1
AC18
NWDTRST SCIO22
AD18
NRST SCIO23
u
6 SCIO24
1
2
0
.
3
0
C
K
XSYSRST
5C;2:2E
3
2:3E
FRMD[0]
A14 1 8
2:2F
B14 FRMD[1]
2 7
C14 RA320 FRMD[2]
3 6
47
FRMD[3]
A15 4 5
B15 1 8 FRMD[4]
D15 FRMD[5]
2 7
C15 RA319 FRMD[6]
3 6
47 FRMD[7]
A16 4 5
B16 FRMA[0]
5 4
D16 FRMA[1]
6 3
RA318 FRMA[2]
C16
7 2
47 FRMA[3]
A17
8 1
B17 FRMA[4]
5 4
C17 FRMA[5]
6 3
RA317 FRMA[6]
A18
47 7 2 FRMA[7]
B18
8 1
D18 FRMA[8]
5 4
C18 FRMA[9]
6 3
FRMA[10]
A19
RA316
47 7 2 FRMA[11]
A21
8 1
B21 FRMA[12]
5 4
FRMA[13]
D21
6 3 FRMA[14]
C21 RA315
47 7 2 FRMA[15]
A22
8 1
B22 FRMA[16]
5 4
FRMA[17]
A23
6 3 FRMA[18]
C22 RA314
47 7 2
B23 FRMA[19]
8 1
R309 47 FRMA[20]
A24
R308 FRMA[21]
B24 47
FRMA[22]
A25 R307 NC
( )
C23 R306 NC FRMA[23]
( )
E24
A13 R369 47 2:2F
NFRCE
B13 R367 47 2:2F
NFROE
C13 R368 47 2:2E
NFRWE
SDMA[0]
L4
SDMA[1]
L3
J4 SDMA[2]
R460 R461 R462 R463 R464 R465
J3 SDMA[3]
261 NC
SDMA[4]
AC3
AB3 SDMA[5]
271 10K
AA4 SDMA[6]
281 10K
SDMA[7]
AA3
SDMA[8]
Y3
761 NC
W4 SDMA[9]
771 10K
M3 SDMA[10]
SDMA[11]
W3
781 10K
SDMA[12]
V4
2:1B
SDMA[0-12]
model
261
271
281
761
771
781
U24 4:7E
IO0 HOOK
4:6A
U25
IO1 EXTRLY
G24 3:2B
IO2 POLCLK
F26 3:2B
IO3 POLON
J26 3:2E
IO4 CHG
J25 3:2E
IO5 DEV
J23 3:2E
IO6 TRS
U26
IO7
T24
IO8
T23 3:4A
IO9 SNPICK
T25
C
T26 3:4B
SNREG
N
R24
R23
0
R25 6
4
R
R26
P24
P25
P26
3:2F
HVERR
N26
H26 3:2A
NVIDEO
N25
N24
F23 3:2B
NREADY
M26 4:3E
CNGMUTE
M25
J24
H25
L345
A7 3:4F
KSTART
L347 3:4F
B7
KTXD
L344
C7 3:4F
KSCLK
L346
D7 3:4F
OPERST
M23
AF20 3:5C
REGIST
AE20 3:5D
PICK
AC20 3:4C
FANDET1
3:5E
AD20
POUT
AF21
AE21
AC21
AD21
AF22
AE22 3:5C
TNR
AF23 2:5B
DOCU
AD22 2:5B
RPS
W23
3:5D
W24
FANDET2
W25 3:2F
TOPCVR
W26 3:5C
PSTART
V23
V24
V25
V26
R304 100
G23 3:2A
NHSYNC
p
1
0
5
0
3
1
C
J
KX-MB26 2CX SCHEMATIC DIAGRAM (MAIN BOARD No.1) (1/3)
4
1/3
FRMD[0-7]
FRMA[0-23]
10K NC 10K NC 10K
NC NC 10K NC 10K
NC 10K NC NC 10K
10K NC 10K 10K NC
NC NC 10K 10K NC
NC 10K NC 10K NC
R460 R461 R462 R463 R464 R465
10K
NC 10K NC 10K NC
10K
10K NC NC 10K NC
10K
10K NC 10K NC NC
NC
NC 10K NC 10K 10K
NC
10K NC NC 10K 10K
NC
10K NC 10K NC 10K
+3.3V
C C
N N
) ) )
( ( (
2 4
6 6
4 4
R R
k k k
0 0 0
1 1 1
1 3 5
6 6 6
4 4 4
R R R
TP_CHKSEL
k
0
1
8
3
3
R
1
-1