Sony HCD-VX550 / MHC-VX550 Service Manual ▷ View online
HCD-VX550
37
37
7-16.
SCHEMATIC DIAGRAM MAIN (2/4) BOARD
• Refer to page 35 for Printed Wiring Board.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
no mark : TUNER (FM/AM)
16
(Page 38)
(Page 39)
(Page 43)
(Page 36)
D3001
11ES2
11ES2
D3002
11ES2
11ES2
The components identified by
mark
mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number
specified.
specified.
HCD-VX550
38
38
7-17.
SCHEMATIC DIAGRAM MAIN (3/4) BOARD
• Refer to page 35 for Printed Wiring Board.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
{
} : PLAYBACK (DECK A)
[
] : PLAYBACK (DECK B)
〈〈
〉〉
: RECORD
CN371
15P
15P
16
(Page 34)
(Page 39)
(Page 41)
(Page 43)
(Page 39)
(Page 37)
(Page 36)
(Page 33)
HCD-VX550
39
39
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
{
} : PLAYBACK (DECK A)
[
] : PLAYBACK (DECK B)
〈〈
〉〉
: RECORD
7-18.
SCHEMATIC DIAGRAM MAIN (4/4) BOARD
• Refer to page 35 for Printed Wiring Board. • Refer to page 49 for IC Pin Function Description.
CD POWER
D+5V
GND
VDD
VDD
L
(Page 38)
(Page 42)
(Page 37)
(Page 36)
(Page 38)
HCD-VX550
40
40
7-19.
PRINTED WIRING BOARD PANEL BOARD
• Refer to page 23 for Circuit Boards Location.
11
27
27
16
(Page 35)
(Page 42)
• Semiconductor
Location
Ref. No.
Location
D610
C-2
D611
E-1
D612
C-2
D613
C-5
D614
C-6
D615
C-7
D616
C-8
D617
B-1
D618
B-1
D619
B-2
D620
A-2
D621
B-9
D622
A-9
D623
A-1
D624
D-4
D627
E-7
D628
E-4
D629
D-5
D630
F-7
D631
F-4
D632
F-8
D701
C-9
IC601
B-5
IC602
B-10
IC603
B-7
IC604
C-3
IC711
C-9
IC712
F-8
Q601
C-2
Q602
C-1
Q603
C-1
Q604
A-3
Q605
A-2
Q606
B-3
Q607
A-9
Q608
A-9
Q609
A-9
Q610
B-9
Q611
B-8
Q612
B-8
Q613
B-8
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