1.3.15 Sensor I/O; 1.3.16 Power Supply - Brother HL-6050 Service Manual

1.3.15 Sensor I/O

Each sensor of Pre-Regist, Regist, T1-PE, Plate, MP-PE, DX-Size, DX-Jam, Rear tray, Front
cover, and DEV is connected to ASIC port on the main PC board and to be read with a
software.
MPPE
2E
T1-PE
1D
REG
1E
DXJAM
1E
PREREG
1-4C
DX-SIZE
1D
T1-PLATE
1D
0V

1.3.16 Power Supply

+5V is generated by the 3-pin regulator from astable 7V supplied from the LVPS. +5V is used
for the IEEE1284 interface, the LD PCB and the engine PCB. In addition, +1.9V is generated
by the 3-pin regulator from 3.3V supplied from the LVPS. +1.9V is used for the CPU within
the ASIC and the logic circuit.
VDD3
C102
6.3V 6V
C220
VDD3
CN1
TP55 TP43
R56 100
L26
0 9
TP56 TP44
R57 100
L27
0
8
TP60 TP48
R61 100
L31
0 2
TP59 TP47
R60 100
L30
0 4
TP61 TP49
R62 100
L32
0 1
TP58 TP46
R59 100
L29
0
5
TP57 TP45
R58 100
L28
0 7
3
SEN3.3V 6
B09B-CZHK-B-1
D2 RB751V-40
U10
6
VDD VOUT
C101
3
CE GND4
C104
2
GND2 GND5
R1170S191B
D1
VDD8
RB751V-40
NJM2391DL1-05-TE1
Q1
IN
OUT
C25 GND
C104
FG1
TP2
PNLRST
TP3
2D
PNLSDIN
TP4
2E
MP-PE
PNLSDO
TP5
2D
PNLCLK
T1-PE
TP29
2D
REARTRAY
REG
1-4C
COVER/VDD5I
DX-JAM TP1
1-6E/5-7C
DEVVER
TP6
PRE-REG 1-4C
FULL
1E
DX-SIZE
T1-PLATE
SEN3
0V
0V
Fig. 3-17
TP400
1
VDD1.9
C99
C100
TP198
4 16V
C104
5
C10
4PIN OPEN
VDD3
TP401
VDD5
C27
C26
C10 SLEEP
C104
TP402
16V
0V
Fig. 3-18
3-13
HL-6050/6050D/6050DN SERVICE MANUAL
VDD3
PANEL
CN3
TP23
L13 R15 100
0
7
TP24
R16 100
L14
0
6
TP25
L15 R17 100
0
5
TP26
L16
R18 100
0
4
TP28
R21
L11
1
TP21
L18 0
100
0 10
TP22
R13 100 (1608)
L12 0
9
TP27
R19
L17 0
3
100
2
VDD5
8
B10B-CZHK-B-1
0V
0V
0V
LVPS
CN4
TP403
+8V
VDD8
3
C24
TP404
C104
2
+3.3V
6.3V 6V
C23
C220
68k 0V
0V
1
R2
TP30 33
R3
4
SLEEP
3C
B4B-EH-A
(WHITE)
PNLRSTN
SDIN
SDOUT
PNLCLK
REAR TRAY
COVER/VDD5I
DEV-VER
FULL
+5V
0V