
1-36 (No.MB198)
3.5.6
Removing the amp. board
(See Fig.10)
• Prior to performing the following procedures, remove the am-
plifier assembly, rear panel, heat sink BKT and mother board.
(1) From the left side of the amplifier assembly, remove the
nine screws
J
attaching the amp. board.
(2) Take out the amp. board with the heat sink.
Fig.10
3.5.7
Removing the heat sink
(See Figs.11 and 12)
• Prior to performing the following procedures, remove the am-
plifier assembly, rear panel, heat sink BKT, mother board and
amp. board.
(1) From left side of the amp. board, remove the screw
K
at-
taching the hold spring to the heat sink. (See Fig.11)
(2) Remove the four screws
L
attaching the power IC to the
heat sink. (See Fig.11)
(3) From the reverse side of the amp. board, remove the three
screws
M
attaching the heat sink to the amp. board. (See
Fig.12)
(4) Take out the heat sink.
3.5.8
Removing the power IC
(See Fig. 12)
• Prior to performing the following procedures, remove the am-
plifier assembly, rear pan el, heat sink BKT, mother bo ard,
amp. board and heat sink.
(1) From the reverse side of the amp. board, remove the sol-
ders from the solder points
a
on the amp. board.
(2) Take out the power IC.
Fig.11
Fig.12
Amp. board
J
Heat sink
Amp. board
Hold spring
Power IC
Heat sink
L
L
K
Amp. board
Solder points
a
M
Содержание TH-M603 - DVD Home Theater System
Страница 42: ...1 42 No MB198 SECTION 5 TROUBLESHOOTING This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS ...
Страница 43: ... No MB198 1 43 ...
Страница 47: ... M E M O ...
Страница 53: ...2 6 SHEET 1 arts make SHEET 2 SHEET 2 ...
Страница 56: ...2 9 Video input output section To System control section SHEET 2 ...
Страница 57: ...2 10 SHEET 3 ...
Страница 58: ...2 11 SHEET 2 SHEET 2 FL display section ...
Страница 59: ...2 12 SHEET 4 SHEET 2 ...
Страница 60: ...2 13 Audio input output section ...
Страница 61: ...2 14 SHEET 5 ...
Страница 62: ...2 15 SHEET SHEET 2 Jack section ...
Страница 63: ...2 16 SHEET 6 SHEET 2 EET 2 ...
Страница 72: ...2 25 Mother section To CN133 SHEET 10 To CN131 SHEET 10 ...
Страница 74: ...2 27 Amplifier section To CN121 SHEET 10 ...
Страница 75: ...2 28 SHEET 12 To CN122 SHEET 10 ...
Страница 77: ...2 30 SHEET 13 fety assurance parts cing those parts make he specified one SHEET 14 SHEET 14 ...
Страница 78: ...2 31 Mother section SHEET 13 SHEET 13 ...
Страница 123: ...3 31 MEMO ...