Sony HCD-XB33K / HCD-XB44K / LBT-XB33K / LBT-XB44K Service Manual ▷ View online
HCD-XB33K/XB44K
— 41 —
— 42 —
6-8. SCHEMATIC DIAGRAM – DECK SECTION –
HCD-XB33K/XB44K
— 43 —
— 44 —
6-9. SCHEMATIC DIAGRAM – SWITCH SECTION –
— 45 —
HCD-XB33K/XB44K
6-14. PRINTED WIRING BOARD – SWITCH SECTION –
• See page 25 for Circuit Board Location.
Ref. No.
Location
D631
A-5
D632
A-6
D635
A-2
D636
A-1
D637
C-2
D638
C-2
D641
F-6
D645
F-1
D646
G-2
D647
F-2
• Semiconductor
Location
C D - B 2 S W
B O A R D
1/ALL DISCS
REPEAT
EDIT
PLAY MODE
AMS
S711
NO803
NO802
1 - 6 6 9 - 6 3 2 -
11
(11)
1
5
1 2
DISC SKIP
LP1
C D - B 1 S W
B O A R D
1
8
NO811
1-669-631-
11
(11)
K
PANEL BOARD
CN 604
(Page 49)
T C - A S W B O A R D
DIRECTION
1 - 6 6 4 - 0 1 2 -
DOLBY NR
11
(14)
1
7
1
5
D631
D632
OPEN
D O O R S W
B O A R D
12
1-664-016-
11
(14)
11
(14)
N
PANEL BOARD
CN603
(Page 49)
J
PANEL BOARD
CN602
(Page 50)
C691
S691
1 - 6 6 4 - 0 1 3 -
CD SYNC
H SPEED DUB
1
7
D653
S657
D638
D637
D654
D655
D636
D635
T C - B S W B O A R D
R728
R719
REC
C D - A S W
B O A R D
DISC 5
1 - 6 6 9 - 6 3 0 -
FLASH
LOOP
NON-STOP
NON-STOP
DISC 4
DISC 3
DISC 2
DISC 1
11
(11)
1
5
NO812
1
2
A
B
C
D
E
F
G
H
I
J
3
4
5
6
7
16
— 46 —
HCD-XB33K/XB44K
6-15. PRINTED WIRING BOARD – HEADPHONE-MIC SECTION –
• See page 25 for Circuit Boards Location.
1 - 6 6 4 - 0 1 5 -
L E D B O A R D
12
1-664-017-
11
(14)
L
PANEL BOARD
NO804
(Page 50)
D672
D673
D674
D671-D674
BACK LIGHT
1
4
5
8
1
8
M
PANEL BOARD
NO801
(Page 50)
H E A D P H O N E - M I C B O A R D
JW106
MIC LEVEL
ECHO LEVEL
11
(14)
PHONES
MIC1
J760
RV761
C789
C777
C787
C784
C788
C783
C779
C786
C785
D761
D762
D763
C791
C782
C781
C780
C779
R771
R778
L761
R777
R776
R775
R779
R774
R773
R772
J761
MIC2
J762
1
7
8
14
IC761
1
2
A
B
C
D
E
F
G
3
4
5
16
Ref. No.
Location
D671
G-5
D672
G-4
D673
G-2
D674
G-1
IC760
D-5
• Semiconductor
Location
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