Sony HCD-GRX10AV / HCD-RX110AV / MHC-GRX10AV / MHC-RX110AV (serv.man2) Service Manual ▷ View online
– 31 –
– 32 –
– POWER SECTION –
HCD-GRX10AV/RX110AV
• R CH : Same as L ch
• SIGNAL PATH
: FM
• Abbreviation
• SIGNAL PATH
: FM
• Abbreviation
E2
E3
EA
SP
MY
HK
G
EE
E3
EA
SP
MY
HK
G
EE
: Without SW tuner E model.
: Without SW tuner E model.
: Saudi Arabia model.
: Singapore model.
: Malaysia model.
: Hong Kong model.
: German model.
:East European model.
: Without SW tuner E model.
: Saudi Arabia model.
: Singapore model.
: Malaysia model.
: Hong Kong model.
: German model.
:East European model.
Rch
Rch
RY401
RY403
THERMAL
DET
Q321,322
THP321
OVER LOAD
DET
Q201
Rch
POWER AMP
IC201
FRONT
F RELAY
PL RELAY
TA MUTE
DBFB
STK MUTE
D5V
SWITCHED
Q932
D932
+5.6V
M+7V
A+7V
A–7V
+5.6V REG
IC931
+7V REG
IC941
+10V REG
IC911
+10V
+7V
ST+10V
+10V REG
IC921
Q934
VFDP
GRX10AV:E2,E3,SP,MY,HK,EA
UNREG
–12V
POWER B+
POWER B–
RY101
AC
IN
AU/D5V SW
CD POWER
FRONT
FRONT
SPEAKER
TM401
PHONES
J755
Rch
FRONT
SURROUND
SPEAKER
TM402
RELAY
DRIVE
Q404-406
Rch
FAN MOTOR
DRIVER
Q961, 962
M
UNREG
–12V
–12V
M901
FAN
MOTOR
3
1
3
1
+7V REG
IC901
–7V REG
IC902
3
1
3
2
3
1
3
1
RELAY
DRIVE
Q401,402
MUTE
SWITCH
Q304,305
POWER ON/OFF
CD REG
Q931
+5V REG
Q933
RELAY
DRIVER
Q101
VF REG
Q111
RECT
D111,112
VOLTAGE
SELECTOR
S501
RECT
D102
D102
RECT
D101
D101
VF
VF
T501
POWER
TRANSFORMER
MAIN
SECTION
D
09
(Page 30)
MAIN
SECTION
G
(Page 30)
RECT
D103,
D104
+12V REG
Q911-913
SWITCH
Q901
Q905
CD+5V
Q937
RX110AV:AEP,UK,G,EE,CIS
GRX10AV/RX110AV:CND
CND :Canadian model
PROTECT
CONTROL
Q301-303,
Q306,307
CENTER
REAR
8
3
12
1
10
18
13
61
62
51
53
50
54
52
49
46
47
24
21
31
33
LT IN
RT IN
DATA
DATA
CLK
CLK
ENABLE
ENABLE2
DATA
CLK
CLK
ENABLE
ENABLE2
L OUT
R OUT
PRO IN
PRO OUT
R -CH
R -CH
AMP
IC291
POWER AMP
IC601
PL-DATA
PL-CLK
PL-LAT
PL-VOL
C OP
OUT
S OP
OUT
X201 8MHz
OSC
OSC
MUTE
Q291
MUTE
Q292
5
3
1
7
OVER
LOAD
LOAD
DET
Q601,604,651
DOLBY
PRO LOGIC
SURROUND
PROCESSOR
IC201
– DISPLAY SECTION –
– 33 –
– 34 –
HCD-GRX10AV/RX110AV
X601
8MHz
41 - 53
54 - 57
FL601,Q70,702
FLUORESCENT INDICATOR TUBE
VF
8
9
XOUT
LINE IN
XIN
26
29
KEY 0
KEY 3
JOG A
JOG B
21
22
LED1
LED15
SIRCS
L SEL
33
DISPLAY CONTROL
IC601
SDA
SCL
24
23
10
RESET
LED
SWITCH
PANEL LED
REMOTE
CONTROL
RECEIVER
IC602
LED
CONTROL
Q603
LED
SWITCH
Q854,855
Q854,855
SPEANA
CONTROL
Q958-960
DJ MUTE
DJ SIG
ROTARY
ENCODER
KEY
MATRIX
KEY
MATRIX
D+5V
SEG1-SEG20
GR1-GR13
19
20
VOL A
VOL B
ROTARY
ENCODER
VOLUME
S602
S601
(JOG)
PANEL LED
Q601,602
34
35
35
36
37
SPEANA 1
SPEANA 2
SPEANA 3
SPEANA 4
SPEANA 2
SPEANA 3
SPEANA 4
D806
D805
09
SPE SIG
IIC DATA
IIC CLK
RESET
X501
8MHz
X851
4.09MHz
E
MAIN
SECTION
(Page 30)
F
MAIN
SECTION
25
32
79
•
80
•
1
6
11
12
14
18
•
•
L+R
XOUT
XIN
BPM LED B
BPM LED A
BOMBER LED
ON/OFF LED
63
64
PANEL CONTROL
IC801
I2C CLK
RESET
28
JOG B
27
JOG A
36
33
BPF LOW
BPF HIGHT
37
SP4
SP1
L+R
L+R
29
SIRCS
19
I2C DATA
12
20
RST
BSY
61
62
KEY O
S801-808
D801-803
38
KEY 1
39
MUTE
14
DATA
15
CLK
16
LAT
13
CH
(Page 29)
4
17
16
15
14
13
SP1
SP2
SP3
SP4
L+R
•
5
SD
OUT
SI
ST
CH
XT
XT
RST
BUSY
BUSY
23
SOUND MIX
IC851
MUTE
SWITCH
Q851
14
15
8
16
17
20
2
3
2
3
18
4
F01
F02
F03
F04
L+R
SPEANA BPF FILTER
IC603
– 35 –
– 36 –
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
For schematic diagrams.
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
¢
: internal component.
•
C
: panel designation.
For printed wiring boards.
Note:
•
X
: parts extracted from the component side.
•
p
: parts mounted on the conductor side.
•
®
: Through hole.
•
b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
U
: B+ Line.
•
V
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal pro-
duction tolerances.
duction tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
F
: FM
f
: AM
g
: VIDEO/MD
E
: PB (DECK A)
d
: PB (DECK B)
G
: REC (DECK B)
J
: CD
c
: digital out
• Abbreviation
CND : Canadian model.
G
G
: German model.
E2
: Without SW tuner E model.
E3
: With SW tuner E model.
EA
: Saudi Arabia model.
EE
: East European model.
AUS
: Australian model.
SP
: Singapore model.
MY
: Malaysia model.
HK
: Hong Kong model.
TH
: Thai model.
IC103
@¶
MDP
1
2
3
4
5
WAVEFORMS
– CD SECTION –
– CD SECTION –
IC101
#£
RFO
IC101
2
FEI
IC101
$¶
TEI
IC103
^™
RFCK
6
IC103
^º
XPCK
7
IC103
&¢
WFCK
IC103
*ª
XTAI
8
500mV/DIV, 500nsec/DIV
1.3Vp-p
200mV/DIV, 1
µ
sec/DIV
0.5Vp-p
50mV/DIV, 1msec/DIV
0.2Vp-p
7.8
µ
sec
2.5Vp-p
230
µ
sec
5Vp-p
135
µ
sec
5Vp-p
135
µ
sec
5Vp-p
16.9344MHz
2.6Vp-p
1
2
IC1752
!¢
OEC O
IC21
@¢
XOUT
– TUNER SECTION –
(AEP, UK, German model)
(AEP, UK, German model)
4.332MHz
2Vp-p
1
IC21
@¢
XOUT
– TUNER SECTION –
(East European, CIS model)
(East European, CIS model)
4.5MHz
4.2Vp-p
1
2
IC801
2
X-OUT
IC601
8
X-OUT
3
IC851
2
TX
– DISPLAY SECTION –
1
2
IC501
!£
XT2
IC501
0
X2
– MAIN SECTION –
5MHz
5.5Vp-p
8MHz
4Vp-p
8MHz
4.3Vp-p
4.09MHz
3.6Vp-p
4.5MHz
4.2Vp-p
Note:
The components identi-
fied by mark
The components identi-
fied by mark
!
or dotted
line with mark
!
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
!
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
3
IC201
$¶
OSC
8MHz
4.5Vp-p
32.768kHz
5Vp-p
– 37 –
– 38 –
HCD-GRX10AV/RX110AV
7-3. PRINTED WIRING BOARD — CD SECTION —
• See page 20 for Circuit Boards Location.
Ref. No.
Location
• Semiconductor
Location
IC101
C-5
IC102
B-5
IC103
C-6
Q101
C-3
• Indication of transistor
(Page 52)
Q
C
These are omitted
E
B
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