![LG RD-JT51 Service Manual Download Page 98](http://html.mh-extra.com/html/lg/rd-jt51/rd-jt51_service-manual_218151098.webp)
A
A
B
B
C
C
D
D
E
E
4
4
3
3
2
2
1
1
DCKEXT
U24_X1
U24_X2
RMCK
MCKEXT
U25_X1
POWERON
U25_X2
RD CK
POWERON
DCKEXT
MCKEXT
3.3V
GND
KEYSTONE
VDD
SDA
SCL
3.3V
3.3V
3.3V
3.3V
3.3V
VDD
VDD
3.3V
VDD
3.3V
KEYSTON_A
Note: keystone function IC and thermal senser IC, those two component should be placement as closed as possible.
S01 version I2C bus reversed and Pin8 connected to VDD
new version change to 3.3V
MEMSIC: R93, C91, R94, R95, R92, RK1, OPEN; RK2, RK3, RK4 0ohm
ADI: RK1, RK2, RK3, RK4, R92 OPEN
OPEN
OPEN
68.00129.0D1
68.00129.0D1
RK8
0
R115
820K
R114
820K
U19
XFILT
7
YFILT
6
ST
1
T2
2
VDD
8
COM
3
XOUT
5
YOUT
4
C123
10P D
C121
0.1U
RK5
OPEN
CP6
0.1U
25V Z
RK9
4.7K
RK3
OPEN
C89
0.1U
RK2
OPEN
U18
G751-2
A2
5
A1
6
A0
7
VCC
8
SDA
1
SCL
2
O.S.
3
G
N
D
4
L29
Z10
C124
10P D
U20
74AHC1G08
1
2
3
4
5
C125
10P D
Y3
16.257MHZ
R92
OPEN
C92
470N M
R113
22
U25
ICS501
X1
1
X2
8
CLK
5
S0
6
S1
4
OE
7
VDD
2
GND
3
RK1
0
R95
680K
L28
Z10
RK7
0
CK1
0.1U
Y2
16.257MHZ
C126
10P D
C122
0.1U
R93
0
R112
22
C91
470N M
RK4
OPEN
R94
4.7K
C93
0.1U
U24
ICS501
X1
1
X2
8
CLK
5
S0
6
S1
4
OE
7
VDD
2
GND
3
Summary of Contents for RD-JT51
Page 13: ...13 2 JT50 52 ...
Page 14: ...14 7 Packaging Description 1 JT51 ...
Page 15: ...15 2 JT50 52 ...
Page 16: ...16 8 Appearance Description ...
Page 53: ...ëí 5 PFC BOARD 6 DC DC BOARD ...
Page 54: ...ëì JT50 52 1 Final Assembly Trouble Shooting Guide ...
Page 55: ...ëë ...
Page 56: ...ëê 2 Engine Assembly Trouble Shooting Guide ...
Page 58: ...ëè 4 Power Supply Trouble Shooting Guide PFC BOARD DX850 DC DC BOARD ...
Page 59: ...5ç 5 DMD Block Trouble Shooting Guide ...
Page 60: ...êð ...
Page 74: ...éì Step 7 Download finished Step 8 Turn off the power switch ...
Page 81: ......