Service manual
AL-2030/2040CS/2050CS CIRCUIT DIAGRAM 13 - 1
[13] CIRCUIT DIAGRAM
1. MCU PWB (AL-2030/2040CS)
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
(SIN2)
/STBY
/CS3#
DMT3
D2
ARB_INT
(SPPD)
/WDTOVF
D7
ONL
ARB_INT
/WDTOVF
/CS5
SCL
D6
/CS2#
DMT2
(SIN3)
SDA
D4
/SCANST
/SCANSP#
NMI
D2
D10
/STBY
/CS1#
D5
D3
/CS0#
/CS3#
DMT0
A20
D10
CCD_TG
SPFMT1
/RD#
D4
(FW)
D11
D8
(KEYIN1)
D8
/LWR#
D3
D0
/HWR#
D15
D5
/CS1#
/SCANST
POFF
/TRANSST D9
SPFMT3
/LWR#
D1
CPU_SYNC
/HWR#
D9
SPFMT2/MIRCNT D6
(SIN1)
D11
A12
CPU_SYNC
D13
/SCANSP#
/CS0#
/RD#
DMT1
/TRANSST
D1
MCNT
A8
CPUCLK(NC)
NMI
(FW)
D14
D12
D0
SPFMT0
D7
SPFMT1
SPFMT3
SPFMT0
SPFMT2/MIRCNT
/ESSRDY
RY/BY
CRUMSCL
/PRINTST
EXTAL
XTAL
(KEYIN2)
/PRINTST
TxD
SDA
RxD
SCL
POFF
/ES_PAGE
/MSU_ST1
MCNT
RY/BY
/ESSRDY
(KEYIN2)
TxD
RxD
CRUMSDTA
RESETOUT1
STROBE
STROBE
A0
A1
A2
A3
A4
A5
A6
A7
A9
A10
A11
A13
A14
A15
A16
A17
A18
A19
(PSW)
D12
D13
D14
D15
/CS5
CRUMSDTA
CRUMSCL
RESETOUT1
MMCLK
DMT3
DMT2
DMT1
DMT0
XTAL
EXTAL
CPUCLK(NC)
/ES_PAGE
/MSU_ST1
PSL
/CS2#
CCD_TG
VCC3
CPU3.3
VCC3
CPU3.3
VCC3 VCC3
VCC3
RTH(5)
(SIN2)(4)
SELIN1(4)
(SIN3)(4)
SPFMT1(4)
DMT0 (6)
(SIN1)(4)
/CS1(3)
CCD_TG (2,4)
DMT3 (6)
/CS0(3)
D_CONT (4)
DMT2 (6)/LWR(2)
D[15..0] (2,3)
SPFMT3(4)
A[20..0] (2,3)
/RESET0 (2,3,4)
STROBE (4)
/TRANSST(2)
CPU_SYNC (2)
(SPPD) (7)
/RD(2,3)
/SCANSP(2)
ARB_INT (2)
/RESET1
(2,4)
(FW) (4)
SELIN3(4)
SPFMT0(4)
/SCANST(2)
DMT1 (6)
/CS2(2)
PMCLK(5)
(PSW) (7)
/HWR(3)
SPFMT2/MIRCNT(4)
/ASIC_RST (2,4,12)
SELIN2(4)
MMCLK (5)
/PRINTST(2)
POFF (2,5)
TxD (9)
SDA (3)
RxD (9)
SCL (3)
(USB_IN) (4)
(KEYIN2)(4)
(TCS_AN)(5)
(KEYIN1)(4)
RY/BY(3)
ONL(8)
CRUMSDTA (12)
CRUMSCL (12)
PSL(8)
mt_at_home# (4)
MCNT (5)
MCU PWB (CPU section) (AL-2030/2040CS)
Reset Circuit
ASIC_RESET
TP226
TP253
TP180
TP162 TP139
C20 0.1uC20 0.1u
TP201
C25 0.1uC25 0.1u
TP167
BR8
10kJx4
1
2
3
4
8
7
6
5
R261 10kJ
TP222
TP10
TP242
TP172
TP150
BR22
33Jx4
1
2
3
4
8
7
6
5
BR10
10kJx4
1
2
3
4
8
7
6
5
TP227
TP185
TP163 TP140
R4 *1
TP254
TP181
C26
47p
TP202
TP6
TP168
BR23
33Jx4
1
2
3
4
8
7
6
5
BR3
10kJx4
1
2
3
4
8
7
6
5
TP24
IC2
H8S/2321
HD6412321VF25(H8S/2321)
IC2
P35/SCK1
64
P34/SCK0
63
P33/RxD1
62
P32/RxD0
61
P31/TxD1
60
P30/TxD0
59
VCC
58
PD7/D15
57
PD6/D14
56
PD5/D13
55
PD4/D12
54
Vss
53
PD3/D11
52
PD2/D10
51
PD1/D9
50
PD0/D8
49
PE7/D7
48
PE6/D6
47
PE5/D5
46
PE4/D4
45
Vss
44
PE3/D3
43
PE2/D2
42
PE1/D1
41
PE0/D0
40
VCC
39
AVcc
103
Vref
104
P40/AN0
105
P41/AN1
106
P42/AN2
107
P43/AN3
108
P44/AN4
109
P45/AN5
110
P46/AN6/DA0
111
P47/AN7/DA1
112
AVss
113
Vss
114
P17/PO15/TIOCB2/TCLKD
115
P16/PO14/TIOCA2
116
P15/PO13/TIOCB1/TCLKC
117
P14/PO12/TIOCA1
118
P13/PO11/TIOCD0/TCLKB
119
P12/PO10/TIOCC0/TCLKA
120
P11/PO9/TIOCB0/DACK1
121
P10/PO8/TIOCA0/DACK0
122
MD0
123
MD1
124
MD2
125
PG0/CAS
126
PG1/CS3
127
PG2/CS2
128
PG3/CS1
1
PG4/CS0
2
Vss
3
NC
4
VCC
5
PC0/A0
6
PC1/A1
7
PC2/A2
8
PC3/A3
9
Vss
10
PC4/A4
11
PC5/A5
12
PC6/A6
13
PC7/A7
14
PB0/A8
15
PB1/A9
16
PB2/A10
17
PB3/A11
18
Vss
19
PB4/A12
20
PB5/A13
21
PB6/A14
22
PB7/A15
23
PA0/A16
24
PA1/A17
25
PA2/A18
26
PA3/A19
27
Vss
28
PA4/A20/IRQ4
29
PA5/A21/IRQ5
30
PA6/A22/IRQ6
31
PA7/A23/IRQ7
32
P67/CS7/IRQ3
33
P66/CS6/IRQ2
34
Vss
35
Vss
36
P65/IRQ1
37
P64/IRQ0
38
P53/ADTRG
102
P52/SCK2
101
Vss
100
Vss
99
P51/RxD2
98
P50/TxD2
97
PF0/BREQ
96
PF1/BACK
95
PF2/LCAS/ WAIT/BREQO
94
PF3/LWR
93
PF4/HWR
92
PF5/RD
91
PF6/AS
90
VCC
89
PF7/0
88
Vss
87
EXTAL
86
XTAL
85
VCC
84
STBY
83
NMI
82
RES
81
WDTOVF
80
P20/PO0/TIOCA3
79
P21/PO1/YICOB3
78
P22/PO2/TIOCC3
77
P23/PO3/TIOCD3
76
P24/PO4/TIOCA4
75
P25/PO5/TIOCB4
74
P26/PO6/TIOCA5
73
P27/PO7/TIOCB5
72
P63/TEND1
71
P62/DREQ1
70
P61/TEND0/CS5
69
Vss
68
Vss
67
P60/DREQ0/CS4
66
Vss
65
TP261
TP151
TP243
TP173
TP245
TP186
R252 2kJ
TP228
TP182
BR24
33Jx4
1
2
3
4
8
7
6
5
TP141
TP154
TP131
BR6
10kJx4
1
2
3
4
8
7
6
5
TP203
TP8
TP195
TP169
C2
0.1u
C16
0.1u
TP25
BR25
33Jx4
1
2
3
4
8
7
6
5
R17 10kJ
R12 33J
TP174
TP246
TP152
TP244
TP210
C4
100p
C4
100p
R262 10kJ
TP142
TP229
TP187
TP183
TP132
TP204
TP255
TP155
BR26
33Jx4
1
2
3
4
8
7
6
5
R8 *4
TP196
BR11
10kJx4
1
2
3
4
8
7
6
5
R250 10kJ
TP170
R2
N.M.
N.M.
R13 33J
TP258
C12
22pF
TP153
R248 10kJ
TP175
TP247
TP143
TP235
BR17
33Jx4
1
2
3
4
8
7
6
5
TP211
TP188
TP230TP230
C14
N.M.
TP184
BR7
10kJx4
1
2
3
4
8
7
6
5
TP156 TP133
TP205
C13
N.M.
TP256
TP197
C6
12p
IC3
BU4212F
IC3
GND
1
VDD
2
CT
3
VOUT
4
C15
N.M.
BR18
33Jx4
1
2
3
4
8
7
6
5
R16
33J
R14 33J
BR15
10kJx4
1
2
3
4
8
7
6
5
R22
10kJ
R263 10kJ
TP1
R246 10kJ
TP259
TP176
TP248
R1
N.M.
TP126
TP212
TP144
TP236
TP231
R21 33J
TP189
X1
HC-49U/S
19.6608MHz
TP262
BR19
33Jx4
1
2
3
4
8
7
6
5
TP206
TP257
TP157 TP134
BR12
10kJx4
1
2
3
4
8
7
6
5
TP198
C21 0.1uC21 0.1u
TP193
TP30
R19
10kJ
TP260
BR20
33Jx4
1
2
3
4
8
7
6
5
TP7
TP267
TP127
TP177
TP2
C22 0.1uC22 0.1u
TP237
TP213
R3
*2
TP145
R9 33J
BR21
33Jx4
1
2
3
4
8
7
6
5
TP232
R5
N.M.
TP190
TP263
TP158 TP135
C23 0.1uC23 0.1u
TP207
TP199
C7 33p
R421 10kJ
TP194
C10
1uF
C24 0.1uC24 0.1u
R245 10kJ(open)
TP31
C78
100p
TP218
C17
0.01uF
TP250
+
C19
10u/16V
+
C19
10u/16V
TP128
TP214
TP146
TP238
TP233
TP191
TP223
R6
0J
TP159 TP136
TP208
C8 33p
R7 *3
C3
100p
C3
100p
C5 *5
TP164
C9 33p
BR1
10kJx4
1
2
3
4
8
7
6
5
R251 2kJ
TP32
L11 0J (1608)L11 0J (1608)
TP219
TP129
TP251
TP215
TP147
TP239
TP234
TP192
BR14
10kJx4
1
2
3
4
8
7
6
5
TP224
R20
100kJ
TP137
TP209
TP249
TP178
TP160
R249
N.M._10kJ
TP165
R11 100J
TP33
TP220
L1
ZJSR5101-223(open)
L1
ZJSR5101-223(open)
TP130
TP148
TP240
TP216
BR16
10kJx4
1
2
3
4
8
7
6
5
R18
33J
TP225
TP179
TP161 TP138
TP252
R247 10kJ
BR2
10kJx4
1
2
3
4
8
7
6
5
TP200
IC1
N.M._CY25811SC
XIN/CLKIN
1
XOUT
8
VDD
7
VSS
2
SSCLK
5
FRSEL
6
S0
4
S1
3
C18
N.M.
TP166
C1
*6
TP125
TP221
TP9
R10 33J
BR5
10kJx4
1
2
3
4
8
7
6
5
TP171
TP217
TP149
TP241
C11
N.M.
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