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Model
KX-FT982UA-B KX-FT982UA-W KX-FT984UA-B KX-FT988UA-B KX-FT988UA-W (serv.man4)
Pages
10
Size
957.22 KB
Type
PDF
Document
Service Manual / Supplement
Brand
Device
Fax / FACSIMILE WITH DIGITAL ANSWERING SYSTEM
File
kx-ft982ua-b-kx-ft982ua-w-kx-ft984ua-b-kx-ft988ua-.pdf
Date

Panasonic KX-FT982UA-B / KX-FT982UA-W / KX-FT984UA-B / KX-FT988UA-B / KX-FT988UA-W (serv.man4) Service Manual / Supplement ▷ View online

5
KX-FT982UA-B / KX-FT982UA-W / KX-FT984UA-B / KX-FT988UA-B / KX-FT988UA-W
KX-FT982UA / KX-FT984UA  : Digital Board (3/4)
3/4
(1)
(2)
(3)
(4)
(5)
(6)
(8)
(9)
(7)
(t)
(u)
(v)
(w)
(x)
(y)
(z)
(A)
(B)
(s)
TXD
RXD
RTS
CTS
HEADON
MDMRST
PAPER
THDAT
THCLK
THLAT
RXE
RM3
RM2
RM1
RM0
LEDON
OPRESET
TH-TMP
TONE1
TONE2
ASIC_VOL_OUT
ASIC_VOL_IN
FTG
F1
AIN1
TXD
RXD
RTS
CTS
KLATCH
KSCLK
KSTART
KLATCH
KSCLK
KTXD
OPRESET
KSTART
MOT_POS
CUT_POS
CISON
HSTXMUTE
R1
R2
RLY
JAM
KTXD
BELL/CPC
MOT_POS
CUT_POS
JOG2
JOG1
JOG2JOG2
JOG1JOG1
IC1
1
VSSA1
2
VDDA3.3
3
AIN1
4
AIN2
5
AIN3
6
AMON
7
VSS1
8
X32OUT
9
X32IN
10
VDD3.3V/BATTIN
11
XBACKEN
12
XRAMCS
13
VDD3.3V/BATTOUT
14
VDD2.5V/BATT
15
FTG
16
F1
17
F2
18
FR
19
CPC
20
RVN
21
IRDATXD
22
IRDARXD
23
TXD
24
RXD
25
RTS
26
CTS
27
VDD2.5V1
28
TONE1
29
TONE2
30
VOLU1
31
VOLU2
32
VOLU3
33
XNMI 34
FMEMDO 35
VDD3.3V1
36
VSS2
37
VSS3
38
VDD3.3V2
39
MIDAT
40
MICLK
41
MILAT
42
20KOSC
43
XWAIT
44
XHSTRD
45
XHSTWR
46
XOPRBE
47
ADR15
48
ADR14
49
ADR13
50
VDD2.5V2
51
XOUT
52
XIN
53
VSS4
54
VDD3.3V3
55
XTEST
56
TEST1
57
TEST2
58
TEST3
59
TEST4
60
XMDMINT
61
XMDMCS
62
XRAS
63
XCAS1
64
XCAS2
65
XRESCS2
66
DB3
67
DB2
68
DB4
69
DB1
70
DB5
71
VDD3.3V4
72
VSS5
73
VSS6
74
VDD3.3V5
75
DB0
76
DB6
77
DB7
78
XROMCS
79
XRD
80
XWR
81
ADR0
82
ADR1
83
ADR2
84
ADR3
85
ADR4
86
ADR5
87
VSS7
88
VDD2.5V3
89
ADR6
90
ADR7
91
ADR8
92
ADR9
93
ADR10
94
ADR11
95
ADR12
96
RBA0
97
RBA1
98
RBA2
99
RBA3
100
RBA4
101
RBA5
102
RBA6
103
STB1
104
STB2
105
STB3
106
XRESET
107
VDD3.3V6
108
VSS8
109
VSS9
110
VDD3.3V7
111
XORESET
112
VDD5.0V
113
VSS10
114
XRESETI
115
XWDERR
116
THDAT
117
THCLK
118
THLAT
119
STBNP
120
RM0
121
RM1
122
RM2
123
RM3
124
RXE
125
TM0
126
VDD2.5V4
127
VSS11
128
TM1
129
TM2
130
TM3
131
TXE
132
KSTART
133
KLATCH
134
KSCLK
135
KTXD
136
KRXD
137
FMEMCLK
138
FMEMDI
139
ADSEL1
140
VDDA2.5
141
VREFB
142
VCL
143
VREFT
144
VSSA2
IC3
1
VIN
2
VSS
3
VOUT
5
ON/OFF
4
VDOUT
DG
R23
4.7
+3.3VD
C23
100n
DG
R17
43k
R18
20k
C18
1n
C19
2.2n
DG
X1
R26
N
C
C32
100n
DG
+3.3V/BATIN
R31
470
C38
1n
C22
100n
C24
1n
IC15
3
VOUT
1
VSS
2
VIN
C9
1u
C10
1u
C11
47u
+5V
+5V
+6V
+6V
+5V
+5V
DG
+3.3VD
C13
47u
+3.3VD
R15
33k
C16
1n
+3.3VD
DG
RESET
+5V
C17
100n
R22
1
.8k
R20
36k
+2.5VD
DG
R24
100k
+5V
R2
100
R7
0
R11
4.7k
+5V
C30
100n
R28
4.7M
R27
330k
DG
DG
+3.3V/BATIN
+2.5V/BATIN
+2.5V/BAT
NMI
AMON
C1
100n
DG
RA4
220
1
2
3
4
DG
+5V
DG
R32
NC
CN10
NC
6
CN10
NC
7
CN10
NC
8
CN10
NC
2
CN10
NC
3
CN10
NC
1
CN10
NC
4
CN10
NC
5
*C12
NC
DG
+5VA
C31
12p
C33
15p
CN1
1
+24V
2
+24V
3
+24V
4
GND
5
GND
6
GND
7
+6V
8
+6V
C4
NC (   )
+24V
+24VA
DG
DG
DG
D14
R30
2.2k
DG
JS1
NC
CN6
1
2
DG
DG
+5V
DG
+3.3V/BAT
RA1
4.7k
1
2
3
4
5
6
7
8
CA1
NC
1
2
3
4
R83
47k
CN5
1
2
DG
C6
33u
R16
22k
L1
0
BAT1
1
2
R19
1.1k
R6
100
C105
4700p
R91
10k
R92
10k
R93
1
k
R94
1
k
C104
4700p
DG
C14
0.1u
C15
0.1u
C21
0.1u
C25
0.1u
C8
0.1u
C7
0.1u
C59
0.1u
C60
0.1u
Q10
B
C
E
Q11
B
C
E
*R14
NC
CN7
1
JOG1
2
JOG2
3
+5V
4
DG
5
KSTART
6
KLATCH
7
KTXD/KRXD
8
KSCLK
9
OPERST
+6V TO +5V REG
+3.3VD TO +2.5V REG
+5VD TO +3.3V REG
TO FLASH PROGRAMMER
TO POWER SUPPLY
OPE-PANEL BLOCK
MOTOR POSITION SENSOR
CUTTER POSITION SENSOR
6
KX-FT982UA-B / KX-FT982UA-W / KX-FT984UA-B / KX-FT988UA-B / KX-FT988UA-W
KX-FT982UA / KX-FT984UA  : Digital Board (4/4)
4/4
(14)
(15)
(16)
(18)
(17)
(19)
(20)
(21)
(23)
(24)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(32)
(22) 
(11)
(10)
(12)
(13)
(t)
(u)
(v)
(w)
(x)
(y)
(z)
(A)
(B)
(s)
㪝㪘㪯㩷㪫㪯
㪝㪘㪯㩷㪩㪯
TONE1EN
MDMTXEN
HSRXEN
DCN
SPMUTE
D[1]
D[2]
D[3]
D[4]
D[5]
D[0]
D[1]
D[2]
D[3]
D[4]
PSHORT/ACK_EN
MDMRST
TONE1EN
MDMTXEN
SPMUTE
FTG
HSRXEN
PSHORT/ACK_EN
LEDON
CISON
HOOK
AIN1
F1
D[5]
D[6]
D[7]
A[4]
A[3]
A[2]
A[0]
A[1]
R39
1M
R38
0
DG
C41
1n
C42
1n
A13
A14
A15
XTST
C47
33p
DG
C56
4.7n
DG
C68
1u
DG
EYXY
EYCLK
EYSYNC
C67
100n
X3
C73
12p
C76
10p
DG
R60
47k
R65
22
C87
100n
CN8
1
LEDVCC
2
LEDGND
3
F1(DATA)
4
FTG(CLK)
5
+3.3V
6
GND
7
AIN(SI)
+5V
DG
+3.3VD
DG
C50
100p
DG
DG
DG
R52
10k
*R79
0
+3.3VD
+3.3VD
C49
NC
R62
2.7k
DG
C81
1n
RA8
3.3k
1
2
3
4
5
6
7
8
R34
10
C51
100n
C43
1n
R37
4.7k
C40
1n
C46
NC
DG
C48
47u
RA7
22k
1
2
3
4
R56
820
X2
1
2
3
R90
NC
+3.3VD
+3.3VD
+3.3VD
RA9
4.7k
1
2
3
4
5
6
7
8
C71
100n
C74
100n
*IC5
17
IA1_CNTRL_SIN
18
IA1_TESTC
19
IA1_RXOUT
20
IA1_TXSIN
21
IA1_STROBE
22
IA1_*RESET
23
IA1_RXP
24
IA1_HSMICP
25
IA1_HSMICM
26
IA1_VREF
27
IA1_VC
28
IA_AVSS
29
IA1_AVDD
30
IA1_TXP
31
IA1_SPKRP
32
IA1_VDD
33
IA1_SCLK
34
PIA_SCLK/EYECLK
35
*RINGD
36
GPO1
37
GPO2
38
GPI0
39
GPI1
40
GPI2
41
TEST
42
VSS2
43
XTLI/CLKIN
44
XTLO
45
VDD2
46
AVSS
47
ENABLE_VREG
48
AVDD
49
VDDO2
50
*CS
51
*RD
52
*WR
53
*SPR
54
A4
55
A3
56
A2
57
A1
58
A0
59
VSS3
60
D0
61
D1
62
D2
63
D3
64
D4
1
D5
2
D6
3
D7
4
*RESET
5
*IRQ
6
VDD1
7
VDDO1
8
EYEXY/XCLK
9
PIA_*RESET
10
VSS1
11
PIA_STROBE/EYESYNC
12
PIA_TXSIN
13
PIA_RXOUT
14
PIA_CNTRL_SIN
15
PIA_CLKIN
16
IA1_CLKIN
C84
10u
C88
NC
(   )
C91
C79
100n
C72
(   )
NC
C65
NC
(   )
C36
NC(   )
C93
0.1u
0.1u
0.1u
C96
C98
C97
0.1u
0.1u
Q13
B
C
E
Q14
B
E
C
CIS BLOCK
7
KX-FT982UA-B / KX-FT982UA-W / KX-FT984UA-B / KX-FT988UA-B / KX-FT988UA-W
2.2.
Printed Circuit Board
2.2.1.
Digital Board (PCB1) / Component View
[Changed from original section “18.1.1. Component View”]
1
8
1
12
1
5
1
14
1
7
E
32
17
16
1
1
14
15
28
1
8
9
16
1.25A
PCB-CH
AUTO-CH
E
1
CN5
CN6
CN3
CN4
CN1
2
1
2
5
8
4
1
32
17
16
1
18
1
9
7
CN7
1
7 PIN
9 PIN
E
E
1
4
5
8
1
2
C27
C28
C35
C44
C48
Q13
Q14
RA3
RA6
RA8
C83
C88
C90
C2
C3
C4
C5
F1
IC2
R12
R32
R1
R8
R9
R64
R84
R85
R86
X3
C11
C12
C13
IC12
IC4
Q7
IC7
Q1
D11
D12
D13
PNLB1775Z   -LV
A
C46
CN8
CN9
RA2
CA8
R5
RA5
R2
RA9
CN2
C50
C32
C33
C31
R26
R83
C1
R14
L1
Q2
BOND
32.7
X1
C6
IC6
R90
R34
L4
L5
C92
JS1
BAT1
R6
CN10
C36
C104
C105
R91
R92
R93
R94
C97
C98
PbF
KX-FT982UA / KX-FT984UA
 : DIGITAL BOARD BOTTOM VIEW
8
KX-FT982UA-B / KX-FT982UA-W / KX-FT984UA-B / KX-FT988UA-B / KX-FT988UA-W
2.2.2.
Digital Board (PCB1) / Bottom View
[Changed from original section “18.1.2. Bottom View”]
18
1
12
1
5
1
14
17
1
89
16
4
5
1
3
1
14
8
5
8
4
1
E
1
36
37
72
73
108
109
144
1
2
1
16
17
32
33
48
49
64
1
9
4
1
5
E
E
E
E
E
E
E
1
2
12
C20
C22
C26
RESET
C30
+3.3VD
C34
C38
C39
C40
C41
C42
C43
C55
C57
C58
C61
C62
Q10
Q11
C66
C69
Q15
Q16
Q17
RA1
RA4
C75
C77
RA7
C80
C82
+24VF
DG
CA1
D14
L2
L3
NMI
C101
AMON
+3.3V/BAT
IC3
IC9
R10
R11
R15
R19
R20
R21
R22
R23
R24
RA11
R27
R28
R31
R38
R39
R7
R42
R46
R47
R48
RD
R49
R51
R53
R57
R58
R60
R61
R63
R66
R67
R69
R70
R72
R75
R78
R79
+5V
EYCLK
C10
C16
IC11
IC15
EYSYNC
C37
C49
C51
C54
C64
C68
C70
C73
C76
C78
A0
A1
A2
A3
A4
A5
A6
A7
RB0
A8
C81
RB1
A9
RB2
RB3
RB4
C85
RB5
C86
RB6
C95
C9
D0
D1
D2
D3
D4
D5
D6
D7
CE1
CE2
IC5
RA10
Q4
Q5
Q6
R30
XTST
R45
R50
R54
R55
R56
R59
ROMCS
EYXY
R62
R68
R71
X2
+6V
MFCS
A10
A11
WR
JS2
A12
A13
A14
A15
IC10
+2.5V/BAT
C52
C53
R43
R44
*etc
JAM
PAPER
BELL
/CPC
HSTX
HSRX
LINETX
LINERX
HOOK
RLY
DG
+5V
PNLB1775Z   -LV
IC1
C17
+24V
C102
C103
C89
C67
C87
C56
R65
C74
C71
C84
C91
L6
R52
R37
C47
C79
C72
C65
C14
C15
C21
C25
C24
C96
C93
C7
C8
C23
R17
R18
C18
C19
R16
C59
C60
PbF
A
KX-FT982UA / KX-FT984UA
 : DIGITAL BOARD COMPONENT VIEW
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