Brother HL 1660 - Manual (Page 9)

5 . MAIN PCB
MODEL HL-1660/TMT-17 54T-U02-103
SOLDER POINT
SP1
SP2
SP3
SP4
SP5
SP6
SP7
TRANSACT CUT POINT
CP1
CP2
CP5
SOLDERING OPEN
TRANSACT
CUT SHORT
1
+
+
#26 #27
C75
C8
C136
C133
C130
C127
+
156 157
L7
SP3 XT4 CP1
Q24
1
POW
FAN
9.8304MHZ
#33
1
1
1
1
1
1 1 1
1
1
1
1
1
#32
GCMK-C2X
R
C50
RA10 RA9
RA23
RA28
C63
C71
C69
C56
C48
C46
RA21 RA20
25
24
RA15
Q14
D5
Q11
Q9
Q7
Q15
Q12
Q10
Q8
H.VOL
MPC358
Q6
SP2
C38
+
+ D3
D4
RA27
RA22
40
64
Q3
Q2
C21
R1
25
X24C04F
26
50
51
DA1
RA1
100
1
19
76
A2
R
RA4 RA3
2
20
P . FEED
POWER
P4
C3
+
75
R4
80
Q4
L1
Q5
Q13
65
41
CH6
M38063FP
(1)
A1
B1
(26)
C68
21
1
CP1 SP2
RMV ADD
CUT SHORT
R65,R67 R66,R78
2 ROM 8MX6
C40
P5
C49
C79
C93
C78
C104
C95
C82
C103
C125
C126
C94
C83
15 28
28 15
14
14
14
28 15
14
15
42 42 42
28
27C8000 23C8000 23C16000
27C8000 23C8000 23C16000
F245
A25
B25
(25)
CH5
CH7 R30
C67
RA24
HM514800
(ODD)
HM514800
HM514800
HM514800
RA26
SLOT1 SLOT2
RA25
GND
94V-0
VCC
F04
RA40
RA43
RA29
RA30
1
2
1
2
LS244 LS244
RA6 RA7 RA8
RA5
R23
LS244
22
W1
+
C58
RA17
C34
R17
C37
C36
C35
C33
D2
R16
D1 R15
R14
R13
R11
RA16
SP7
CP2
RA14
RA13
RA12
RA11 BZ1
LS07
LS245 LS245
LS245 RA19RA18
C60
C55
C43
R33
CH3
CH2
R22
C39R21
R19
R10
R18
FLOCK
GND
GND
+24VRET
+24V
+5V
+5V
HEAT
R26
R27
R28
R31
L2
L3
R29
CH4
C70
R24
R20
R9
R7
R12
C24
C20
C23
C19 C17
C10
C7
C2
C13
C4 C6 C5
C1 33
C16
C28
+24V
+5B
+5V
+24V
1 PANEL 20
C31
+
21
SW1
2 P1
C29
C27
C25
C14
C12
C9
34
C22
R8
68 67
R2
R3 C26
C11
C15
MPD65632GC
R6
R5
CH1
C32
C41
Q1
35
1
2 SP1
IC CARD P2 36
C18
C30
C66
R32 C65
R35
R37
R39
C64
C62
C45 C44
R34
R25
R36
R38
R40
R41
XT1
5 . 00MHZ
SHORT
CUT
FLSH W2 W3 W4
21 22
F04
#13
#18
#28
#23
#21
#9
ROM2L
(ODD)
ROM1L
(ODD)
ROM0L
ROM1H
CN3
(EVEN )
ROM2H
(EVEN ) (EVEN )
ROM 0H
#8 #7
#14
(50)
C51
C74
C76
C87
C109
C99
RA33
RA36
RA39
RA45
F245
RA38
RA42
RA35
RA32
C89
C86
A16
B16
C16 P8 OPTION I / O
C98
R52
Q20
C102
R51
C110
C101
R50
FUSER
SCNMTR
SCNL SR
Q21
L4
L5
L6
R63
C118
C119
C131
C134
C113
R96
D7
R107
RA68
C157 C153
R111 R112
C179 C180
C181
C176
C172
C170
R103
R101
19
13 1 25 1
1 2
14
ADM202JRN
ADM202JRN
ALS1034
ALS1034
SP5
R122
R113
R105
C159
C182
RS
232C
C151
R104
C 147
C160
C155
C152
C150
C144
R 99
C141
C139
C117
C165
RA64
C135
C148
SP6
C186R136
C185
C187 L10
8
2
1
1 8 7 CN4
P14
P15
R135
C184R134
C183
R126
C156
R109
R133
SP4
CP 5
R102
C149
C145
C177
R98
R97
C142
C140
R132
C161
38 38
36
37 C116
RA55
RA59
RA62
RA66
71
72
71
72
R123
PST591
RA75
SW2
OPTION
35
36
35
37
C175
C171
C174R117
RA76 R131
R121
C168
C164
C146
RA58
C154
208
C132
C138
C169
C129 RA54
RA56
RA60
RA48
RA52
F 245
RA69
RA70
R106
RA67
RA61
RA57
RA53
RA49
21
42
22
21
42
21 22 C114 C115
C111 C112 C113
22
C128
R100
RA63 RA65
#30
#15 #16 #17
#31
#35
#34
#29
#24
RA73 RA 74 R A71 RA72
#25
R130
R128
C178
C173
R116
C163
R115
C162
C158
L8
L9
CDCC
36
18
R127
R125
R114
R119
R129
R124
C166
R118 R120
C167
R110
R108
C124 RA50 RA51
R89
R64
R88
C96
R47
C92
C91 C84
C1
C85
B1
A1
C90 C88
R46
R49
R48
C81
C80
C77
R45
R44
R43
C73
C72
C61
C59
C52 C54 C57
C53
C47
R42
74
75
C97
C100
RA44
RA37
C108 R59 R58
R62 R61 R60
R56
R53 R54
C107
Q18
R55
RA46
C105
Q19
(WHITE)
(WHITE)
ZD1
ZD2
Q22
CN2
P13
P18
Q23
XT3
C137
C106
1
1
7
105
104
D6
R74
R75 R76
R77 R78 R79 R80 R81 R82
R65 R66 R67
R73 R72 R71
R70 R69 R68
R93
R95
R94
R91
R90
R 92
C122 C123 C121
C120
53
52
R87
R86 R83 R84 R85
RA47
F245
HG51C265FD
FAN P12
16.45253MHZ
RA41
32
P10
P7
P9
P6
P19
1
1
1
2
2 1
21
4
15 16
5
5 6
Q17
Q16
12
11
CH8 RST
84
(RED)
MTR
SCN
FAN
P11
79R3041
33
R57
54
53
RA34
RA31
#20
#11
#4
#1
#10
#6
#2
P3 #3
#22
#19
#12
#5
+
01
2
345
6
7
8
9
AB
C
D
EF
G
H
J
K
L
M
B48K259 -2
C42
+
98 97 96
C1
B1
A1
C16
B16
A16
P16
0 1 2 3 4 5 6 7 8 9
A B CD E F GH J K LM 96 98
GCMK-C2X R
C1
B1
A1
C16
B16
A16 P17
B48K235 -3