Panasonic KX-FLB758RU Service Manual page 264

(a) (b)(c)(d)
+5VD
TO OPE
CN611 KSTART
KLATCH
FG 11
KSCLK
R711 1K
PG OPERST KTXD
OPERST 10
KRXD
R712 100
KRXD C739 Z0.1u
KRXD 9
R713 100
KTXD
KTXD 8
R714 100
KSCLK
KSCLK 7
SMHOLD2
R715 100
KLATCH SMHOLD1
KLATCH 6
ADFOPEN
R716 100
KSTART FBOPEN
KSTART 5
DOCU
R717 NC
JOG2 P.F
( )
JOG2 4
POUT
R718 NC
JOG1 +5VD
( ) R793 NC
JOG1 3
( )
DG 2 ( )
R794
NC
5V 1
+5VD
L670
PAPER
2A601S
TO ANALOG
+24V
+24V 28
L674
1B252SD CID
CID 27
AG 26
L666
1B252SD LINEIN
LINEIN 25
L663 1B252SD EX-HOOK
EX-HOOK 24
L665 1B252SD AGC
AGC 23
L664 1B252SD BREAK
BREAK 22
TXA2
TXA2 21
TXA1
TXA1 20
L662 SPMUTE
SPMUTE 19
L673 RLY
RLY 18
L660 BELL
BELL 17
L658 P-SHORT
P-SHORT 16
+3.3V
L657 ALC
ALC 15
L652 470 ECLK
ECLK 14
L651 470 EDATA
EDATA 13
L650 470 ESTB
ESTB 12 25 VDD
R739 26 SET3V_BAR2
TONE1 11 10K 27 VSUB
28 VSS
MILAT
L656
MILAT 10 29 ACT90
30
1BIT_OUT
L655 MICLK
MICLK 9 31 D_LPBK_BAR
32 NC
MIDAT
L654
MIDATA 8
DG 7
+5VD
AG 6
+5VD 5
L667
VOX
VOX 4
L659
HOOK
HOOK 3
SENCTL5 TXA1
C721 K0.01u
SENCTL5 2
L661
TNREMP TXA2
TNREMP 1
R738 5.6K
C722 K1000p
CN616
KSTART
104
105 KLATCH
106 KSCLK XRESET
107 KTXD DMAACK
IC610
10MHz
KRXD DMAREQ
108
109 VSS
110 5V
111 IOP20/MA
IOP21/MXA
112
113 IOP22/MB
114 IOP23/MXB
115 IOP24/MPWDN
IOP25
116
117 IOP26
118 IOP27
119 IOP30
120 IOP31
TP_IN
R754 10K
R755
10K
TP_CKSL
+5VA
NC
IC613
R709 C733
1 8
( ) ( ) INPUT VDD
NC NC
2 7
OSC0 EST
3 6
OSC1 ACK
4 5
VSS SD
RELAYB 16
+5VD
MIC_BIAS 15
LINE_IN 14
IC609
MIC_IN 13
VC 12
11
VREF
LINE_OUTM 10
LINE_OUTP 9
+5VD
+5VA
(e)(f) (g) (h) (i) (j)
+3.3V
DMAREQ
XRD 17 DMAREQ2
F4
XCS IRQ
XCS 16 U14 PRTIRQn
XRESET CLK
15 K20 AUXCLK
DMAACKI ALE
14 C16 ALE
DMAREQ XCS
13 CS[2]n
U3
IRQ R759 10K
IRQ 12 B3 MPIOD[7]
CLK R758 10K
CLKIN 11 A3 MPIOD[6]
C692 R757 10K
3.3V 10 R779 22 D4 MPIOD[5]
Z0.1u R756 10K
VSS 9 TP_AUXCLK MPIOD[4]
C4
8 1
VSS 8 C693 K330p B4 MPIOD[3]
7 2
LPVSS 7 RA612 A4 MPIOD[2]
6 3
CHGO 6 10K B5 MPIOD[0]
5 4
AVDD 5 R686 MPIOD[1]
C5
L649 8 1
3.9K
VSS 4 A5 MFAULTn
2A601S
7 2
XPD 3 RA613 B6 MACKn
6 3
MVDD 2 10K A6 MBUSY
Z0.1u 5 4
1 C6 MSLCTOUT
C695 R677
+3.3V D6 MPE
10K
A7 MSTROBEn
B7 MAUTOFDn
C7 MSLCTINn
D7 MINITn
D8 MPIODIR
C691
U10 VSS
Z0.33u
K1 VDD
MSTROBE
N3 M_STROBE
MSCK
N4 M_SCK
MRXOUT
P1 M_RXOUT
MCLKIN
P2 M_CLKIN
MTXSIN
P3 M_TXSIN
MCNTRLSIN
N2 M_CNTRL_SIN
POR
R1 GPIO[14]
M_SLEEP
J4 GPIO[0]
BELL
T1
RING_DET
TONE1
+3.3V/BATT
+5VD R670 NC
( )
R669 0
R668 NC
( )
+3.3V
R667 2A601S
IC605
R798 NC
( )
R797 NC
( )
R796 0
R795 NC
( )
L671 R788 0 R762
2A601S
R789 NC
( )
L672
R790 2A601S
2A601S
PG
KX-FLB758RU DIGITAL BOARD (PCB1) 3/4
IC604
28MHz
TP628
R661
1M
X600
28.224MHz
0