Sony HCD-DX28 Service Manual
HCD-BX2/DX2/DX2B
SERVICE MANUAL
SUPPLEMENT-1
File this supplement with the service manual.
US Model
Canadian Model
AEP Model
UK Model
HCD-BX2
E Model
HCD-DX2/DX2B
Australian Model
HCD-DX2
Subject:
1.Addition of Printed Wiring Board
2.Addition and Change of Information
MEMO
2
HCD-BX2/DX2/DX2B
1.Addition of Printed Wiring Board
PRINTED WIRING BOARD – PANEL Section – |
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SENSOR BOARD |
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A |
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1 |
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1 |
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11 |
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A |
DECORD BOARD |
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3 |
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3 |
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CN705 |
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1-678-507- |
(11) |
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FRONT BOARD |
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B |
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22 |
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2 |
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1 |
(US, CND, MX) |
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E C B |
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AEP, UK, E2, E3, |
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SP, TW, AR |
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LED902 |
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(STANDBY) |
C |
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(AEP, UK) |
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E C B |
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1 |
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49 |
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B C E |
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LED901 |
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C B |
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FLD601 |
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TIMER |
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81 80 |
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FLOURESCENT INDICATOR |
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E |
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TUBE |
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2 |
1 |
3 |
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D |
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51 |
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E C B |
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50 |
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1 |
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2 |
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30 |
31 |
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E C B |
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E |
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30 |
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LED910 |
LED911 |
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29 |
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VR602 |
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G |
g |
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VOLUME |
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IC602 |
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C |
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9 |
8 |
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F |
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MAIN |
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16 |
1 |
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BOARD |
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CN601 |
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2 |
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1 |
G |
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11 |
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1-678-576- (11) |
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S906 |
S927 |
LED909, S932 |
S902 |
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S907 |
S908 |
S909 |
S910 |
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LED907, S911 |
S917 |
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PLAY MODE |
j |
REC |
>+ |
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X |
g G |
x |
– . |
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GROOVE |
I/1 |
H |
DIRECTION |
S903 |
LED908, S931 |
S918 |
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S919 |
S920 |
S921 |
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S912 |
S915 |
S905 |
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S922 |
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J |
REC PAUSE |
Z OPEN/CLOSE |
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DISC 3 |
DISC 2 |
DISC 1 |
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FILE SELECT |
DISPLAY |
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REPEAT |
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DISC SKIP |
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S933 |
LED905, S923 |
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LED903, S924 |
LED904, S925 |
LED906, S926 |
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S913 |
S914 |
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STEREO/MONO |
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EX-CHANGE |
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CD SYNC |
TUNER/BAND |
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CD |
TAPE A/B |
MD |
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ENTER |
SPECTRUM |
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S904 |
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TUNER MEMORY |
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05 |
EDIT |
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Note on Printed Wiring Board: |
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• |
Y: parts extracted from the conductor side. |
• Abbreviation |
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• |
C : panel designation. |
AR |
: Argentine model |
• |
b: Pattern from the side which enables seeing. |
AUS |
: Australian model |
(The other layers' patterns are not indicated.) |
CND |
: Canadian model |
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E2 |
: 120 V AC Area in E model |
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E3 |
: 240 V AC Area in E model |
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KR |
: Korean model |
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MX |
: Mexican model |
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SP |
: Singapore model |
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TW |
: Taiwan model |
•Semiconductor Location
Ref. No. |
Location |
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D601 |
D-8 |
D602 |
E-8 |
D603 |
B-1 |
D604 |
B-2 |
D609 |
C-6 |
D612 |
C-6 |
D613 |
C-6 |
D614 |
C-7 |
D615 |
C-7 |
D618 |
F-1 |
D619 |
F-2 |
D620 |
F-1 |
D621 |
G-1 |
D622 |
G-2 |
D623 |
G-2 |
D624 |
G-2 |
D628 |
F-1 |
D629 |
G-1 |
D630 |
G-2 |
IC601 |
D-5 |
IC602 |
F-6 |
LED901 |
C-9 |
LED902 |
C-11 |
LED903 |
G-6 |
LED904 |
G-7 |
LED905 |
G-5 |
LED906 |
G-7 |
LED907 |
F-8 |
LED908 |
G-4 |
LED909 |
F-4 |
LED910 |
E-6 |
LED911 |
E-6 |
Q601 |
B-1 |
Q602 |
C-1 |
Q603 |
D-8 |
Q604 |
D-8 |
Q901 |
C-9 |
Q902 |
C-11 |
RM601 |
A-10 |
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3 3
HCD-BX2/DX2/DX2B
2.Addition of Information of Destination
• SCHEMATIC DIAGRAM – AMP/POWER SUPPLY Section –
(BX2/DX2 : SP, TW, KR, MX, AUS models)
(BX2/DX2: MX)
Note on Schematic Diagram:
•All capacitors are in µF unless otherwise noted. U: µF, pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums.
•If a numeric value of capacitor is a decimal fraction, the preceding zero may be omitted.
(For example, .1 expresses 0.1)
•All resistors are in Ω and 1/4 W or less unless otherwise specified.
•5: fusible resistor.
•2: nonflammable resistor.
•C : panel designation.
Note: |
Note: |
The components identi- |
Les composants identifiés par |
fied by mark 0or dotted |
une marque 0sont critiques |
line with mark 0are criti- |
pour la sécurité. |
cal for safety. |
Ne les remplacer que par une |
Replace only with part |
piè ce portant le numé ro |
number specified. |
spécifié. |
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*
*
*R411, 414 100 (AEP, UK)
12k (EXCEPT AEP, UK)
(SP, TW)
•U : B+ Line.
•V : B– Line.
•Voltages are dc with respect to ground under no-signal
(detuned) conditions. no mark : FM
•Voltages are taken with a VOM (Input impedance 10 MΩ ).
Voltage variations may be noted due to normal production tolerances.
•Signal path.
F : FM
•Abbreviation
AUS : Australian model
CND : Canadian model
KR |
: Korean model |
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MX |
: Mexican model |
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SP |
: Singapore model |
4 |
4 |
TW |
: Taiwan model |
EXCEPT
AEP, UK
100V |
100V |
(EXCEPT AEP, UK)
(BX2/DX2 : KR, MX, AUS)
(US, CND, MX) (AEP, UK, KR, AUS)
(BX2/DX2: MX) |
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(US, CND, MX) |
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HCD-BX2/DX2/DX2B
• SCHEMATIC DIAGRAM
!: Indicates changed portion.
Page |
Before Change |
After Change |
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Location A – B, 9 – 11 |
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*R106 |
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5.6k (US, CND, E, AUS) |
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100 (AEP,UK) |
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Location D – F, 14 – 17
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*C130, C131 0.033 100V
(US, CND, E, AUS) 0.0022 100V
(AEP, UK)
20
* * @
Location G – J, 4 – 7
22
25V
12k
12k
22
25V
#
– Continued on next page –
5
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