Sony HTC-NX1 / MHC-NX1 / MHC-NX3AV Service Manual ▷ View online
29
29
HTC-NX1
7-12. SCHEMATIC DIAGRAM – MAIN Board (2/2) –
•
See page 32 for Waveform.
[
] : TAPE PLAYBACK (DECK B)
〈〈
〉〉
: RECORD
∗
: Impossible to measure
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD PLAY
(
no mark : CD PLAY
(
) : TAPE PLAYBACK (DECK A)
(Page 23)
(Page 23)
(Page 21)
(Page 28)
(Page 31)
(Page 31)
(Page 31)
30
30
HTC-NX1
7-13. PRINTED WIRING BOARDS – PANEL Section –
•
See page 19 for Circuit Boards Location.
D223
A-3
D224
C-3
D225
C-3
Q201
C-4
Q202
C-7
Q203
C-4
Q204
C-6
Q205
A-7
Q206
C-2
Q207
A-7
Q208
A-6
Q209
C-2
Q210
B-8
Q211
A-5
Q212
C-2
Q213
A-3
Q214
C-1
Q215
A-4
Q216
A-4
Ref. No.
Location
Ref. No.
Location
D201
A-7
D202
A-6
D203
A-5
D204
A-4
D205
C-4
D206
C-7
D207
C-4
D208
C-6
D209
A-2
D210
B-2
D211
A-6
D212
A-5
D213
A-2
D214
B-2
D215
A-2
D218
C-7
D219
C-6
D220
C-5
D221
C-4
D222
A-3
• Semiconductor Location
– PANEL Board –
(Page 27)
(Page 27)
(Page 27)
31
31
HTC-NX1
7-14. SCHEMATIC DIAGRAM – PANEL Section –
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : CD PLAY
no mark : CD PLAY
(Page 29)
(Page 29)
(Page 29)
32
32
TE
RFDC
CE
IGEN
AVSS0
ADIO
AVDD0
CLTV
FILO
AVSS3
VSS
AVDD3
DOUT
VDD
PCO
FILI
ASYO
ASYI
RFAC
BIAS
SSTP
DFCT
MIRR
MDP
LOCK
FOK
SFDR
VSS
TEST
FRDR
FE
VC
VC
COUT
SE
XTSL
TES1
SRDR
TFDR
FFDR
TRDR
TRDR
2
1
70
71
68
69
66
67
64
65
62
61
63
73
74
72
75
76
77
78
79
80
4
XRST
3
SQCK
SQSO
5
9
8
7
6
56
60
53
54
55
59
57
58
51
52
48
49
50
47
44
45
46
43
41
42
XLAT
CLOK
SENS
SYSM
DATA
XUGF
XPCK
GFS
C2PO
WFCK
10 11 12 13 14 15 16 17 18 19 20
21
22
23
24
25
26
32
33
30
31
36
37
34
35
39
40
38
28
27
29
SPOA
ATSK
SCLK
VDD
SCOR
SPOB
XLON
XTAI
XVDD
EMPH
AVDD1
AOUT1
AIN1
XTAO
XVSS
XVSS
AIN2
AOUT2
AVDD2
RMUT
LOUT2
LOUT1
BCK
LRCK
PCMD
LMUT
AVSS1
AVSS2
CPU
INTERFACE
SERVO AUTO
SEQUENCER
SERIAL IN
INTERFACE
OVER SAMPLING
DIGITAL FILTER
3rd ORDER
NOISE SHAPER
PWM
PWM
EFM
DEMODULATOR
TIMING
LOGIC
DIGITAL
OUT
D/A
INTERFACE
DIGITAL
PLL
ASYMMETRY
CORRECTION
CORRECTION
CLOCK
GENERATOR
MIRR, DFCT,
FOK
DETECTOR
DIGITAL
CLV
SUBCODE
PROCESSOR
SERVO
INTERFACE
SERVO DSP
FOCUS
SERVO
SERVO
TRACKING
SERVO
SLED
SERVO
PWM GENERATOR
FOCUS PWM
GENERATOR
TRACKING
PWM GENERATOR
SLED PWM
GENERATOR
16K
RAM
ERROR
CORRECTOR
INTERNAL BUS
A/D
CONVERTER
OPERATIONAL
AMPLIFIER
ANALOG SWITCH
• Waveforms
– BD Board –
1
IC103
qh
(RF O) (CD Play Mode)
Approx.
1.2 Vp-p
1.2 Vp-p
2
IC101
ra
(TE) (CD Play Mode)
Approx.
180 mVp-p
180 mVp-p
3
IC101
el
(FE) (CD Play Mode)
Approx.
280 mVp-p
280 mVp-p
4
IC101
qj
(XPCK)
5 Vp-p
230 ns
5
IC101
yh
(XTAI)
3 Vp-p
16.9344 MHz
6
IC101
qg
(WFCK)
5 Vp-p
138
µ
s
1
IC101
qd
(XOUT)
1.9 Vp-p
16 MHz
– MAIN Board –
• IC Block Diagrams
– BD Board –
IC101
IC101
CXD2587Q
Click on the first or last page to see other HTC-NX1 / MHC-NX1 / MHC-NX3AV service manuals if exist.