DOWNLOAD Sony ZS-M30 Service Manual ↓ Size: 10.25 MB | Pages: 82 in PDF or view online for FREE

Model
ZS-M30
Pages
82
Size
10.25 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
zs-m30.pdf
Date

Sony ZS-M30 Service Manual ▷ View online

26
ZS-M30
2. STOP Mode 2
1. Press the  x  (CD) button to enter the STOP mode 2, and dis-
play as below.
Display
1. Entering the CD test Mode
1. Press   POWER   button to turn on the power.
2. Place CD into tray (TOC data of the CD will be read).
3. Press and hold  EDIT  button, then press CD buttons in the
following order:
  u  (CD)
t  x  (CD)t u  (CD)t  x  (CD)
4. All LED and LCD segments start flashing.
5. Press any button to stop flashing of LED and LCD segments and
to shoe the following display.
82
PGM
Display
Specified Value:
traverse level: 0.65 to 1.20 Vp-p
2. Press the  M  and  m button to move the optical pick-up to
position of the track where signal is recorded.
3. FOCUS Mode (Traverse Confirmation)
1. Press the  u  (CD ) button to enter the FOCUS mode and dis
play as below. (Focus servo ON. CLV-S, tacking and sled servo
OFF)
Display
F-
PGM
2. Connect an oscilloscope to TP (TE) and TP (VC) on the CD
board.
Connection:
3. Confirm that the traverse level of waveform satisfy specified
value as follows.
Traverse Waveform
A
B
A = B
VC
traverse level: 
0.65 to 1.20 Vp-
81
PGM
21
41
TP
(RF)
TP
(VC)
TP(TE)
C731
C715
R718
J
R716
R719
R722
R721
R7
C726
R717
C730
R786
C720
C723
C712
C721
C722
C
R715
C714
C716
R713
Q702
R783
Q701
R708
IC702
JW724
JW701
10
JW719
JW7
0
JW715
JW720
[CD BOARD] (SIDE B)
TP (TE)
TP (VC)
oscilloscope
(DC  range)
P-
PGM
4. ALL SERVO ON Mode 1
(RF Level and Jitter Confirmation 1)
1. Press the  u  (CD) button four times to enter the ALL SERVO
ON
mode 1 (start playback the disc) and display as below.
(All servo ON. LPC ON)
Display
6. Press 
  x  (CD)button to enter CD test mode (STOP MODE 1)
and to show the following display.
88
PGM
Display
27
ZS-M30
6. Releasing the CD Test Mode
1. Press the  x  (CD) button to stop rotate the disc.
2. Press the  POWER   button, then remove the power cord to
release the test mode.
Specified Values:
RF level : 1.1 to 1.3 Vp-p
jitteriless than 9nsec
P-
OF
        PGM
VOLT/DIV: 200 mV
TIME/DIV: 500 ns
RF level:
1.1 to1.3 Vp-p
5. LPC Mode
(RF Level and Jitter Confirmation 2)
1. Press the  u button to enter the LPC OFF mode and display
as below. (All servo ON. LPC OFF)
RF signal Waveform
21
41
TP
(RF)
TP
(VC)
TP(TE)
C731
C715
R718
J
R716
R719
R722
R721
R7
C726
R717
C730
R786
C720
C723
C712
C721
C722
C
R715
C714
C716
R713
Q702
R783
Q701
R708
IC702
JW724
JW701
10
JW719
JW7
0
JW715
JW720
[CD BOARD] (SIDE B)
TP (RF)
TP (VC)
oscilloscope
(DC  range)
2. Connect an osilloscope to TP (RF) and TP (VC) on the CD board.
Connection:
3. Confirm that the RF level and jitter of waveform satisfy speci-
fiedvalues as follows.
Display
2. Confirm that the RF level and jitter of waveform satisfy speci-
fiedvalues as follows.
Specified Values:
RF level : 0.9 to 1.4 Vp-p
jitteriless than 9nsec
If the RF level and jitter are out of specified values, measure again
after clean the object lens by an applicator with lens cleaning liq-
uid.
28
ZS-M30
Pin No.
Pin name
I/O
Description
1
MD–PDOWN
O
Power down signal output to the MD mechanism coutroller(IC601)
2
MD–SRTS
I
System controller busy status monitor input from the MD mechanism controller
3
MD–PACK IN
I
MO disc detection signal input
4
MD–SCTS
I
MD mechanism controller busy status monitor input from the MD mechanism controller
5
MD–RST
O
Power supply on /off control signal output for the MD mechanism controller
6
MD–H
O
MD play control signal output to the A/D, D/A converter(IC604)
7
REC–H
O
MD record signal output to the A/D, D/A converter (IC604)
8–10
Not used (OPEN)
11
B/L7V–SHORT
I
Backlight voltage detection input
12
Not used (OPEN)
13
CD–MUTE
Not used (OPEN)
14
AU–MUTE
O
Audio mute drive signal output
15–17
Not used (OPEN)
18
SUR–CTR
Not used (OPEN)
19, 20
Not used (OPEN)
21
MEGA BASS
O
MEGA–BASS ON/OFF signal output
22
HP–SW
O
Headphones ON/OFF signal output
23
AU–CS
O
Audio chip select signal output
24
AU–DATA
O
Serial data output to the electrical volume (IC302)
25
AU–CLK
O
Serial data transfer clock signal output
26–29
Not used (OPEN)
30
LEO–OPERATION2
Not used (OPEN)
31
PA–STANDBY
O
Power amplifier ON/OFF signal output “ L ” : standby “ H ” power ON
32
P–CON2
Not used (OPEN)
33
LINE–MUTE
O
Line mute drive signal output
34
TU–MUTE
Not used (OPEN)
35
SUR
O
Panorama sound  select signal output
36
LED–HIGHSPEED2
O
HIGHSPEED LED ON/OFF control signal output
37
LED–SURROUND2
O
Panorama sound LED ON/OFF control signal output
38
VDD–CONT
O
VDD 3.3V ON/OFF control signal output
39
TU–SFT
O
Level shift control signal output
40
RST
I
System reset signal input
41
VSS
Ground terminal
42
XTAL
I
Main system clock input terminal (8MHz)
43
EXTAL
O
Main system clock output terminal (8MHz)
44
Not used (OPEN)
45
LCD–STB
O
LCD standby signal output
46
LCD–DATA
O
LCD serial data output
47
LCD–CLK
O
LCD clock signal output
48
SELECT–GND
Not used (OPEN)
49
SELECT
Not used (fixed “ H ” )
50
LED–OPERATION
Not used (OPEN)
51
LEO–HISPEED
Not used (OPEN)
52
AVSS
Ground terminal
53
AVREF
Reference voltage (3.3V) input for A/D converter
54
AVDD
Power supply terminal(3.3V)
55
KEY–AD1
I
Key input terminal
56
KEY–AD0
I
Key input terminal
57
JOG–B
I
Jog controller (B) input
SECTION 6
DIAGRAMS
6-1. IC PIN FUNCTION DESCRIPTIONS
• MAIN BOARD    IC801 System control (CXP740096-059Q)
29
ZS-M30
58
JOG–A
I
Jog controller (A) input
59
KEY–AD4
I
Key input terminal
60
KEY–AD3
I
Key input terminal
61
KEY–AD2
I
Key input terminal
62
COM3.3V–SHORT
I
COM3.3V voltage detection terminal
63
LED–SURROUND
Not used (OPEN)
64
CD–POWER
O
Power supply ON/OFF signal output for CD servo system
65
CD–C2P0
Not used (OPEN)
66
CD–SPH
O
CD High speed recording control signal output
67
CD–AGC CONT
O
CD AGC signal output
68
CD–SCLK
O
Subcode Q data transfer clock signal output for CD DSP IC (IC702)
69
MD–SRXD
I
UART communication data input from the MD mechanism controller (IC601)
70
MD–STXD
O
UART communication data output to the MD mechanism controller (IC601)
71
Not used (OPEN)
72
Not used (OPEN)
73
CD–CLK
O
Serial data transfer clock signal output to the CD DSP IC (IC702)
74
CD–XLAT
O
Serial data latch pulse signal output to the CD DSP IC (IC702)
75
CD–DATA
O
Serial data output to the CD DSP IC (IC702)
76
CD–XRST
O
CD reset signal output to the CD RF AMP (IC701),CD DSP IC (IC702)
77
CD SENSE
I
Internal status (SENSE) input from the CD DSP IC (IC702)
78
CD–SCOR
I
Subcode sync (SO +S1) detection signal input from the CD DSP IC (IC702)
79
CD–SQSO
I
Subcode Q data input from the CD DSP IC (IC702)
80
CD–RFH
O
CD RF level select output
81
CD–SQCK
O
Subcode Q data reading clock signal output to the CD DSP IC (IC702)
82,83
Not used (OPEN)
84
CD–DOOR
I
CD door open/close signal input
85
RMC
I
Remote control signal input
86
TEX
I
Sub system clock input terminal (32.768KHz)
87
TX
O
Sub system clock output terminal (32.768KHz)
88
VSS
Ground terminal
89
VDD
Power supply terminal (3.3V)
90-92
Not used (OPEN)
93
B/L–CONT
O
LCD backlight control signal output
94
ACCHK
I
AC power supply voltage detection terminal
95
P–COM
O
Power ON/OFF control signal output
96
Not used (OPEN)
97
TU–CE
O
PLL serial chip enable signal output to the tuner IC (IC1)
98
TU–DATA
O
PLL serial data output to the tuner IC (IC1)
99
TU–CLK
O
PLL serial data transfer clock signal output to the tuner IC (IC1)
100
TU–COUNT
I
PLL serial data input from the tuner IC (IC1)
Pin No.
Pin name
I/O
Description
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Display

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