Brother HL-4040CN, Руководство по обслуживанию

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Confidential 6-3
Main PCB Circuit Diagram (3/6)
ROM, Board id, Debug Serial I/F
56pin TSOP1
MIRROR FLASH
(128Mbit/ 64Mbit )
FLASH or P2(64Mbit)
(128M/ 64Mbit )
56pin TSOP1
ROM0
ROM1
48pin TSOP1
37
1
38
2
NTH
GNDX5
(NC) (NC)
P2ROM
(128/64Mbit)
48pin TSOP1
P2ROM
(128/64Mbit)
D
B
A
C
E
F
E
D
B
A
C
F
1 5
1 5 6 7 8 4 3 2
6 7 8 4 3 2
DATA[13]
DATA[5]
ADR[24-1]
DATA[11]
DATA[0]
DATA[14]
DATA[6]
DATA[10]
DATA[2]
DATA[15]
DATA[12]
DATA[7]
DATA[4]
DATA[1]
DATA[8]
DATA[9]
DATA[3]
ADR[2]
ADR[3]
ADR[7]
ADR[8]
ADR[9]
ADR[10]
ADR[11]
ADR[12]
ADR[20]
ADR[6]
ADR[13]
ADR[15]
ADR[14]
ADR[21]
ADR[17]
ADR[18]
ADR[24] ADR[24]
DATA[10]
DATA[15]
DATA[7]
DATA[6]
DATA[9]
DATA[0]
DATA[12]
DATA[5]
DATA[3]
DATA[8]
DATA[1]
DATA[11]
DATA[13]
DATA[4]
DATA[2]
DATA[14]
DATA[15-0]
ADR[1]
ADR[2]
ADR[3]
ADR[4]
ADR[5]
ADR[6]
ADR[7]
ADR[8]
ADR[9]
ADR[10]
ADR[16]
ADR[14]
ADR[11]
ADR[13]
ADR[12]
ADR[15]
ADR[18]
ADR[17]
ADR[19]
ADR[22]
ADR[20]
ADR[21]
ADR[23]
ADR[1]
ADR[2]
ADR[3]
ADR[6]
ADR[5]
ADR[4]
ADR[9]
ADR[8]
ADR[11]
ADR[12]
ADR[10]
ADR[7]
ADR[14]
ADR[18]
ADR[16]
ADR[17]
ADR[13]
ADR[15]
ADR[23]
ADR[19]
ADR[21]
ADR[20]
ADR[22]
DATA[0]
DATA[1]
DATA[3]
DATA[2]
DATA[5]
DATA[4]
DATA[7]
DATA[6]
DATA[9]
DATA[14]
DATA[15]
DATA[12]
DATA[8]
DATA[11]
DATA[10]
DATA[13]
ADR[19]
NTRC_DATA[0] NTRC_DATA[0]
NTRC_DATA[3] NTRC_DATA[3]
NTRC_DATA[1] NTRC_DATA[1]
NTRC_DATA[2] NTRC_DATA[2]
DATA[2]
ADR[22] DATA[14]
ADR[12]
DATA[15]
ADR[14]
DATA[11]
DATA[12]
ADR[16]
ADR[6]
ADR[11]
ADR[2]
DATA[7]
DATA[8]
ADR[17]
ADR[5]
ADR[23]
DATA[5]
DATA[3]
ADR[10]
ADR[18]
DATA[1] ADR[9]
ADR[1]
DATA[13] ADR[21]
ADR[3]
ADR[4]
ADR[20]
DATA[0]
DATA[9]
DATA[4]
ADR[15]
ADR[7]
DATA[10]
DATA[6]
ADR[8]
ADR[19]
ADR[13]
ROM1_CS_N
IO_WR_N
IO_RD_N
RESET_N
ADR[1]
ADR[2]
ADR[3]
ADR[4]
ADR[5]
ADR[6]
ADR[7]
ADR[8]
ADR[9]
ADR[10]
ADR[11]
ADR[12]
ADR[13]
ADR[14]
ADR[15]
ADR[16]
ADR[17]
ADR[18]
ADR[19]
ADR[20]
ADR[21]
ADR[22]
ADR[23]
ADR[24]
ADR[23]
ADR[20]
ADR[22]
ADR[21]
ADR[23]
ADR[17]
ADR[16]
ADR[13]
ADR[1]
ADR[4]
ADR[5]
ADR[6]
ADR[1]
ADR[2]
ADR[3]
ADR[4]
ADR[5]
ADR[8]
ADR[9]
ADR[10]
ADR[11]
ADR[12]
ADR[16]
ADR[22]
ADR[7]
4-1A/1-3A
IO_WR_N
4-1C/1-3A
ADR[24-1]
TP129
C132
C104
4-1A/1-3A
IO_RD_N
1-3A
ROM0_CS_N
1-3A
ROM1_CS_N
4-1E/1-1A
DATA[15-0]
C138
C104
5-5E/1-1A/1-6B
RESET_N
+3.3V
SGND
SGND
+3.3V
SGND
+3.3V
TP316
TP344
TP242
R149 10k
R136 10k
R129 10k
R137 10k
R145 10k
R139 10k
R143 10k
R141 10k
R171 10k
R169
10k
R163 10k
R167
10k
R165 10k
SGND
+3.3V
R201 10k
R175 10k
R123 10k
R197 10k
R159 10k
R166 10k
R196 10k
R160 10k
R168
10k
R162 10k
R146
10k
R148
10k
R172 10k
R158 10k
R156
10k
R200
10k
R170
10k
R142
10k
R140
10k
R138
10k
R161 10k
R164 10k
R135
10k
R124 10k
R192 10k
R199
10k
R144 10k
R128 10k
R184 10k
R155 10k
+3.3V
TP340
C129
C104
SGND
+3.3V
SGND
R193
1k
TP322
TP134
TP165
TP276
TP214
TP309
TP294
TP308
TP253
TP293
TP164
TP275
TP166
TP240
TP352
TP274
TP167
TP272
TP277
TP289
TP168
TP273
TP271
TP313
TP161
TP225
TP218
TP223
TP215
TP205
TP232
TP208
TP195
TP224
TP196
TP222
TP206
TP207
TP197
TP231
TP216
U6
MR27V12850J-034TN
CE
24
OE
27
BYTE
1
A0
23
A1
22
A2
21
A3
20
A4
19
A5
18
A6
17
A7
16
A8
10
A9
9
A10
8
A11
7
A12
6
A13
5
A14
4
A15
3
A16
2
A17
15
A18
14
A19
11
A20
13
A21
12
A22
36
VCC37
37
VCC38
38
VSS25
25
VSS26
26
VSS47
47
VSS48
48
D0
28
D1
30
D2
32
D3
34
D4
39
D5
41
D6
43
D7
45
D8
29
D9
31
D10
33
D11
35
D12
40
D13
42
D14
44
D15/A-1
46
SGND SGND
TP359
+3.3V
TP162
25
TRCDATA2
14 PORT1_IN
1-7A
JTAG_MS
34
TRCDATA14
TP96
19
TRCEND
16 PORT2_IN
R16
33
1-7A
JTAG_RST
8
PORT1_OUT
1-7A
JTAG_CK
30 TRCDATA12
9
DDO
SGND
TP81
28
TRCDATA11
SGND
1-8A
NTRC_END
18
PORT3_IN
R15
33
36
TRCDATA15
23
TRCDATA1
31 TRCDATA5
1-7A
JTAG_DI
TP80
TP83
6
DRST-
32 TRCDATA13
11
Reserved1
24
TRCDATA9
5
DMS
1-8A
NTRC_CLK
17
TRCCLK
4
VCCIO
TP82
27
TRCDATA3
3
DCK
R14
33
13 Reserved2
TP92
12
PORT3_OUT
22
TRCDATA8
21
TRCDATA0
35
TRCDATA7
TP91
R23
4.7k
CN6
JTAG
1 GND
37
GND
TP75
TP74
2 GND
1-8A
JTAG_DO
1-7B
JTAG_RMODE/BKTGIO
SGND
+3.3V
33
TRCDATA6
29 TRCDATA4
15 Reserved3
2-767004-2
38
GND
26
TRCDATA10
TP101
+3.3V
20
TRCCE
TP100
7
DDI
10
PORT2_OUT
R22
33
SGND
+3.3V
B2B-PH-K-PK(LF)(SN)
2
GND
1-4B
DEBUG_RXD
SGND
TP307
(FCT)
@CN10
(Yellow)
1
DBRXD
@U10
TC7SH08FU(F)
(SSOP5)
5V->3.3V Level
1
B
4
Y
5
VCC
2
A
3
GND
B2B-PH-K-Y(LF)(SN)
2
DBTXD
@CN8
(Pink)
1
5V
@R34
10k
+5.0V
+3.3V
1-5B
DEBUG_TXD
TP305
(FCT)
U5
S29GL128N90TFIR20H
CE
32
WE
13
OE
34
WP/ACC
16
BYTE
53
RESET
14
A0
31
A1
26
A2
25
A3
24
A4
23
A5
22
A6
21
A7
20
A8
10
A9
9
A10
8
A11
7
A12
6
A13
5
A14
4
A15
3
A16
54
A17
19
A18
18
A19
11
A20
12
A21
15
A22
2
A23
1
NC56
56
NC55
55
VCC
43
VIO
29
VSS_52
52
VSS_33
33
RY/BY
17
NC27
27
NC28
28
NC30
30
DQ0
35
DQ1
37
DQ2
39
DQ3
41
DQ4
44
DQ5
46
DQ6
48
DQ7
50
DQ8
36
DQ9
38
DQ10
40
DQ11
42
DQ12
45
DQ13
47
DQ14
49
DQ15/A-1
51
1-5B
DEBUG_PHOTO_TXD
SGND
R33
10k
1-4B
DEBUG_PHOTO_RXD
U8
TC7SH08FU(F)
1
B
4
Y
5
VCC
2
A
3
GND
B2B-PH-K-M(LF)(SN)
2 PHRXD
+3.3V
@CN9
(Green)
1 PHTXD
SGND
TP244
RA45
10k
2
7
1
8
3
6
4
5
RA3
33
2 7
1 8
3 6
4 5
1-8A
NTRC_DATA[3-0]
TP114 R119
1k
SGND
+3.3V
U11
MR27V12850J-034TN
CE
24
OE
27
BYTE
1
A0
23
A1
22
A2
21
A3
20
A4
19
A5
18
A6
17
A7
16
A8
10
A9
9
A10
8
A11
7
A12
6
A13
5
A14
4
A15
3
A16
2
A17
15
A18
14
A19
11
A20
13
A21
12
A22
36
VCC37
37
VCC38
38
VSS25
25
VSS26
26
VSS47
47
VSS48
48
D0
28
D1
30
D2
32
D3
34
D4
39
D5
41
D6
43
D7
45
D8
29
D9
31
D10
33
D11
35
D12
40
D13
42
D14
44
D15/A-1
46
C139
C104 +3.3V
+3.3V
+3.3V
R224
0
R228 1k
TP501
U9
S29GL128N90TFIR20H
CE
32
WE
13
OE
34
WP/ACC
16
BYTE
53
RESET
14
A0
31
A1
26
A2
25
A3
24
A4
23
A5
22
A6
21
A7
20
A8
10
A9
9
A10
8
A11
7
A12
6
A13
5
A14
4
A15
3
A16
54
A17
19
A18
18
A19
11
A20
12
A21
15
A22
2
A23
1
NC56
56
NC55
55
VCC
43
VIO
29
VSS_52
52
VSS_33
33
RY/BY
17
NC27
27
NC28
28
NC30
30
DQ0
35
DQ1
37
DQ2
39
DQ3
41
DQ4
44
DQ5
46
DQ6
48
DQ7
50
DQ8
36
DQ9
38
DQ10
40
DQ11
42
DQ12
45
DQ13
47
DQ14
49
DQ15/A-1
51
NC
NC
NC
NC
NC
NC
NC
NC
NC
NAME
CODE
CIR B512246 (3/6)
LM9444-001