Sony XM-1505SX / XM-1805GX Service Manual ▷ View online
13
13
XM-1505SX/1805GX
5-4. SCHEMATIC DIAGRAM — AMP SECTION (2/2) — • Refer to page 10 for IC Block Diagram.
(Page 12)
(Page 15)
• Waveform
IC901, 902
5
1
1V/DIV, 5µsec/DIV
15µsec
3.4Vp-p
14
14
1
AMP BOARD
CNP806
R935
JR25
D925
D926
IC803
D924
D927
R115
C112
R116
R215
R214
R212
R211
R109
R936
R208
R108
C206
R114
R113
R851
JR23
JR24
R857
R859 C853
R852
R856
C852
C854
C853
R862
R858
R860
R860
R853
R854
R855
C851
R111
R112
R933
R934
C212
R216
R213
C106
R209
R861
D851
IC802
IC805
IC804
1
-1
1805GX
1805GX
-2
-1
-2
-4
-3
4
1
4
8
5
1
7
14
8
8
5
1
4
8
5
11
1-680-820-
CNJ806
1
10
HPF BOARD
C111
C211
C210
C209
C208
C110
C109
C108
S851
TEST TONE
S801
HPF
(FRONT)
RV802
HPF
(FRONT)
RV801
LEVEL
(FRONT)
X1 X20
04
1805GX
1805GX
3
11
1-680-819-
Q841
1
5
C
BE
R841
R843
R842
R844
R845
LED BOARD
AMP BOARD
CNP808
CNJ808
LED841
THERMAL
LED843
OFFSET
OFFSET
LED844
POWER
POWER
LED842
OVER CURRENT
POWER/PROTECTOR
04
2
AMP BOARD
CNP807
R511
R508
R507
JR37
C508
C509
C507
JR31
IC810
R510
R509
5
8
4
1
CNJ807
1
5
LPF BOARD
-1
-2
1805GX
1505SX
1505SX
11
1-680-821-
RV806
PHASE
RV807
LPF
04
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
XM-1505SX/1805GX
5-5. PRINTED WIRING BOARDS — HPF, LPF, LED SECTION —
(Page 11)
(Page 11)
(Page 11)
15
15
5-6. SCHEMATIC DIAGRAM — HPF, LPF, LED SECTION —
XM-1505SX/1805GX
(Page 12)
(Page 12)
(Page 12)
(Page 12)
(Page 13)
16
SECTION 6
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
R
R
6-1. HEAT SINK (MAIN) SECTION
• Accessories and packing materials and
hardware (# mark) list are given in
the last of this parts list.
the last of this parts list.
A
A
#1
#1
F901
#2
#1
#1
1
2
8
3
4
5
6
7
7
7
1
3-225-070-21 PLATE (HEAT SINK), ORNAMENTAL (1805GX)
1
3-225-079-21 PLATE (HEAT SINK), ORNAMENTAL
(1505SX:US,CND)
1
3-225-079-61 PLATE (HEAT SINK), ORNAMENTAL (1505SX:E)
* 2
3-225-071-01 HEAT SINK (MAIN)
* 3
3-225-065-01 HOLDER, LED
* 4
1-680-819-11 LED BOARD
* 5
3-225-081-01 SHEET, INSULATING
* 6
3-225-068-01 PLATE, BOTTOM
7
3-225-185-01 SCREW (+B.TT.3X14)
8
3-225-153-01 SHEET (HEAT SINK), ADHESIVE
F901
1-532-947-11 FUSE (BLADE TYPE) (AUTO FUSE) 30A
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