Brother DCP-7030 Service Manual page 238

■ NCU PCB circuit diagram : South Africa
1
A
L10
MJ-66J-RD315(LF)
@L4
NC
S RA-242M-C6
1
Ta SBT
2
La
3
@AL3
Lb P3100
4
Tb @L5
5
NC
E
6
SBT
NC FG
FG
7
NC
FG
B 8
J2
A @PH1
C
E
K
TLP627(F)
GND
L1
C
JW
MJ-62J-RD315(LF)
L3
XX
3
XX
4 JW
+5V
NC
FG
7
NC
FG
8
@Q2
J1
C
B
@C5
E
C10
C5395-T112-E F
+
MJ-44J-RD315(LF)
@R10
@L6
XX
1 150
XX
2
@L7
GND
XX
3
GND
(H.S) XX
4 @L9
D
NC
FG
5
@L8
NC
FG
6
@J3
1
2 3
+24V
@SW1
12
11
2
7
1
D1
CML
6C
1SS120
@CR1
1 12
5
4
3
NC
NC 8 100 1/4W
9
NC
10
@R1
@D4 1SS120
@CR2
1 12
5
4
3
NC
NC 8
9
NC
10
@SW2
11 12
2
7
1
@R2
JW
@Q4
C
RDPS
B
6C
E
DTC123EK
GND
@C2
C474
250V
C26
PH2
C105
AK2
AK1
ZD1
MTZJ12
+5V
TELOFF
E C
6C
@R29
TELRL TLP320(F)
100
6C GND
@D8
1SS120
@C6
10V @D7 1SS120
C470
@C12 C102
@R28 GND
2.7k
@C15
@R19 @R15 0
C104
10k
U1
BA10358
@C16
TP1 -
C101 6
TELSL
7
+
6C
@C20 5
@R20
C104
TP2
10k @R12
@R24
680
2.7k
@R21
@C17
0
C102
GND
GND
REF
2 3
4
@C29
C153
@C28
C153
@L2 C3
@T1
@C7
JW
BT-6 A(EX-16)
+
C2.2
C1
NC
50V
GND
A2
DB2 +5V
S1ZB60-7101
-
+
A1
D5
PH6 A
ERA15-04 C
E
TLP421 K Q3
Q1
C
C
CHRG
B
B
6C
E
KTD1411/P E
DTC123EK
GND
@PH5
A
C
ADLC
6C
TLP421
E
K
+5V
GND
R6
@R33
PH3
A
C
39k 1W 0 CI
6C
TLP421
E
K
R25
820
GND
ZD2
MTZJ12
GND
@PH4
AK1
C
POL
6D
E
AK2 TLP620
GND
4
6-6
5
@C22
C563
C9
16V C10
+
SL
@R18 1.5k 6C
@C19
0
C11 C561
@C14
@R17 C822
TP4 @R13 68k
3.9k
+5V
8
R14 100k
- U1
2
BA10358
@C13 1
+
3 C10
C101
R11
C104
TP3
4 2k
R16 100k
@R23
0
GND
GND
TP5
C18
@R22
@R26
68k C561
@C23
3.9k
GND
C103
TELRL
TELSL
REF
+24V
REF
CML
CI
GND
R27
TELOFF
1k
+5V
REF
SL
C21
C8
RL1
6.3V
C104
C470 PLS
RDPS
CHRG
ADLC
POL
5
6 6 6 6 6 6 6
A
B
RL1
6C
CN1
16 TELRL
2C
15 TELSL
3D
14 +24V
13 CML
2A
12 CI
4C
11 GND
10 TELOFF C
3C
9 +5V
8 SL
6B
7 RL1
6B
6 PLS
1B
5 POL
4 RDPS
2B
3 CHRG
4B
2 ADLC
4C
1 POL
4C
B16B-PH-K-S(LF)
D
6 6 6 6 6 6 6
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