Sony HCD-GRX9900 / HCD-RXD9 / MHC-GRX9900 / MHC-RXD9 Service Manual ▷ View online
HCD-GRX9900/RXD9
– 47 –
– 48 –
The components identified by mark
!
or dotted
line with mark
!
are critical for safety.
Replace only with part number specified.
7-16.
SCHEMATIC DIAGRAM – MAIN Board (2/4) –
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : FM
no mark : FM
(Page 52)
(Page
50)
(Page
46)
(Page 61)
HCD-GRX9900/RXD9
– 49 –
– 50 –
• Voltages are dc with respect to ground under no-
signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
{
} : TAPE PLAYBACK (DECK A)
[
] : TAPE PLAYBACK (DECK B)
〈〈
〉〉
: RECORD
7-17.
SCHEMATIC DIAGRAM – MAIN Board (3/4) –
(Page 46)
(Page 47)
(Page 62)
(Page 51)
(Page 64)
(Page 58)
(Page 51)
(Page 40)
(Page 42)
HCD-GRX9900/RXD9
– 51 –
– 52 –
7-18.
SCHEMATIC DIAGRAM – MAIN Board (4/4) –
•
See page 65 for Waveforms.
• 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
{
} : TAPE PLAYBACK (DECK A)
[
] : TAPE PLAYBACK (DECK B)
〈〈
〉〉
: RECOARD
(Page
46)
(Page 48)
(Page
50)
(Page
50)
HCD-GRX9900/RXD9
– 53 –
– 54 –
7-19.
PRINTED WIRING BOARDS – PANEL/CD SW Board –
•
See page 28 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D801
A-7
D802
A-6
D803
A-4
D804
A-10
• Semiconductor
Location
Ref. No.
Location
D601
F-6
D608
C-9
D609
C-2
D611
C-6
D612
C-7
D613
C-5
D614
C-4
D615
E-4
D619
D-3
D620
E-1
D621
G-6
D622
G-4
D623
G-7
D624
E-5
D625
E-4
D626
E-7
D631
D-6
D632
D-5
D633
D-8
D634
D-7
D636
F-8
IC601
B-5
IC602
B-9
IC603
B-7
IC604
F-5
IC711
E-8
IC712
G-8
Q601
F-6
Q602
F-6
Q603
F-6
Q604
A-10
Q605
A-10
Q607
B-2
Q608
C-9
Q610
B-7
Q611
B-7
Q612
B-7
Q613
B-7
Q614
B-7
Q615
B-8
Q616
B-8
Q620
A-10
(Page 43)
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