Panasonic KX-MB263RU / KX-MB263UA (serv.man6) Service Manual / Supplement ▷ View online
21
KX-MB263RU/KX-MB263UA
KX-MB263RU/KX-MB263UA SCHEMATIC DIAGRAM (MAIN BOARD No.2) (2/2)
2/2
2
-2
C
E
B
A
D
F
6
7
5
8
C762
NC
(
)
L.F
L752
NC
1
4
3
2
C751
NC
(
)
L.F
L753
NC
1
4
3
2
R755
NC
(
)
RA752
NC
1
2
3
4
5
6
7
8
R754
NC
( )
( )
LED750
Act
NC
A
K
L750
NC
( )
RA751
NC
1
2
3
4
5
6
7
8
C750
( )
( )
NC
C753
NC
(
)
C761
NC
(
)
R758
NC
( )
R759
NC
(
)
C754
NC
(
)
CN750
NC
1
TD+
2
TD-
3
RD+
4
TCT
5
6
RD-
7
RCT
8
9
10
RA750
NC
1
2
3
45
6
7
8
R760
NC
( )
C763
NC
(
)
C764
NC
(
)
C765
NC
(
)
C766
NC
(
)
X750
NC
(
)
C758
NC
(
)
C755
NC
(
)
R764
NC
( )
R765
NC
( )
ADFMEN
1:2H
CRM2
1:2H;3:6D
AP1
CN701
NC
1
A
2
B
3
XA
4
XB
CRM3
1:2H;3:6D
C710
NC
(
)
R708
NC
(
)
R707
NC
(
)
+24V
C711
NC
(
)
C705
NC
( )
CRM5
1:2H;3:6D
C706
NC
(
)
CRM0
1:2H;3:6C
CRM4
1:2H;3:6D
IC700
NC
1
VM1
2
NC1
3
BOUT2
4
NC2
5
RCSB
6
NC3
7
BOUT1
8
NC4
9
AOUT2
10
NC5
11
RCSA
12
NC6
13
AOUT1
14
NC7
15
VM2
17
BC2
18
BC1
19
VREFA
20
VREFB
21
VCC
22
S5VOUT
23
GND
24
PWMSW
25
PHA1
26
PHB1
27
IN0
28
IN1
29
IN2
30
IN3
31
ENABLEA
16
VPUMP
32
TJMON
C712
NC
(
)
C703
NC
(
)
C709
NC
(
)
MVREF
3:5B
C702
NC
(
)
CRM1
1:2H;3:6D
R706
NC
(
)
CN700
AP1
NC
1
3.3V
2
RPS
3
DOCU
4
GND
R703
NC
( )
DOCU
1:5J
+3.3V
R704
NC
( )
RPS
1:5J
C704
NC
(
)
C701
NC
(
)
R705
NC
(
)
C756
NC
( )
C757
NC
( )
R709
NC
(
)
RA753
NC
1
2
3
4
5
6
7
8
+3.3V
MDC
1:4C
TX_EN
1:4B
MGINT
1:4C
RXD[0-3]
1:4B
RX_DV
1:4B
C752
NC
(
)
C767
NC
(
)
+3.3V
RX_CLKI
1:4B
IC750
NC
1
GND1
2
VDDPLL_1.8
9
XI/REFCLK
3
VDDA_3.3
4
RX-
5
RX+
6
TX-
7
TX+
8
XO
10
REXT
11
MDIO
12
MDC
13
RXD3/PHYAD0
14
RXD2/PHYAD1
15
RXD1/RXD1/PHYAD2
16
RXD0/RXD0/DUPLEX
17
VDDIO_3.3
18
RXDV/CRSDV/CONFIG2
19
RXC
20
RXER/RX_ER/ISO
21
*INT
22
TXC
23
TXEN/TX_EN
24
TXD0/TXD0
25
TXD1/TXD1
26
TXD2
27
TXD3
28
COL/CONFIG0
29
CRS/CONFIG1
30
LED0/NWAYEN
31
LED1/SPEED
32
*RST
33
GND2
TXD[0-3]
1:4B
C770 NC
( )
C759
NC
(
)
C760
NC
(
)
C769
NC
(
)
COL
1:4B
CRS
1:4B
R753
NC
(
)
RX_ER
1:4B
R750
NC
(
)
R751
NC
(
)
XLANRST
1:1E
R752
NC
(
)
TX_CLKI
1:4B
C768
NC
(
)
MDIO
1:4C
+3.3V
TXD[1]
RXD[0]
RXD[1]
RXD[2]
RXD[3]
TXD[0]
TXD[3]
TXD[2]
TXD[2]
For LAN models only
TO ADFM
TO ADF SENSOR
For ADF models only
22
KX-MB263RU/KX-MB263UA
3.3.3.
MAIN BOARD (3)
[Changed from original section “15.4. MAIN BOARD (3)”]
1/2
3
-1
KX-MB263RU/KX-MB263UA SCHEMATIC DIAGRAM (MAIN BOARD No.3) (1/2)
C
E
B
A
D
F
3
2
1
5
4
CN501
AP1
1
POLCLK
2
XREADY
3
POLON
4
GND
5
24V
CN502
AP1
1
24V
2
24V
3
PG
4
PG
5
LD
6
SS
7
CLK
8
BRAKE
CN506
AP1
1
GND
2
DET
3
FANON
CN507
AP1
1
PICK
2
PG
CN514
AP1
1
REG
2
PG
TNR
1:5J
POUT
1:5J
THRMSTR1
1:2J
REGIST
1:5I
PICK
1:5I
FANDET2
1:5J
FANON2
1:2H
FANDET1
1:5J
FANON1
1:2H
SNREG
1:5H
SNPICK
1:5G
CHG
1:5G
DEV
1:5G
TRS
1:5G
HVERR
1:5H
TOPCVR
1:5K
HTRCTL
1:2J
MMB
1:2G
MMXA
1:2G
MMA
1:2G
MMXB
1:2H
NREADY
1:5I
POLCLK
1:5G
POLON
1:5G
Z0.1u/50V
C501
47k
R504
L502
56k
R512
1k
R515
K0.1u
C510
Z0.1u/50V
C503
35V/220u
C505
10u/6.3V
C512
4.7k
R519
3.3k R517
10k
R526
+24V
+24V
+24V
+24V
+7V
+3.3V
+3.3V
+3.3V
+24V
8.2k(2125)
R574
10k
R573
+24V
56k
R521
+3.3V
+24V
10k
R529
39(1/2W)
R525
5.6k
R531
K1000p
C517
Z0.1u/50V
C514
56k
R569
Z0.1u/50V
C560
K1000p
C559
5.6k
R570
10k
R566
+24V
39(1/2W)
R530
+3.3V +3.3V
3.3k
R578
+3.3V
5.6k
R580
K1000p
C563
22k
R582
5.6k
R583
K0.047u
C565
+3.3V
22k
R506
5.6k
R510
K0.047u
C508
F15k
R503
1k
R509
K1000p
C507
+5VD
56k
R523
5.6k
R527
K1000p
C516
+3.3V
+5VD
22k
R587
5.6k
R585
PSTART
1:5K
K0.047u
C569
4.7k
R524
10k
R522
Z1u
C513
CN505
AP1
1
CVR
2
HVERR
3
TRS
4
DEV
5
CHG
6
GND
7
24V
CN508
1
POUT
2
5V
3
THRM1
4
GND
5
FANON
6
FANDET
7
PICK
8
TNR
9
PTOP
10
REG
Z0.1u
C555
THRMSTR0
1:2J
K1000p
C548
0
R591
OPERST
1:5I
100
R559
KSCLK
1:5I
KSTART
1:5I
F18k
R564
+5VD
KTXD
1:5I
100
R563
J180p
C557
AP1
CN511
1
THRM
2
KSTART
3
KTXD
4
KSCLK
5
OPERST
6
GND
7
5V
8
BUZZER(NC)
+3.3V
1k
R562
DAOUT
1:2J;4:2H
1k
R561
180
R560
4.7k(3216)
R532
4.7k(3216)
R565
L503
15BD471
L500
AP1
CN500
1
XHSYNC
2
GND
3
5V
4
XAPC
5
XLDEN
6
XVIDEO
7
GND
100
R501
NHSYNC
1:5K
Z0.1u
C504
180
R511
100
R502
+5VD
4.7k
R518
NAPC
1:2I
NVIDEO
1:5H
D10p
C506
NLDEN
1:2I
39k
R528
AP1
CN504
1
HTRCTL
2
7V
3
GND
4
GND
5
GND
6
24V
7
24V
K1000p
C511
1k
R520
IC501
1
CONTROL
2
GND
3
NC
5
VIN
4
VOUT
(
)
C558
35V/100u/105
C518
35V/100u/105
C515
Q503
B
C
E
Q505
B
C
E
Q502
B
C
E
Q525
B
C
E
Q526
B
C
E
Q500
B
C
E
Q501
B
C
E
Q504
B
C
E
Q506
B
C
E
D501
AK
Q511
B
C
E
Q524
B
C
E
D503
AK
Q510
B
E
C
Q512
B
C
E
Q520
B
E
C
Q519
B
C
E
D504
AK
Q523
B
E
C
Q509
G
D
S
Q507
B
C
E
82k
R516
Q527
+1.2V
R810
NC
(
)
TO POLYGON
TO DC
MOTOR
MOTOR
TO SMPS
TO HVPS
PICK-UP
SOLENOID
SOLENOID
REGISTER
SOLENOID
SOLENOID
TO FAN
SENSOR Transit
TO OPE
TO LASER
XHSYNC
XAPC
XLDEN
XVIDEO
388ms
POLCLK
( 3.86kHz)
XREADY
POLON
LD
SS
CLK
BRAKE
KSTART
KTXD
KSCLK
625KHZ
23
KX-MB263RU/KX-MB263UA
KX-MB263RU/KX-MB263UA SCHEMATIC DIAGRAM (MAIN BOARD No.3) (2/2)
2/2
3
-2
C
E
B
A
D
F
6
7
5
8
K0.1u
C537
AFESIFCLK
1:11C
DA500
1
2
3
J100p
C556
K0.1u
C542
1.2k
R542
+5VD
1.2k
R544
47
R558
K1000p
C553
4.7k
R555
NCCDON
1:11C
10u/6.3V
C530
+3.3V
K1000p
C554
AFESIFDOUT
1:11C
K0.1u
C543
+3.3V
LEDONG
1:11C
1.2k
R550
AFEVSMP
1:11B
K1u
C545
K1000p
C551
K0.1u
C533
10u/6.3V
C531
1.2k
R541
LEDONB
1:11D
AFESIFEN
1:11C
1.2k
R554
+7V
+5VA_C
Z0.1u
C552
AFEADC[0-3]
1:11B
CCDSH
1:11B
AFEMCLK
1:11B
IC503
1
AGND2
2
DVDD1
3
VSMP
4
MCLK
5
DGND
6
SEN
7
DVDD2
8
SDI
9
SCK
10
OP0
11
OP1
12
OP2
13
OP3/SDO
14
AVDD
15
AGND1
16
VRB
17
VRT
18
VRX
19
VRLC/VB
20
VINP
470
R547
L504
+5VD
L501
K0.1u
C540
K0.1u
C536
AP1
CN510
1 SIG
2 DG
3 +3.3V
4 VREF
5 DG
6 SI
7 DG
8 CLK
9 VLED
2 DG
3 +3.3V
4 VREF
5 DG
6 SI
7 DG
8 CLK
9 VLED
10 LED_G
11 LED_R
12 LED_B
11 LED_R
12 LED_B
K0.1u
C534
1.2k
R546
+5VA_C
LEDONR
1:11C
PWD
1:2J
CRM5
1:2H;2:12C
CRM2
1:2H;2:12C
Z0.1u/50V
C525
AP1
CN509
1
CR_A
2
CR_B
3
CR_XA
4
CR_XB
CRM3
1:2H;2:12C
CRM0
1:2H;2:12C
Z0.1u
C567
K1u
C509
CRM1
1:2H;2:12C
K0.01u/50V
C522
CRMEN
1:2I
K1000p
C527
Z0.1u
C566
1k
R533
K1000p
C528
+24V
K0.01u/50V
C520
K1000p
C529
K1000p
C526
+3.3V
CRM4
1:2H;2:12C
CCDCLK
1:11B
J100p
C547
10k
R534
R537
F1(3216)
R536
F1(3216)
MVREF
2:12D
1k
R538
10k
R539
1.2(1608)
R548
27
R553
IC502
1
VM1
2
NC1
3
BOUT2
4
NC2
5
RCSB
6
NC3
7
BOUT1
8
NC4
9
AOUT2
10
NC5
11
RCSA
12
NC6
13
AOUT1
14
NC7
15
VM2
17
BC2
18
BC1
19
VREFA
20
VREFB
21
VCC
22
S5VOUT
23
GND
24
PWMSW
25
PHA1
26
PHB1
27
IN0
28
IN1
29
IN2
30
IN3
31
ENABLEA
16
VPUMP
32
TJMON
FLT501
1
2
3
4
FLT500
1
2
3
4
1k
R552
33
R549
22
R543
39
R556
6.3V/100u/105
C549
16V/22u/105
C550
35V/47u/105
C524
10u/6.3V
C538
+3.3V
Q518
B
E
C
Q522
B
C
E
Q521
D
S
G
Q514
B
C
E
Q516
B
C
E
Q517
B
C
E
K0.01u
C544
K0.01u
C546
560
R571
0
L505
AFEADC[1]
AFEADC[2]
AFEADC[3]
AFEADC[0]
TO FLAT
BED & ADF
BED & ADF
TO FBM
SI
1.32ms
CLK
4.46MHZ
24
KX-MB263RU/KX-MB263UA
3.3.4.
MAIN BOARD (4)
[Changed from original section “15.5. MAIN BOARD (4)”]
(1)
(2)
(3)
(4)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(12)
(13)
(14)
(14)
(15)
(16)
(17)
KX-MB263RU/KX-MB263UA SCHEMATIC DIAGRAM (MAIN BOARD No.04) (1/2)
4
-1
1/2
CID
MONITOR_RX:
TONE
HS RX:
HS TX:
MONITOR_RX:
FAX-TX,RX
:
HS
-TX,RX
:
C
E
B
A
D
F
3
2
1
4
5
L208
NC
( )
R214
NC
( )
+5VD
R208
NC
(
)
C217
NC
( )
C111
NC
(
)
C203
NC
( )
C108
NC
(
)
C201
NC
(
)
ASPCLK
1:7C
+3.3V
DG
C102
NC
(
)
L212
NC
(
)
BTXD
1:7B
DG
L211
NC
( )
R103
NC
(
)
R119
NC
(
)
R108
NC
(
)
+5VA
R104
NC
(
)
IC201
NC
NC
3
Input
4
GND
5
Output
2
DET
1
VCC
C207
NC
(
)
DG
RING
1:2G;1:7B
R107
NC
(
)
R212
NC
( )
DG
C209
NC
(
)
C216
NC
( )
VREF
C212
NC
(
)
AFECLK
1:7C;2D
+3.3VA2
HSSPMUTE
1:2H
ABITCLK
1:7B
R217
NC
( )
R205
NC
( )
R210
NC
(
)
R223
NC
( )
R206
NC
(
)
R244
NC
(
)
R203
NC
(
)
C204
NC
( )
R220
NC
(
)
DG
R200
NC
(
)
C210
NC
(
)
C200
NC
(
)
R218
NC
(
)
DG
AINT
1:7C
+5VA
C220
NC
( )
R215
NC
(
)
L209
NC
( )
R207
NC
(
)
( )
C214
NC
DP
1:7B
R209
NC
( )
R224
NC
( )
R105
NC
(
)
IC202
NC
1
AOUT
2
A-IN
3
A+IN
4
V-
5
B+IN
6
B-IN
7
BOUT
8
V+
BSPCLK
1:7C
C107
NC
NC
(
)
VREF
L204
NC
(
)
DG
R219
NC
( )
ARXD
1:7B
C215
NC
( )
L205
NC
(
)
+3.3VA1
+3.3VA1
C100
NC
(
)
DAOUT
1:2J;3:11B
+3.3VA2
R115
NC
(
)
L210
NC
( )
L203
NC
( )
C211
NC
(
)
R111
NC
(
)
R106
NC
(
)
DG
C205
NC
( )
L215
NC
( )
C202
NC
(
)
AFECLK
1:7C;2J
DG
DG2
R211
NC
( )
BBITCLK
1:7B
R222
NC
(
)
IC203
NC
1
CD
2
FC2
3
FC1
4
VIN
5
VO1
6
VCC
7
GND
8
VO2
+3.3V
DG
+3.3VA1
C221
NC
( )
C208
NC
(
)
DG
ATXD
1:7B
R221
NC
(
)
BRXD
1:7B
R201
NC
(
)
C213
NC
( )
C218
NC
( )
C219
NC
( )
AFERST
1:7B;2E
+3.3VA1
DG
C106
NC
(
)
+3.3VA2
DG
AFERST
1:7B;2J
DG
DG
C245
NC
(
)
L213
NC
( )
L214
NC
( )
L229
NC
(
)
L230
NC
( )
R245 (
)
NC
(
)
R130
NC
R114
NC
( )
IC101
NC
1
QE
2
DCT
3
RX
4
IB
5
C1B
6
C2B
7
VREG
8
RNG1
9
RNG2
10
VREG2
11
SC
12
QE2
13
QB
14
DCT3
15
IGND
16
DCT2
IC100
NC
1
MCLK
2
*FSYNC
3
SCLK
4
VD
5
SDO
6
SDI
7
FC/*RGDT
8
*RESET
9
C2A
10
C1A
11
AOUT/*INT
12
GND
13
VA
14
M0
15
*RGDT/FSD/M1
16
*OFHK
IC200
NC
1
SPKRR
2
MBIAS
3
HDST
4
SDI
5
SDO
6
*FSYNC
7
MCLK
8
SCLK
9
*RESET
10
MIC
11
LINEI
12
VD
13
VA
14
GND
15
LINEO
16
SPKRL
R112
NC
(
)
R113
NC
( )
R246
NC
(
)
DG
L202
NC
( )
C110
NC
( )
C109
NC
(
)
R253
( )
NC
C247
NC
( )
DG
R254
NC
(
)
CNGMUTE
1:5I
R110
( )
NC
R109
( )
NC
(
)
C120
NC
C244 (
)
NC
C105
NC
( )
C104
NC
( )
Q102
NC
B
C
E
C222
( )
NC
Q200
NC
B
C
E
(
)
R243
NC
DG
R102
NC
(
)
R101
NC
(
)
( )
R136
NC
( )
R137
NC
L206
NC
(
)
C238
NC
( )
L227
NC
(
)
L200
NC
( )
C121
NC
( )
(
)
C123
NC
C122
NC
( )
HS-TX
HS-RX
FAX-TX
FAX-RX
I
C
3
0
0
0
0
Click on the first or last page to see other KX-MB263RU / KX-MB263UA (serv.man6) service manuals if exist.