MX-J170V
1-11
Prior to performing the following procedure, remove
the main board.
Disconnect the harness from connector MJW1 of the
main board.
Remove the three screws K attaching the heat sink
cover plate and cooling fan.
Remove the two screws L attaching the power IC to
the heat sink and the three screws M attaching the
heat sink to the main board.
1.
2.
3.
Removing the heat sink & cooling fan
(See Fig.20 and 21)
The tuner board can be removed even if the main
board is attached.
Release the joint tab f of the tuner board holder and
the main board, and disconnect connector FW1
connected to the main board. Remove the tuner
board assembly (Refer to Fig.21).
Remove the screw N attaching the tuner board
holder. Release the two tabs g outward and remove
the tuner board from the tuner board holder.
1.
2.
Removing the tuner Board
(See Fig.21 to 23)
Fig.23
Fig.22
Fig.21
Fig.20
K
L
Main board
Joint tab f
Tuner board
M
Heat sink
Tuner board
Main board
TWA1
Tuner board
Tab g
Tab g
Tuner board holder
Heat sink cover plate
Heat sink cover plate
N
Cooling Fan
TWA1
MJW1
Содержание MX-J170V
Страница 32: ...MX J170V 1 32 LA1837 TIC1 FM IF DET AM RF IF DET ...
Страница 33: ...MX J170V 1 33 LC75341 FIC1 Function ...
Страница 45: ...A B C 1 2 3 4 5 MX J170V 2 1 Block diagrams Main section ...
Страница 50: ...H A B C D E F G 1 2 3 4 5 2 6 MX J170V Audio signal CD signal Video signal VCD section SHEET 4 5 SHEET 3 5 ...
Страница 51: ...A B C D E F G 1 2 3 4 5 2 7 MX J170V FM TUNER signal AM signal Tuner section SHEET 5 5 TR64 TR63 180 1 2W ...
Страница 52: ...H A B C D E F G 1 2 3 4 5 2 8 MX J170V Main board Printed circuit boards ...
Страница 53: ...A B C D E F G 1 2 3 4 5 2 9 MX J170V Front board ...
Страница 54: ...H A B C D E F G 1 2 3 4 5 2 10 MX J170V MIC Headphone board CD servo board ...
Страница 55: ...A B C D E F G 1 2 3 4 5 2 11 MX J170V Tuner board ...
Страница 56: ...H A B C D E F G 1 2 3 4 5 2 12 MX J170V TOP View BOTTOM View VCD board VCD power board ...
Страница 58: ...MX J170V 3 2 MEMO ...