AM-900U
6 – 1
FAX
AM-900U
Service Manual
Service Manual
Market
E
CHAPTER 6.
CIRCUIT SCHEMATICS AND PARTS LAYOUT
[1] Control PWB circuit
1. Main Controller Block (1a/10)
A
A
B
B
C
C
D
D
E
E
6
5
4
3
2
1
PB_ADDR3
PB_ADDR0
PB_ADDR1
PB_ADDR4
PB_ADDR2
PB_DATA7
PB_DATA1
PB_DATA2
PB_DATA5
PB_DATA6
PB_DATA0
PB_DATA4
PB_DATA3
/STRB3D
/STRB5D
/STRB2D
/STRB0D
/STRB1D
/STRB7D
/STRB6D
/STRB4D
DG
DG
DG
DG
+1.8V
+3.3V
+3.3V
+3.3V
DG
DG
DG
DG
DG
DG
DG
PDATA
/SCLK
BZOUT
/MODEM_RESET
CISRLED
PB_ADDR[4:0]
/DPAGE
/VSYNC
PCURESET
/DSRDY
/CMD
/SYNC
/STS
TXMUTE
/CPRDY
MODEM_INT
/PANEL_CS
/MODEM_CS
/PB_WE
/PB_OE
/SPMUTE
VOLC
VOLA
BZCONT
VOLB
LEDON
LCD_E
/ADF_SET_DOC
/ADF_READ_DOC
/CIS_HOME
CRNT0
PB_DATA[7:0]
CRNT1
SCAN_I02
SCAN_I12
SCAN_I01
SCAN_PH1
SCAN_I11
SCAN_PH2
GAINC
CISBLED
RTC_CE
RTC_CLK
RTC_DATA
ERLY
DPMUTE
DPON
CML
CISCLK
CISGLED
/FLASH_WP
/STRB1
/STRB3
/STRB5
/STRB7
/STRB0
/STRB2
/STRB4
/STRB6
CISSP
CISVON
Main Controller Block(1/2)
VCC
5
GND
2
1
2
4
5
3
1
6
+
3
4
GP_P7/PB_DATA7
37
GP_P6/PB_DATA6
36
GP_P5/PB_DATA5
35
GP_P4/PB_DATA4
34
GP_P3/PB_DATA3
33
GP_P2/PB_DATA2
32
GP_P1/PB_DATA1
30
GP_P0/PB_DATA0
29
RESET_L
161
TCK
173
TDO
176
TMS
174
SDRAM_DATA15
98
SDRAM_DATA14
97
SDRAM_DATA13
96
SDRAM_DATA12
94
SDRAM_DATA11
93
SDRAM_DATA10
92
SDRAM_DATA9
91
SDRAM_DATA8
89
SDRAM_DATA7
88
SDRAM_DATA6
87
SDRAM_DATA5
86
SDRAM_DATA4
83
SDRAM_DATA3
82
SDRAM_DATA2
81
SDRAM_DATA1
80
SDRAM_DATA0
78
ROM_CS_L
77
SDRAM_CKE
103
SDRAM_CLK
104
SDRAM_ADDR1
123
SDRAM_BANK1
125
SDRAM_BANK0
127
SDRAM_ADDR2
122
SDRAM_ADDR3
119
SDRAM_ADDR4
116
SDRAM_ADDR5
114
SDRAM_ADDR6
113
SDRAM_ADDR7
112
SDRAM_ADDR8
111
SDRAM_ADDR9
109
SDRAM_ADDR10
108
SDRAM_ADDR11
107
SDRAM_ADDR12
106
SDRAM_RAS_L
128
SDRAM_CS1A_L
118
SDRAM_CS0_L
102
SDRAM_DQMA1
101
SDRAM_DQMA0
99
SDRAM_CAS_L
129
SDRAM_WE_L
130
VSS
38
VSS
10
SDRAM_ADDR0
124
TDI
175
VSS
22
HOST0_DM
189
HOST0_DP
190
DEV_RUP
200
DEV_RREF
197
AFE_VINR
165
AFE_VING
163
AFE_VINB
162
AFE_VREFP
168
AFE_VCM
169
AFE_VREFN
167
AFE_ANAREF
164
GP_O4/PB_ADDR4
25
GP_O1/PB_ADDR1
21
GP_O5/PB_ADDR5
26
GP_O6/PB_ADDR6
27
GP_O7/PB_ADDR7
28
GP_O0/PB_ADDR0
20
GP_N0/PB_CS0
13
GP_N2/PB_CS2
16
GP_N4/PB_NOE
18
GP_N5/PB_NWE
19
GP_N1/PB_CS1
14
GP_N3/PB_CS3
17
GP_M0/PO_ACK
3
GP_M1
4
GP_M2/PO_DONE
5
GP_M3/CK_PWM4
6
GP_M4/CK_PWM5
7
GP_M5
8
GP_M6
9
GP_M7
12
GP_L0/PO_DATA0
201
GP_L1/PO_DATA1
202
GP_L2
203
GP_L3
204
GP_L4
205
GP_L5
206
GP_L6
1
GP_L7
2
RTC_XIN
138
RTC_XOUT
139
HOST1_DP
187
HOST1_DM
186
VSS
66
VSS
76
VSS
85
VSS
95
VSS
105
VSS
115
VSS
121
VSS
131
VSS
141
VSS
152
VSS
160
VSS
171
VSS
182
VSS
207
ADC_AVSS
41
ADC_AVSS
51
ADC_AVDD33
46
GP_C0
54
GP_D0/CK_PWM2
55
GP_C1
56
GP_D1/CK_PWM3
57
GP_C2
58
GP_C3
59
GP_C4
61
GP_C5
62
GP_C6
63
GP_C7
64
GP_F0/PO_PAGE_SYNC
67
GP_F1/PO_LINE_SYNC
68
GP_F2
69
GP_F3/PO_REQ
70
GP_F4
72
GP_F5
73
GP_F6
74
GP_F7
75
GP_H0/PI_TGEN0/MAIN_CLK
132
GP_H1/PI_TGEN1/BASE_CLK
133
GP_H2/PI_TGEN2
134
GP_H3/PI_TGEN3
135
GP_H4/PI_TGEN4
143
GP_H5/PI_TGEN5
144
GP_H6/PI_TGEN6
145
GP_H7/PI_TR_TGEN
146
GP_J0
148
GP_J1
149
GP_J2
150
GP_J3
151
GP_J4
153
GP_J5
154
GP_J6
155
GP_J7
156
GP_K0
158
GP_K1
159
CK_PWM1
177
CK_PWM0
178
XIN
181
XOUT
180
IO_VDD33
15
IO_VDD33
31
IO_VDD33
40
IO_VDD33
52
IO_VDD33
53
IO_VDD33
60
IO_VDD33
71
IO_VDD33
79
IO_VDD33
90
IO_VDD33
100
IO_VDD33
110
IO_VDD33
117
IO_VDD33
126
IO_VDD33
136
IO_VDD33
147
IO_VDD33
157
IO_VDD33
179
IO_VDD33
208
CORE_VDD18
11
CORE_VDD18
39
CORE_VDD18
65
CORE_VDD18
84
CORE_VDD18
120
CORE_VDD18
142
CORE_VDD18
172
CORE_VDD18
183
GP_O2/PB_ADDR2
23
GP_O3/PB_ADDR3
24
DEV_VSENSE
199
DEV_DM
195
DEV_DP
194
DEV_RSDM
192
DEV_RSDP
193
RTC_VDD18
140
RTC_VSS
137
AFE_AVDD33
170
AFE_AVSS
166
DEV_AVSS
196
DEV_AVDD33
198
HOST_AVSS
191
HOST_AVDD33
188
PLL_AVDD18
184
PLL_AVSS
185
ADC_VIN00
42
ADC_VIN01
43
ADC_VIN03
44
ADC_VIN05
45
ADC_VIN10
47
ADC_VIN11
48
ADC_VIN13
49
ADC_VIN15
50
1/10
(4-F1)
(5-H5)
(5-H4)
(5-H5)
(5-H5)
(5-H5)
(5-B4)
(5-B4)
(5-D1)
(5-D1)
(5-D1)
(5-D1)
(4-C1)
(4-F1)
(4-F1)
(5-B4)
(4-B3)
(3-A3)
(3-C1)
(5-B4)
(5-B4)
(5-B5)
(4-I3)
(4-I4)
(4-I2)
(3-F1)(5-B5)
(4-A3)
(4-A3)
(3-B3)
(3-B3)
(3-B3)
(3-B3)
(3-B3)
(3-B3)
(3-F3)
(3-F3)
(4-C1)
(4-C1)
(4-B3)
(4-B3)
(4-B3)
(4-B3)
(4-B3)
(4-B3)
(4-A5)
(4-A5)
(5-H4)
(5-H3)
(4-B1)
(4-B1)
(4-A6)
(4-F2)
(4-F1)
(4-F1)
(4-F1)
(4-B4)
(1-H6)
(1-H6)
(1-H6)
(2-B1)
(5-H4)
C49
0.1U
C42
0.1U
R65
N.M.
R51
100
R62
0
C20
0.1U
C35
0.1U
R5
4.7K
R425
0
C6
N.M.
R53
0
BR9
270 x4
R435
N.M.
R11
220
IC3C
74LV1GWU04ASCE
R55
390
C21
27P
R50
N.M.
R45
N.M.
C63
0.1U
R67
N.M.
R60
0
R434
N.M.
X2
27.5549MHz
R22
270
IC11
N.M.
C43
0.1U
C34
0.1U
C37
0.1U
R47
33
R20
220
R52
1M
C46
0.1U
R41
0
R42
0
BR6
270 x4
C1
N.M.
R36
0
R81
180
R3
10
C12
18P
IC3A
74LV1GWU04ASCE
R423
0
C62
0.1U
R69
0
C11
18P
TP1
R9
0
C23
33P
R426
0
C48
0.1U
R15
33
C60
0.1U
C57
0.1U
R80
1M
C59
0.1U
C56
0.1U
R40
0
R54
33
R424
0
BR10
270 x4
C47
0.1U
R7
0
C50
0.1U
C40
0.1U
C33
N.M. (10U/16V)
R1
0
R13
0
C7
N.M.
R43
0
R17
33
C38
0.1U
BR15 220 x4
IC3B
74LV1GWU04ASCE
IC1
OA-2000 FAX CONTROLLER
X3
24MHz
R46
10
C51
0.1U
C44
0.1U
C58
0.1U
R59
0
R19
220
C16
N.M.
C45
0.1U
TP3
C41
0.1U
C36
0.1U
C61
0.1U
R64
N.M.
C39
0.1U
R38
0
BR16 220 x4
Содержание AM 900 - Digital Office Laser Copier
Страница 120: ...AM 900U 6 13 13 Control PWB parts layout Bottom side The CONTROL PWB of the model employs lead free solder F3 F5 F7 F4 ...
Страница 122: ...AM 900U 6 15 2 LIU PWB parts layout Top side The LIU PWB of the model employs lead free solder ...
Страница 123: ...AM 900U 6 16 3 LIU PWB parts layout Bottom side The LIU PWB of the model employs lead free solder ...