Main Pcb Circuit Diagram, Hl-5030/5040/5050 (1/3 - Brother HL 5030 - B/W Laser Printer Service Manual

Service manual
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Appendix 1. Main PCB Circuit Diagram, HL-5030/5040/5050 (1/3)
1
2
A
B
C70
C69
C72
C62
C46
C41
C21
C27
C26
C42
C50
C61
VDD1.8
0V
C103
C103
C103 C103 C103 C103 C103 C103 C103 C103 C103 C103
C65
C66
C68
C71
C63
C53
C47
C44
C35
VDD3
0V
C103
C103
C103 C103 C103 C103 C103 C103 C103
C29
C22
C28
C18
C32
C39
C45
C54
C59
VDD3
0V
C103
C103
C103 C103 C103 C103 C103 C103 C103
C
NC
TP735
U5
215
21
0V
VDD1.8
SW1
TSTMODEN
VDDI21
220
38
VDD3
TSTDATA
VDDI38
221
51
XTST
VDDI51
79
0V
VDDI79
197
99
0V
VPD
VDDI99
117
VDDI117
149
VDDI149
77
162
VDD1.8
PLLVCC_L
VDDI162
177
C58
VDDI177
C103
78
205
0V
PLLGND_L
VDDI205
225
VDDI225
22
248
VDD1.8
PLLVCC
VDDI248
C67
C103
23
7
0V
PLLGND
VDDE7
VDD3
20
D
VDDE20
37
VDDE37
50
VDDE50
65
VDDE65
83
PLL power1.8V and GND
VDDE83
179
98
VDD1.8
USBAVDP
VDDE98
108
C25
VDDE108
C103
C101
180
124
6.3V 6V
0V
USBAVSP
VDDE124
136
C220
VDDE136
148
VDDE148
181
161
VDD3
USBAVDB
VDDE161
C17
176
VDDE176
C103
182
193
0V
USBAVSB
VDDE193
204
VDDE204
222
VDDE222
192
236
VDD3
USBAVDF1
VDDE236
247
C23
E
VDDE247
C103
189
0V
USBAVSF1
8
VSS8
184
24
USBAVDF2
VSS24
VDD1.8
C24
39
VSS39
C103
185
52
0V
USBAVSF2
VSS52
66
VSS66
81
VSS81
84
VSS84
86
VSS86
100
VSS100
111
VSS111
125
VSS125
137
VSS137
150
VSS150
163
VSS163
F
178
VSS178
194
VSS194
206
VSS206
224
VSS224
237
VSS237
249
VSS249
0V
Aurora
1
2
3
4
TP731
U5
TP35
TP6
40
9
DATA[0]
RA12
22
DATA00
ADR01/24
1
8
41
10
DATA[1]
DATA01
ADR02
2
7
42
11
DATA[2]
DATA02
ADR03
3
6
43
12
DATA[3]
DATA03
ADR04
4
5
TP7
TP36
TP732
44
13
DATA[4]
RA13
22
DATA04
ADR05
1
8
DATA[5]
45
14
DATA05
ADR06
2
7
46
15
DATA[6]
DATA06
ADR07
3
6
47
16
DATA[7]
DATA07
ADR08
TP37
TP733
4
5
TP8
48
17
DATA[8]
RA15
22
DATA08
ADR09
1
8
49
18
DATA[9]
DATA09
ADR10
2
7
53
19
DATA[10]
DATA10
ADR11
3
6
54
25
DATA[11]
DATA11
ADR12
TP734
4
5
TP9
TP726
DATA[12]
22
55
26
RA14
DATA12
ADR13
1
8
56
27
DATA[13]
DATA13
ADR14
2
7
57
28
DATA[14]
DATA14
ADR15/BA0
3
6
58
29
DATA[15]
DATA15
ADR16/BA1
4
5
TP727
59
30
DATA16/IO
ADR17/RASN
TP1000
60
31
DATA[15-0]
DATA17/IO
ADR18/CASN
7F/8F/3-6A
61
32
TP1001
DATA18/IO
ADR19/WEN
TP1002
62
33
DATA19/IO
ADR20/DQM0
TP728
63
34
DATA20/IO
ADR21/DQM1
TP729
64
35
DATA21/IO
ADR22/DQM2
TP730
67
36
DATA22/IO
ADR23/DQM3
68
DATA23/IO
69
DATA24/IO
TP10
70
211
R56
DATA25/IO
ROMCSN0
71
212
DATA26/IO
ROMCSN1
TP351
72
DATA27/IO
TP12
73
213
R49
DATA28/IO
IOWEN
TP13
74
214
R51
DATA29/IO
IORDN
VDD3
75
0V
DATA30/IO
76
C33
TP736
DATA31/IO
TP14
95
R63
SDCLK0
TP15
C103
94
R65
C40
U3
SDCLK1
TP16
5
2
C103
196
93
R68
CD
VCC
EXINTN0
SDCLK2
VDD3
4
TP310
NC
TP4
3
1
R43
TP17
96
R57
GND
VOUT
SDCKE0
68
TP5
TP26
216
97
R61
R3112N281C
RSTN
SDCKE1
TP29
0V
90
R42
SDCSN0
C52
TP705
TP30
R70
87
89
R41
SCKOUT
SDCSN1
1
TP31
0
88
R50
AT-49 66.6666MHz
C100
SDCSN2
R71
X2
1M
C57
TP32
85
92
R52
2
0V
SCKIN
SDSDA
TP33
91
R48
C2
SDSCL
TP1009
C60
L6
Aurora
0V
0.82uH
C103
FLASH PIN
FUJITSU
LV
VDD3
PIN
64M
C100
9
A21
D1
Q2
RB751V-40
C104
13
ACC
VCC
2
14
WP
VDD1.8
GND
OUT
3
1
15
A19
NJU7223DL1-19
C93
C89
47
Vccq
16V
C104
C10
0V
MASK ROM PIN
SAMSUNG
/MXIC
VDD7
D2
PIN
128M
11
A19
RB751V-40
12
A21
Q3 NJM2391DL1-05
VDD5
OUT
13
A20
VCC
C114
C122
GND
C116
C103
C22
36
A22
C10
16V
C104
C104
16V
0V
FG1
LVPS
CN7
2
VDD7
+7V
3
0V
0V
C220
C115
6.3V 6V
1
VDD3
+3V
B3B-EH
3
4
5
6
VDD3
6F/7C/7F/3-2E/3-4D/3-4C/8A/8B/3-2D
TP198
ADR[1]
R90
33
RA8
10
ADR[2]
4
5
ADR[3]
3
6
ADR[4]
2
7
ADR[5]
1
8
RA9
10
ADR[6]
4
5
ADR[7]
3
6
ADR[8]
2
7
ADR[9]
1
8
RA10
10
ADR[10]
4
5
ADR[11]
3
6
ADR[12]
2
7
ADR[13]
1
8
10
ADR[14]
RA11
4
5
ADR[15]
3
6
ADR[16]
2
7
ADR[17]
1
8
R97
ADR[18]
10
ADR[19]
R98
10
ADR[20]
R91
22
ADR[21]
R92
33
ADR[22]
R93
33
R94
33
ADR[23]
TP700
33
ROMCSN0
6D/8D
TP702
33
IOWEN
TP703
6D
33
IORDN
6D/8D
0V
TP196
51
SDCLK0
8B
0
SDCLK1
3-4C
0
SDCLK2
3-4C
TP1003
51
6F/7A/7F/3-2E/3-4D/3-4C/8A/8B/3-2D
SDCKE0
8B
0
SDCKE1
3-4C
R62
4.7k
TP197
4.7k
51
R58
SDCSN0
0V
8A
33
SDCKE
SDCSN1
3-2D
33
SDCSN2
R53
3-2D
VDD3
4.7k
33
SDSDA
FLASH for MAIN PROGRAM
3-2C
33
SDSCL
3-2C
ADR[22]
U7
26
37
ROMCSN0
CE
VCC
VDD3
5C/8D
11
IOWEN
WE
5C
C79
28
27
IORDN
OE
VSS-27
C103
TP48
ADR[20]
5C/8D
15
46
RY/BY
VSS-46
0V
R86
0
47
BYTE
R83
0
12
VDD3
RESET
TP50
C80
TOSHIBA
0V
13
R80
0
OKI
OKI
NC
FUJITSU
C103
ADR[1]
25
DL
P2ROM
P2ROM
type
A0
type
Mirror
32M
16M
8M
64M
32M
ADR[2]
24
14
64M
A1
WR/ACC
VDD3
ADR[3]
23
A19
A19
A19
NC
A19
A19
A2
ADR[4]
22
A21
NC
NC
NC
A21
NC
A3
DATA[0]
ADR[5]
21
29
WP/ACC
WP/ACC
NC
NC
NC
NC
A4
DQ0
ADR[6]
20
31
DATA[1]
RY/BY
RY/BY
RY/BY
RY/BY
NC
NC
A5
DQ1
ADR[7]
19
33
DATA[2]
Byte
Byte
Byte
Byte
Byte
Byte
A6
DQ2
ADR[8]
18
35
DATA[3]
A7
DQ3
ADR[9]
8
38
DATA[4]
A8
DQ4
ADR[10]
7
40
DATA[5]
A9
DQ5
ADR[11]
DATA[6]
6
42
A10
DQ6
DATA[7]
ADR[12]
5
44
A11
DQ7
SAMSUNG
MXIC
MXIC
ADR[13]
4
30
DATA[8]
non-page
non-page
A12
DQ8
ADR[14]
3
32
DATA[9]
64M
32M
32M
8M
A13
DQ9
ADR[15]
2
34
DATA[10]
A19
A19
A19
NC
A14
DQ10
ADR[16]
1
36
DATA[11]
A21
Vss
Vss
Vss
A15
DQ11
ADR[17]
48
39
DATA[12]
A16
DQ12
A20
A20
A20
NC
ADR[18]
DATA[13]
17
41
A17
DQ13
NC
Vss
NC
NC
DATA[14]
ADR[19]
16
43
A18
DQ14
TP49
ADR[20]
R74
DATA[15]
0
9
45
A19
DQ15/A-1
ADR[21]
10
A20
ADR[22]
R75
0
MBM29DL324BE-90TN
DATA[15-0]
3B/8F/3-6A
6F/7A/7C/3-2E/3-4D/3-4C/8A/8B/3-2D
ADR[23-1]
7A/7C/7F/3-2E/3-4D/3-4C/8A/8B/3-2D
5
6
A-1
7
8
ADR[23-1]
SDRAM
A
U4
19
1
SDCSN0
CS
VDD1
VDD3
5C
RASN
18
3
ADR[17]
RAS
VDDQ3
6F/7A/7C/7F/3-2E/3-4C
17
9
CASN
ADR[18]
CAS
VDDQ9
6F/7A/7C/7F/3-2E/3-4C
16
14
WEN
ADR[19]
WE
VDD14
6F/7A/7C/7F/3-2E/3-4C
27
VDD27
DQM0
15
43
ADR[20]
LDQM
VDDQ43
6F/7A/7C/7F/3-2E/3-4C
DQM1
39
49
ADR[21]
UDQM
VDDQ49
6F/7A/7C/7F/3-2E/3-4C
38
6
SDCLK0
CLK
VSSQ6
5C
37
12
SDCKE0
CKE
VSSQ12
6C
28
VSS28
R40
36
41
ADR[14]
NC36
VSS41
0
40
46
TP303
NC40
VSSQ46
36PIN
52
VSSQ52
BA0
20
54
ADR[15]
BA0
VSS54
0V
6F/7A/7C/7F/3-2D/3-2E
BA1
21
ADR[16]
BA1
B
6F/7A/7C/7F/3-2D/3-2E
2
DQ[0]
DQ0
4
DQ[1]
DQ1
5
DQ[2]
DQ2
7
DQ[3]
DQ3
ADR[2]
23
8
DQ[4]
A0
DQ4
ADR[3]
24
10
DQ[5]
A1
DQ5
ADR[4]
25
11
DQ[6]
A2
DQ6
26
13
ADR[5]
DQ[7]
A3
DQ7
29
42
ADR[6]
DQ[8]
A4
DQ8
30
44
ADR[7]
DQ[9]
A5
DQ9
ADR[8]
31
45
DQ[10]
A6
DQ10
ADR[9]
32
47
DQ[11]
A7
DQ11
ADR[10]
33
48
DQ[12]
A8
DQ12
ADR[11]
34
50
DQ[13]
A9
DQ13
22
51
ADR[12]
DQ[14]
A10/AP
DQ14
35
53
ADR[13]
DQ[15]
A11
DQ15
C
K4S641632D-TC1H
ADR[23-1]
DQ[15-0]
3-2A/3-7D
TP1
ADR[22]
R77
MASK ROM
0
TP2
R96
ADR[23]
0
U6
24
37
ROMCSN0
CE
VCC-37
VDD3
5C/6D
38
VCC-38
R76
27
12
IORDN
OE
VSS-12
C81
5C/6D
0
25
D
VSS-25
C103
26
VSS-26
R95
1
36
VDD3
BHE
VSS-36
C82
VDD3
0
47
VSS-47
C103
48
VSS-48
0V
ADR[1]
23
A0
ADR[2]
22
A1
ADR[3]
21
A2
ADR[4]
20
A3
ADR[5]
19
28
DATA[0]
A4
DQ0
ADR[6]
18
30
DATA[1]
A5
DQ1
ADR[7]
17
32
DATA[2]
A6
DQ2
ADR[8]
16
34
DATA[3]
A7
DQ3
ADR[9]
DATA[4]
10
39
A8
DQ4
ADR[10]
9
41
DATA[5]
A9
DQ5
ADR[11]
8
43
DATA[6]
A10
DQ6
ADR[12]
7
45
DATA[7]
E
A11
DQ7
ADR[13]
6
29
DATA[8]
A12
DQ8
ADR[14]
5
31
DATA[9]
A13
DQ9
ADR[15]
4
33
DATA[10]
A14
DQ10
ADR[16]
DATA[11]
3
35
A15
DQ11
ADR[17]
2
40
DATA[12]
A16
DQ12
ADR[18]
15
42
DATA[13]
A17
DQ13
ADR[19]
14
44
DATA[14]
A18
DQ14
ADR[20]
11
46
DATA[15]
A19
DQ15/A-1
ADR[21]
13
A20
K3N6V1000D
DATA[15-0]
ADR[23-1]
3B/7F/3-6A
F
CODE
LJ9325001
NAME
B512159CIR (1/3)
7
8
A - 1
APPENDIX

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