DOWNLOAD Sony HTC-NX300 / MHC-NX300AV Service Manual ↓ Size: 5.92 MB | Pages: 73 in PDF or view online for FREE

Model
HTC-NX300 MHC-NX300AV
Pages
73
Size
5.92 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
htc-nx300-mhc-nx300av.pdf
Date
PREV: Sony MHC-NX300AV / SS-NX300 Service Manual

Sony HTC-NX300 / MHC-NX300AV Service Manual ▷ View online

30
30
HTC-NX300
7-10.
PRINTED  WIRING  BOARD  – VIDEO Board –
•
 See page 25 for IC Block Diagrams.
B
2
1
1
3
TP
1
2
10
11
(FOR TEST)
05
05
• Semiconductor
Location
Ref. No.
Location
IC503
D-1
IC506
C-2
IC507
B-3
IC509
D-3
IC510
E-3
IC511
A-1
IC515
E-3
• Semiconductor
Location
Ref. No.
Location
D502
E-3
IC504
C-1
IC505
D-3
IC508
A-1
IC514
C-3
(Page 37)
(Page 26)
31
31
• Waveforms
– VIDEO Board –
1
IC503 
5
 (LRCK)
2
IC503 
8
 (CD-LRCK)
3
IC503 
0
 (CD-BCK)
4
IC503 
qd
 (BCK)
5
IC505 
qd
 (XOUT)
6
IC505 
ed
 (CLK1)
7
IC511 
1
 (CLK)
8
IC511 
8
 (OSC-IN)
9
IC511 
ql
 (VSYNC) (VIDEO CD PLAY)
0
IC511 
w;
 (HSYNC) (VIDEO CD PLAY)
qa
IC514 
wj
 (VSY) (VIDEO CD PLAY)
qs
IC514 
wk
 (HSY) (VIDEO CD PLAY)
qd
IC514 
wl
 (PCXCLK)
qf
IC514 
ej
 (COUT), J501 
3
 (COUT)
 (VIDEO CD PLAY)
qg
IC514 
rg
 (YOUT), J501 
4
 (YOUT)
 (VIDEO CD PLAY)
5 Vp-p
22.5 
µ
s
4.8 Vp-p
0.5 
µ
s
4.7 Vp-p
12.5 
µ
s
5.2 Vp-p
470 ns
4 Vp-p
10 MHz
4.8 Vp-p
0.7 
µ
s
4.8 Vp-p
0.7 
µ
s
4.6 Vp-p
150 ns
5 Vp-p
16.7 ms
5 Vp-p
16.7 ms
5 Vp-p
16.7 ms
5 Vp-p
16.7 ms
4.6 Vp-p
150 ns
H
0.7 Vp-p
1 Vp-p
H
ql
IC506 
<znn>
 (DA-LRCK), IC509 
ql
 (LRCK)
w;
IC506 
<znm>
 (DA-BCK), IC509 
qj
 (BCK)
wa
IC506 
<z,x>
 (CD-LRCK)
ws
IC506 
<z,v>
 (CD-BCK)
wd
IC509 
1
 (XTI)
wf
IC509 
4
 (MCKO)
wg
IC509 
8
 (MC)
wh
IC509 
w;
 (384FSO)
wj
IC509 
wa
 (768FSO)
wk
IC510 
3
wl
IC510 
1
e;
IC510 
qa
5 Vp-p
16.7 ms
5.8 Vp-p
22.3 
µ
s
4.7 Vp-p
470 ns
4.8 Vp-p
0.5 
µ
s
4.7 Vp-p
12.5 
µ
s
1 Vp-p
27 MHz
4.6 Vp-p
37 
µ
s
4.8 Vp-p
0.7 
µ
s
4.8 Vp-p
59 ns
4.7 Vp-p
30 ns
4.6 Vp-p
37 
µ
s
4.7 Vp-p
30 ns
4.8 Vp-p
59 ns
5 Vp-p
16.7 ms
qk
IC506 
<zb,>
 (VSYNC)(VIDEO CD PLAY)
qj
IC506 
<zbm>
 (HSYNC) (VIDEO CD PLAY)
qh
IC514 
el
 (VOUT), J502
(VIDEO CD PLAY)
2 Vp-p
H
32
32
HTC-NX300
7-11. PRINTED  WIRING  BOARDS  – CD MOTOR/SENSOR Section –
•
 See page 25 for Circuit Boards Location.
H
J
J
L
L
C
H
D
TO CONNECTOR
BOARD
TO OUT SW BOARD
TO SENSOR 2
BOARD
TO CONNECTOR
BOARD
TO CONNECTOR
BOARD
TO CONNECTOR
BOARD
TO IN SW
BOARD
TO CLAMP
MOTOR
BOARD
TO INT/
COUNT SW
BOARD
TO SENSOR
BOARD
(Page 37)
TO OUT SW
BOARD
(Page 37)
TO CONNECTOR
BOARD
33
33
HTC-NX300
7-12. SCHEMATIC  DIAGRAM  – CD MOTOR/SENSOR Section –
•
 See page 46 for IC Block Diagram.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : CD PLAY
(Page 39)
(Page 39)
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