Brother HL-2030 - Main Pcb Circuit Diagram, Hl-2030;2040 (1;3; Main Pcb Circuit Diagram, Hl-2030;2040 (2;3

HL-2030/2040/2070N SERVICE MANUAL
A-1
Confidential
DATA[0]
DATA[1]
DATA[2]
DATA[3]
DATA[4]
DATA[5]
DATA[6]
DATA[7]
DATA[8]
DATA[9]
DATA[10]
DATA[11]
DATA[12]
DATA[13]
DATA[14]
DATA[15]
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]
DATA[1]
DATA[12]
DATA[13]
DATA[8]
DATA[4]
DATA[2]
DATA[10]
DATA[3]
DATA[5]
DATA[0]
DATA[9]
DATA[7]
DATA[11]
DATA[6]
DATA[14]
DATA[15]
ADR[7]
ADR[11]
ADR[6]
ADR[13]
ADR[21]
ADR[1]
ADR[2]
ADR[20]
ADR[19]
ADR[4]
ADR[9]
ADR[14]
ADR[12]
ADR[17]
ADR[10]
ADR[15]
ADR[5]
ADR[3]
ADR[18]
ADR[8]
ADR[16]
ADR[9]
ADR[11]
ADR[4]
ADR[6]
ADR[12]
ADR[10]
ADR[5]
ADR[8]
ADR[3]
ADR[2]
ADR[7]
ADR[1]
ADR[4]
ADR[5]
ADR[6]
ADR[1]
ADR[2]
ADR[3]
ANALOG
ANALOG
ANALOG
ANALOG
ANALOG
ADR[13]
ANALOG
ADR[22]
ADR[22]
DATA[10]
DATA[11]
DATA[4]
DATA[12]
DATA[9]
DATA[3]
DATA[2]
DATA[15]
DATA[13]
DATA[7]
DATA[0]
DATA[8]
DATA[6]
DATA[5]
DATA[1]
DATA[14]
VDD3
C17
C27P
R16
0
R17
1k
C3
C103
C15
C101
VDD3
0V
TP12
R21
680
C4
C102
0V
TP141
0V
VDD3
R115
33k
VDD3
R114
180
C22
C103
VDD3
0V
R25
100
R15
100
R22
4.7k
VDD3
4C
EESCL
R50
100k
ZD3
R65
1M
ZD2
UDZS6.8B
IF_FG
0V
R68
22k
0V
ZD1
TP71
0V
C35
C101
R49
1.5k
0V
TP47
0V
5C/6A/6B
ADR[22-1]
6A
SDCSN0
6B
SDCLK0
7A
ROMCSN0
7A
IORDN
U1
S-80928ALMP-DAR
5
CD
2
VCC
1
VOUT
4
NC
3
GND
C20
C101
TP86
0V
C10
C473
10%(B)
R23
1k
TP11
C5
C103
VDD3
0V
TP36
0V
@C11
0
@C16
C10P
@R19
3.3k
@R20
100
@X1
AT-49 33.333333MHZ
1
2
TP17
0V
C76
C5P
R85
2.2k
R86
330
TP116
X2
AT-49 48.00MHZ
1
2
C75
C5P
2-4D
SCAN_CTL
2-6C
SCANNER_FGS
2-7D
MAIN_CTL
2-7D
MAIN_F/R
2-7E
MAIN_FGS2
5E
USBVCC
5E
USBCTL
5E
USBDP
5E
USBDN
4C
USBDN
4C
USBDP
4C
USBCTL
3C
USBVCC
7A
IOWEN
2D
DBRXD
4C
DBTXD
3C
DBRXD
2D
DBTXD
C52
C101
0V
2-6B
FAN12V
2-6A
FAN24V
7A/2-1B/2-4E
RSTN
5C
DATA[15-0]
8E
EESDA
7E
EESCL
4C
EESDA
C23
C103
C54
C104
(1608)
C62
C103
C37
C103
C64
C104
(1608)
C19
C103
C18
C104
(1608)
0V
VDD3
0V
VDD3
PI1
SG-206S
A
K
E
C
C33
C103
C34
C103
4B/5C
ADR[15]
C65
C103
VDD3
4B/5C
ADR[16]
4B/5C
ADR[17]
4C
SDCSN0
4B/5C
ADR[14]
TP110
VDD3
4B/5C
ADR[19]
4C
SDCLK0
4B/5C
ADR[20]
HY57V641620HGLT-P
U6
CS
19
RAS
18
CAS
17
WE
16
LDQM
15
UDQM
39
CLK
38
CKE
37
NC36
36
NC40
40
BA0
20
BA1
21
A0
23
A1
24
A2
25
A3
26
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
A10/AP
22
A11
35
VDD1
1
VDDQ3
3
VDDQ9
9
VDD14
14
VDD27
27
VDDQ43
43
VDDQ49
49
VSSQ6
6
VSSQ12
12
VSS28
28
VSS41
41
VSSQ46
46
VSSQ52
52
VSS54
54
DQ0
2
DQ1
4
DQ2
5
DQ3
7
DQ4
8
DQ5
10
DQ6
11
DQ7
13
DQ8
42
DQ9
44
DQ10
45
DQ11
47
DQ12
48
DQ13
50
DQ14
51
DQ15
53
C32
C103
4B/5C
ADR[18]
0V
VDD3
TP130
C84
C103
4B
IOWEN
VDD3
0V
4B
IORDN
VDD3
4B
ROMCSN0
3B
DATA[15-0]
4B/6A/6B
ADR[22-1]
5D
VBDN
3C
VBDN
2-1A
HEATERON
2-1A
RLYOFFN
2-1A
HTLIMITN
U2
BR24L04F-WE2
7
TEST
3
A2
2
A1
1
A0
4
VSS
5
SDA
8
VCC
6
SCL
2-2F
PNLLED0
2-2F
PNLLED1
2-2F
PNLLED2
2-2F
PNLLED3
2-2E
SOL1
2-2E
SOL2
2-2D
HVPWMDEV
2-2D
HVPWMTRCV
2-2D
HVPWMTRCC
2-2D
HVPWMCHG
2-2B
REG_FRONT_SEN
2-2D
REG_REAR_SEN
2-2F
FRONT_COVER_SEN
2-2F
PNEW_SEN
2-2B
PEDG_SEN
2-2F
PNLSW0
2-2B
THM1
2-2C
FB_TR
2-2C
FB_TRCCV
2-2C
FB_GRID
2-2C
FB_DEV
2-2C
FB_VCLN
VDD3
0V
C39
C104
(1608)
0V
VDD3
C48
C104
(1608)
R29
10k
R109
10k
R104
10k
R102
10k
R100
10k
R93
10k
VDD3
R33
10k
R110
10k
R108
10k
0V
R36
10k
VDD3
R73
10k
@R31
10k
R7
10k
R6
10k
@R4
10k
R3
10k
0V
VDD3
TP113
TP121
TP127
TP135
TP133
TP124
TP97
TP15
TP19
TP20
TP9
2A/2-1B/2-4E
RSTN
@R90
1k
C82
C101
0V
0V
R72
0
TP117
TP109
TP95
TP53
TP44
TP79
TP46
TP70
TP87
TP115
TP92
TP83
TP131
TP75
TP102
TP76
TP63
TP62
TP61
TP67
TP60
TP66
TP59
TP81
TP94
TP120
TP123
TP96
TP103
TP111
TP108
TP112
TP100
TP106
TP105
TP91
TP99
TP4TP5
TP29
TP32
TP89
TP31
TP14
TP7
TP1
TP2
TP6
TP21
TP38
TP101
TP126
2-2C
GRIDC
0V
@CN2
1
3.3V
B2B-PH-K-PK
2
GND
@CN1
1
DBRXD
B2B-PH-K-Y
2
DBTXD
VDD3
R1
10k
0V
VDD3
C36
C104
(1608)
TP90
TP74
TP28
TP27
R13
4.7k
2-5B/2-7B
SENSE
TP22
2-8C
MAIN_FGS
U4
Bellona
VPD
93
XSM
92
XTST
91
TSTDATA
90
TSTMODEN
89
STBC1
114
STBC2
56
VDDE14
14
VDDE30
30
VDDE57
57
VDDE76
76
VDDE86
86
VDDE100
100
VDDE109
109
VDDE115
115
VDDE127
127
VDDE144
144
VSS1
1
VSS13
13
VSS28
28
VSS55
55
VSS78
78
VSS88
88
VSS97
97
VSS110
110
VSS129
129
VDDI7
7
VDDI32
32
VDDI58
58
VDDI84
84
VDDI103
103
VDDI128
128
AVDD
38
AVSS
37
U4
Bellona
RSTN
96
DATA00
138
DATA01
139
DATA02
140
DATA03
141
DATA04
142
DATA05
143
DATA06
2
DATA07
3
DATA08
4
DATA09
5
DATA10
6
DATA11
8
DATA12
9
DATA13
10
DATA14
11
DATA15
12
UCKOUT
31
UCKIN
29
SCKIN
27
VCKOUT
85
VCKIN
87
USBVCC
102
DBRXD
82
VBDN
80
HTLIMITN
25
SCANFGS
73
DCFGS
35
PNLSW0
59
SEN0
52
SEN1
51
SEN2
50
SEN3
49
SEN4
20
TNRLED
53
HVNOISE
69
AI0
39
AI1
40
AI2
41
AI3
42
AI4
43
AI5
44
AI6
45
AI7
46
ADR1
111
ADR2
112
ADR3
113
ADR4
116
ADR5
117
ADR6
118
ADR7
119
ADR8
120
ADR9
121
ADR10
122
ADR11
123
ADR12
124
ADR13
125
ADR14/BA0
126
ADR15/BA1
130
ADR16/RASN
131
ADR17/CASN
132
ADR18/WEN
133
ADR19/DQM0
134
ADR20/DQM1
135
ADR21
136
ADR22
137
ROMCSN0
15
IOWEN
16
IORDN
17
SDCLK0
18
SDCSN0
19
EESCL
95
EESDA
94
USBCTL
101
USBDP
98
UDBDN
99
DBTXD
83
VDON
77
VENBN
79
VSH
81
HEATERON
23
RLYOFFN
24
FAN24V
21
FAN12V
22
SCANCTL
74
DCCTL
34
DCFR
33
PNLLED0
60
PNLLED1
61
PNLLED2
62
PNLLED3
63
SOL1
48
SOL2
47
HVVCLN
67
HVPWMVCLN
70
HVPWMDEV
68
HVPWMTRCV
64
HVPWMTRCC
65
HVPWMCHG
66
REV0
54
REV1
72
PORT00
71
PORT01
36
PORT02
26
PORT03
75
PORT04
104
PORT05
105
PORT06
106
PORT07
107
PORT08
108
R14
BLM18BD221S
2-7C
MAIN_START
2-2D
TNR_SEN
2-3B
TNRLED
R10
68k
C1
C104
0V
R24
10k
VDD3
TP33
R27
27
R26
27
TP30
TP24
R34
10k
VDD3
R28
1k
VDD3
CN5
1
PC5V
3
DP
2
DN
4
GND
5
FG
UBR24-4K2300
6
FG
0V
VDD3
VDD3
3-1B
CDCC_RSTN
3-1C
CDCC_DATA
3-1C
CDCC_CLK
3-1C
CDCC_REQN
3-1B
CDCC_INTN
2
GND
IMSA-9615S-06A-PP-A
1
LDHALF
4
5V
3
DATA
0V
U9
MBM29PL64LM-90TN/10T
CE
26
OE
28
WE
11
BYTE
47
RESET
12
WR/ACC/NC
14
A0
25
A1
24
A2
23
A3
22
A4
21
A5
20
A6
19
A7
18
A8
8
A9
7
A10
6
A11
5
A12
4
A13
3
A14
2
A15
1
A16
48
A17
17
A18
16
A19
9
A20/NC
10
A21/NC
13
VCC
37
VSS27
27
VSS46
46
RY/BY
15
DQ0
29
DQ1
31
DQ2
33
DQ3
35
DQ4
38
DQ5
40
DQ6
42
DQ7
44
DQ8
30
DQ9
32
DQ10
34
DQ11
36
DQ12
39
DQ13
41
DQ14
43
DQ15/A-1
45
VDD5
2-2D
HVPWMVCLN
TP42
@R30
10k
0V
R11
10k
VDD3
CN3
5
BD
6
ENB
L9
0
L10
0
TP181
TP182
TP189
C144
C101
C145
C101
0V
RA13
33
6
3
RA13
33
7
2
RA12
33
5
4
RA13
33
8
1
RA12
33
6
3
RA12
33
7
2
RA11
33
6
3
RA12
33
8
1
RA11
33
7
2
RA11
33
5
4
RA11
33
8
1
RA10
33
7
2
RA10
33
5
4
RA10
33
8
1
RA10
33
6
3
RA13
33
5
4
TP194
TP195
TP193
TP192
L13
BLM18PG181SN1
L14
BLM18PG181SN1
L15
BLM18PG181SN1
L16
BLM18PG181SN1
TP196
TP197
TP198
TP199
LD
Ic=3.3V/33k
=97
A
H:CLOSE
L:OPEN
USB
DEBUG
EEPROM 4kbit
RESET IC
EJECT SENSOR
33.3333MHz
XTAL
48.00MHz
XTAL
SDRAM
A19
47
32M
WP/ACC
NCNC NC
RY/BY
16M
RY/BY
14
A19
NC
ByteByte Byte
RY/BY
13
8M
15
NC
9
FLASH PIN
FLASH MEMORY
NC
PIN
(5Vtol)
(5Vtol)
(5Vtol)
(5Vtol)
(5Vtol)
(5Vtol)
(5Vtol)
(5Vtol)
(5Vtol)
If=(3.3V-1.2V)/180
=11.7mA
P=(11.7mA)^2*180
=1/41W
A21
64M
A19
Byte
RY/BY
WP/ACC
D
B
A
C
E
F
E
D
B
A
C
F
1
1234 67 8
234 5 6 7 8
5
Appendix 1. Main PCB Circuit Diagram, HL-2030/2040 (1/3)
NAME
CODE
B512190CIR (1/3)