DOWNLOAD Sony HCD-MD1DX / HCD-MD1EX (serv.man2) Service Manual ↓ Size: 5.69 MB | Pages: 94 in PDF or view online for FREE

Model
HCD-MD1DX HCD-MD1EX (serv.man2)
Pages
94
Size
5.69 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-md1dx-hcd-md1ex-sm2.pdf
Date
PREV: Sony HCD-MD1DX / HCD-MD1EX Service Manual

Sony HCD-MD1DX / HCD-MD1EX (serv.man2) Service Manual ▷ View online

HCD-MD1EX
– 73 –
– 74 –
7-21. SCHEMATIC  DIAGRAM  – POWER Section –
The components identified by mark 
!
 or dotted
line with mark 
!
 are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque 
!
 sont
critiques pour la sécurité.
Ne les remplacer que
par une piéce portant le numéro spécifié.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
[
] : CD PLAY
(
) : MD PLAY
(Page 69)
(Page 62)
(Page 69)
(Page 69)
HCD-MD1EX
– 75 –
– 76 –
7-22. PRINTED  WIRING  BOARDS  – MOTOR/SW Section –
7-23. SCHEMATIC  DIAGRAM  – MOTOR/SW Section –
(Page 57)
(Page 48)
(Page 57)
(Page 60)
(Page 60)
(Page 54)
– 77 –
2.6 Vp-p
7.6 
µ
s
• Waveforms
– BD (CD) Board –
1
IC101 
#¡
 (RFO) (CD Play Mode)
500 mV/DIV, 500 ns/DIV
2
IC101 
$¢
 (TEI) (CD Play Mode)
50 mV/DIV, 1 
µ
s/DIV
3
IC101 
2
 (FEI) (CD Play Mode)
50 mV/DIV, 1 
µ
s/DIV
4
IC103 
3
 (MDP) (CD Play Mode)
6
IC103 
@∞
 (XPCK)
7
IC103 
@™
 (BCLK)
8
IC103 
@º
 (LRCK)
9
IC104 
6
 (XTO)
1.3 
±
 0.3 Vp-p
5
IC103 
@•
 (RFCK)
– BD (MD) Board –
1
IC101 
1
, 
2
 (I, J) (MD Play Mode)
2
IC101 
4
 (A) (MD Play Mode)
3
IC101 
8
, 
9
 (E, F) (MD Play Mode)
4
IC101 
#•
 (RF) (MD Play Mode)
5
IC152 
#™
 (CAPA–) (MD Play Mode)
Approx.
100 mVp-p
Approx.
150 mVp-p
5.1 Vp-p
7.35 kHz
4.6 Vp-p
16.9344 MHz
5.1 Vp-p
44.1 kHz
5 Vp-p
474 ns
5.3 Vp-p
14 ns
Approx.
500 mVp-p
Approx.
200 mVp-p
Approx.
150 mVp-p
Approx.
1.2 
±
 0.2 Vp-p
4.6 Vp-p
1.5 
µ
sec
– 78 –
6
IC152 
#¡
 (CAPA+) (MD Play Mode)
7
IC121 
(º
 (FS4)
8
IC121 
!¶
 (OSCO)
9
IC121 
@∞
 (LRCK)
!º
IC121 
@§
 (XBCK)
4.6 Vp-p
1.5 
µ
sec
3.4 Vp-p
5.7 
µ
sec
3.1 Vp-p
22.5792 MHz
3.4 Vp-p
44.1 kHz
3.5 Vp-p
2.8224 MHz
!¡
IC121 
@¶
 (FS256)
!™
IC316 
!£
 (XOUT)
3.4 Vp-p
11.2896 MHz
3.3 Vp-p
7 MHz
– MAIN Board –
1
IC707 
!¡
 (X1)
2
IC707 
!¢
 (XT1)
3
IC710 
!£
3.8 Vp-p
5 MHz
2.4 Vp-p
32 kHz
2.7 Vp-p
4.332 MHz
– PANEL Board –
1
IC901 
@º
 (XOUT)
2
IC901 
@¡
 (XIN)
4.7 Vp-p
2.6 
µ
s
0.8 Vp-p
2.6 
µ
s
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