Read Sony XM-7547 (serv.man3) Service Manual online
4
SCHEMATIC DIAGRAM
– AMPLIFIER (2/3) SECTION –
!
: indicates corrected portion
page (10) : Refer to SERVICE MANUAL SUPPLEMENT-1.
Page
INCORRECT
CORRECT
(10)
**
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**
**
**
**
**
**
**
**
*
*
*
*
*
*
*
*
*
*
*
**
**
**
*
*
*
*
*
**
**
*
*
*
*
*
*
*
R138
0.06X2 5W
R150
10K
D105 RD12EB2
D106
RD12EB2
D205
RD12EB2
D206
RD12EB2
R143
2K
R134
1K
R135
1K
Q114
2SA1162-Y
D103
1SS181
Q113
2SA1162-Y
R142
0.06X2 5W
R136
1K
R145
2K
R137
1K
D104
1SS181
R148
10K
R149
10K
R151 10K
Q115
2SC2712YG
Q116
2SC2712YG
R238
0.06X2 5W
Q214
2SA1162-Y
OVER LOAD
Q213
2SA1162-Y
R235
3.3K
R243
2K
R250
1K
D204
1SS181
R248
10K
R249 10K
D203
1SS181
R246 10K
R247 10K
R146 10K
R147 10K
R251
10K
R240
0.06X2 5W
R236 1K
Q215
2SC2712YG
Q216
2SC2712YG
R237
1K
R245
2K
26.8
26.8
26.8
-27.7
26.8
-0.6
-0.3
26.8
-27.7
-27.7
26.8
-27.7
OVER LOAD
OVER LOAD
OVER LOAD
R334
1K
R234
1K
R346 10K
R347 10K
TP102
TP101
TP202
TP201
TP302
R138
0.06X2 5W
R150
10K
D105 RD12EB2
D106
RD12EB2
D205
RD12EB2
D206
RD12EB2
R143
2K
R134
1K
R135
1K
Q114
2SA1162-Y
D103
1SS181
Q113
2SA1162-Y
R142
0.06X2 5W
R136
1K
R145
2K
R137
1K
D104
1SS181
R148
10K
R149
10K
R151 10K
Q115
2SC2712YG
Q116
2SC2712YG
R238
0.06X2 5W
Q214
2SA1162-Y
OVER LOAD
Q213
2SA1162-Y
R235
3.3K
R243
2K
R250
1K
D204
1SS181
R248
10K
R249 10K
D203
1SS181
R246 10K
R247 10K
R146 10K
R147 10K
R251
10K
R240
0.06X2 5W
R236 1K
Q215
2SC2712YG
Q216
2SC2712YG
R237
1K
R245
2K
26.8
26.8
26.8
-27.7
26.8
-0.6
-0.3
26.8
-27.7
-27.7
26.8
-27.7
OVER LOAD
OVER LOAD
OVER LOAD
R334
1K
R234
1K
R346 10K
R347 10K
TP102
TP101
TP202
TP201
TP302
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**
*
*
*
*
*
*
*
*
*
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^
^
@
@
@
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@
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@
SCHEMATIC DIAGRAM
– POWER/AMPLIFIER (3/3) SECTION –
!
: indicates corrected portion
page (11) : Refer to SERVICE MANUAL SUPPLEMENT-1.
Page
INCORRECT
CORRECT
(11)
R833
3.3k
C805
22/16V
C806
22
16V
R835
91k
R834
3.3k
R836
1K
R837
10K
S801
MODE (HI-VOLTAGE HI-CURRENT)
D806
1SS184
IC813
PS2501-1-K
IC903
PS2501-1-K
Q811
2SC2712-Y
SWITCH
Q812
2SA1162-Y
SWITCH
D808
02CZ6.8
R838 100
S802
10
1
CNB805
R951
4.7k
D911
02CZ15
D910
RD36FB2
TH905 22k
12.9
12.8
–22.5
23.8
0.2
2.5
5
0.9
0.3
26.8
26.7
–25.8
26
IC813
DC DET
IC903
ON
OFF
NFB
MUTE ENABLER
D807
1SS184-TE85L
#
^
R833
3.3k
C805
22/16V
C806
22
16V
R835
91k
R834
3.3k
R836
1K
R837
10K
S801
MODE (HI-VOLTAGE HI-CURRENT)
D806
1SS184
IC813
PS2501-1-K
IC903
PS2501-1-K
Q811
2SC2712-Y
SWITCH
Q812
2SA1162-Y
SWITCH
D808
02CZ6.8
D807
1SS184-TE85L
R838 100
S802
10
1
CNB805
R951
4.7k
D911
02CZ15
D910
RD36FB2
TH905 22k
12.9
12.8
–22.5
23.8
0.2
2.5
5
0.9
0.3
26.8
26.7
–25.8
26
12.8
IC813
DC DET
IC903
ON
OFF
NFB
MUTE ENABLER
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