1.3.10 Video I/O - Brother HL-2030 Service Manual

1.3.10 Video I/O

The video signal from ASIC is directly output.
< HL-2030/2040 >
U4
77
VDON
79
VENBN
54
REV0
Bellona
<HL-2070N>
U6
MB87S1200
TP22
Fig. 3-20
114
VDON
117
VENBN
R15
10k
VDD3
TP11
119
VSH
R13
4.7k
0V
Fig. 3-21
TP29
VBDN
3C
VDD3
R11
10k
R10 68k
R13
C15
4.7k C1
C104 C101
0V
0V
TP13
R5
VBDN
1E 0
VDD3
R16
680
TP14
R14
68k
C9 C7
C8
C104
C101
C102
0V
3-15
HL-2030/2040/2070N SERVICE MANUAL
VDD3
R17
1k
TP12
R16
0
TP15
VDD3
VDD5
R21
C3
680
C103
TP19
R14
BLM18BD221S
0V
C4
C17
C102
C27P
VDD3
R6 LD
CN3
1k
5
BD
4
5V
VDD5
C10
C103
2
0V GND
R7
3
DATA
BLM18RK221SN1D
(1608)
6
ENB
1
LDHALF
IMSA-9615S-06A-PP-A
C27
C27P
Confidential
LD
CN3
5
BD
6
ENB
4
5V
3
DATA
2
GND
1
LDHALF
IMSA-9615S-06A-PP-A