KX-TES824RU, KX-TEM824RU, KX-TE82461X, KX-TE82474X, KX-TE82480X, KX-TE82483X, KX-TE82491X, KX-TE82492X, KX-TE82493X, KX-A227X (serv.man3) - Panasonic PBX Service Manual Supplement (repair manual). Page 22

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22
KX-TES824UA / KX-TEM824UA
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
(j)
(k)
(m)
(n)
(p)
(q)
(r)
(s)
(t)
(u)
(v)
(w)
(x)
(y)
(z)
(A)
(B)
(C)
(D)
KX-TES824UA/KX-TEM824UA
 MAIN NO.5 (3/4)
(4)
(6)
(8)
(10)
(12)
(14)
(16)
(18)
(20)
(22)
(24)
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(59)
(60)
(61)
(62)
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(63)
(65)
(67)
(69)
(64)
(66)
(68)
(70)
(5)
(7)
(9)
(1
1)
(13)
(15)
(17)
(19)
(21)
(23)
(25)
(27)
(29)
(31)
(33)
(35)
(37)
(39)
(41)
(43)
(45)
(47)
(49)
(51)
(53)
(55)
(56)
(58)
3/4
78
11
10
9
D
C
B
A
RXD0
RXD0
TXD0
TXD0
DSR0
TXD0
RXD0
A[5]
A[13]
A[19]
A[10]
A[4]
A[8]
A[3]
A[21]
A[9]
A[7]
A[14]
A[15]
A[16]
A[6]
A[17]
A[20]
A[11]
A[12]
A[18]
A[3]
D[4]
A[10]
A[14]
A[17]
A[1]
ROMCSN
D[2]
A[15]
A[21]
A[12]
D[0]
A[4]
A[6]
A[19]
A[16]
D[11]
MRDN
D[14]
D[1]
D[13]
A[5]
D[3]
D[8]
A[13]
D[15]
A[2]
D[10]
D[7]
D[12]
A[7]
D[9]
MWRLN
D[6]
A[9]
D[5]
A[18]
A[8]
A[20]
A[11]
CS_X33
PD_RLY
BREAK
A[5]
A[4]
A[12]
A[2]
A[3]
A[6]
A[8]
A[9]
A[10]
A[11]
A[1]
A[7]
BHEN
MRDN
MWRLN
A[0]
FSI
FSRB
FCSN[0]
FCSN[1]
FWPN[0]
FWPN[1]
D[0] 
D[1] 
D[2] 
D[3]
D[7]
D[6]
D[5]
D[4]
A[18]
A[8]
A[9]
A[16]
A[20]
A[17]
A[13]
A[15]
A[4]
A[19]
A[3]
A[12]
A[21]
A[14]
A[5]
A[6]
A[7]
A[10]
A[11]
A[0]
A[2]
A[1]
A[18]
A[17]
A[13]
A[14]
A[15]
A[16]
USB_VBUS
FSRB
FSI
FCSN[1]
FCSN[0]
A[8]
A[6]
A[4]
A[2]
A[0]
MEM1CSN
MWRLN
A[12]
A[10]
A[14]
A[18]
A[16]
D[8]
D[9]
D[14]
D[15]
D[10]
D[11]
D[13]
D[12]
FSO
FSCK
FSRB
FSI
FSO
NRESET
MOH_SW
CS_X23
DTR0
DTR0
DSR0
D[0]
D[1]
D[2]
D[3]
D[4]
D[5]
D[6]
D[7]
D[8]
D[9]
D[10]
D[11]
D[12]
D[13]
D[14]
D[15]
RAMCSN
FWPN[0]
FSI
FSO
FSRB
FSCK
FCSN[0]
R725
3
9
R735
39
R728
3
9
C729
0.1
R727
3
9
C728
0.1
R734
39
R736
39
+3.3V
DG
C723
0.1
R737
39
C727
0.1
R726
3
9
C722
0.1
RA704
68
1
2
3
4
5
6
7
8
RA702
68
1
2
3
4
5
6
7
8
RA705
68
2
3
4
1
8
5
6
7
RA701
68
1
2
3
4
5
6
7
8
RA703
68
1
2
3
4
5
6
7
8
IC705
8M FLASHROM
1
A15
2
A14
3
A13
4
A12
5
A11
6
A10
7
A9
8
A8
9
NC9
10
NC10
11
WE
12
RESET
13
NC13
14
NC14
15
RY/BY
16
A18
17
A17
18
A7
19
A6
20
A5
21
A4
22
A3
23
A2
24
A1
25
A0
26
CE
27
Vss27
28
OE
29
DQ0
30
DQ8
31
DQ1
32
DQ9
33
DQ2
34
DQ10
35
DQ3
36
DQ11
37
Vcc
38
DQ4
39
DQ12
40
DQ5
41
DQ13
42
DQ6
43
DQ14
44
DQ7
45
DQ15/A_1
46
Vss46
47
BYTE
48
A16
RA725
68
4
3
2
1
8
7
6
5
RA727
68
4
3
2
1
8
7
6
5
RA724
68
4
3
2
1
8
7
6
5
RA726
68
4
3
2
1
8
7
6
5
+3.3V
DG
DG
DG
DG
DG
DG
DG
XTP_DG3
XTP_DG4
XTP_DG2
XTP_DG1
R729
10k
J705
NC
L722
220
L739
220
L735
220
L704
220
L710
220
L729
220
L731
220
L741
220
L733
220
L714
220
L727
220
L718
220
L716
220
L736
220
L709
220
L713
220
L734
220
L705
220
L732
220
L711
220
L706
220
L728
220
L720
220
L737
220
L742
220
L738
220
L719
220
L707
220
L708
220
L717
220
L721
220
L712
220
L740
220
L715
220
L730
220
C732
0.1u
C730
2.2u
C731
1u
IC707
1
C1+
2
V+
3
C1-
4
C2+
5
C2-
6
V-
7
OUT4
8
IN1
9
OUT1
10
IN4
11
IN2
12
OUT3
13
IN3
14
OUT2
15
GND
16
VDD
FIL703
1
2
3
C725
2.2u
J704
NC
FIL702
1
2
3
DG
+3.3VB
RA728
10k
4
3
2
1
8
7
6
5
RA723
10k
4
3
2
1
8
7
6
5
+3.3V
C724
0.1u
C726 1u
+3.3V
RA708
10k
2
1
3
4
5
6
8
7
RA709
10k
1
2
3
4
5
6
7
8
RA712
10k
1
3
2
4
5
7
6
8
RA710
10k
1
2
3
4
5
6
7
8
RA711
10k
1
2
3
4
5
6
7
8
RA713
10k
1
2
3
4
5
6
7
8
CN703
7
6
4
2
3
5
8
1
9
IC704
1
A4
2
A3
3
A2
4
A1
5
A0
6
CS1
7
I/O0
8
I/O1
9
I/O2
10
I/O3
11
VDD11
12
GND12
13
I/O4
14
I/O5
15
I/O6
16
I/O7
17
WE
18
A17
19
A16
20
A15
23
A12
24
A11
25
A10
26
A9
27
A8
28
CS2
29
I/O8
30
I/O9
31
I/O10
32
I/O11
33
VDD33
34
GND34
35
I/O12
36
I/013
37
I/O14
38
I/O15
39
LB
40
UB
41
OF
42
A7
43
A6
44
A5
21
A14
22
A13
TP574
TP796
TP802
TP657
TP725
TP777
TP578
TP807
TP795
TP660
TP711
TP768
TP804
TP643
TP589
TP818
TP803
TP656
TP718
TP764
TP800
TP595
TP585
TP789
TP652
TP709
TP776
TP794
TP583
TP651
TP727
TP778
TP815
TP809
TP638
TP587
TP645
TP720
TP773
TP814
TP801
TP593
TP653
TP786
TP721
TP775
TP820
TP639
TP799
TP636
TP590
TP790
TP648
TP710
TP761
TP821
TP819
TP603
TP649
TP785
TP822
TP642
TP599
TP650
TP726
TP766
TP812
TP825
TP597
TP654
TP724
TP771
TP793
TP601
TP655
TP717
TP765
TP611
TP797
TP647
TP714
TP662
TP770
TP817
TP607
TP562
TP813
TP644
TP719
TP772
TP798
TP605
TP566
TP811
TP646
TP716
TP661
TP769
TP609
TP568
TP824
TP715
TP767
TP613
TP572
TP806
TP823
TP722
TP658
TP763
TP570
TP792
TP816
TP713
TP774
TP580
TP810
TP791
TP723
TP712
TP779
TP637
TP576
TP805
TP788
TP659
TP762
TP760
TP759
TP735
TP783 TP784
TP758
TP734
TP728
TP756
TP737
TP738
TP739
TP736
TP706
TP707
TP708
TP705
TP635
TP632
TP634
TP633
+3.3V
R747
10k
RA729
10k
1
2
3
4
5
6
7
8
+3.3V
AG
VAG
+3.3V
+15V
C897
0.01u
C894
0.01u
C898
0.01u
C899
0.01u
C895
0.01u
C896
0.01u
C893
0.01u
DG
C901
0.01u
C900
0.01u
C902
0.01u
-15V
C905
0.01u
C904
0.01u
C903
0.01u
AG
C906
0.01u
C907
0.01u
C908
0.01u
AG
C909
0.01u
C910
0.01u
C911
0.01u
R805
39
R806 39
DG
VAG
+3.3VF
+3.3VF
+3.3VBS
RA734
NC
4
3
2
1
8
7
6
5
RA735
NC
4
3
2
1
8
7
6
5
RA737
NC
4
3
2
1
8
7
6
5
RA736
NC
4
3
2
1
8
7
6
5
RA721
10k
1
2
3
4
5
6
7
8
RA722
10k
1
2
3
4
5
6
7
8
J712
0
MRSTN
J713
NC
DG
C917
NC
TP839
R744
10K
R742
NC
+3.3V
DG
TP832
TP833
R809
NC
DG
C778
6.3V/22u
C779
6.3V/22u
R756
NC
+3.3VBS
R759
NC
+3.3VB
+3.3VBS
C991
0.01u
+3.3V
C992
0.01u
IC713
5
3
IC714
5
3
IC714
2
41
MRSTN
IC713
1
2
4
TP842
TP843
R755
220
R754
68
TP840
FG
C995
0.1
+3.3V
IC706
1
WP
2
NC2
3
NC3
4
VCC
5
NC5
6
NC6
7
NC7
8
NC8
9
NC9
10
NC10
11
NC11
12
NC12
13
GND
14
NC14
15
NC15
16
RDY/BSY
17
NC17
18
SI
19
NC19
20
SO
21
NC21
22
NC22
23
NC23
24
NC24
25
NC25
26
NC26
27
NC27
28
NC28
29
NC29
30
CS
31
NC31
32
SCK
C756
0.1u
DG
RST
DSR
DTR
RXD
TXD
AG
NC
NC
NC
RA722
FLASH ROM for OGM1
RS232C
DRIVER/RECEIVER IC
8M FLASH ROM
4M SRAM
3.3V
0V
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