Sony CMT-HPR90 / CMT-HPR99XM / HCD-HPR90 / HCD-HPR99XM Service Manual ▷ View online
13
HCD-HPR90/HPR99XM
CD SERVICE MODE
This mode can run the CD sled motor freely. Use this mode, for
instance, when cleaning the optical pick-up.
Procedure:
instance, when cleaning the optical pick-up.
Procedure:
1. Press the
I/
1
button to turn the power on.
2. Press the [CD] or [FUNCTION] key on the remote commander
to select “CD”.
3. Press three buttons of [PUSH ENTER], [DSGX] and [DISC 1]
simultaneously, the message “SERVICE IN” is displayed on
the fluorescent indicator tube.
the fluorescent indicator tube.
4. Press the
M L
button to move the optical pick-up to outside
track and the message “SLED OUT” is displayed on the
fluorescent indicator tube, or press the
fluorescent indicator tube, or press the
l m
button to
inside track and the message “SLED IN” is displayed on the
fluorescent indicator tube.
fluorescent indicator tube.
5. Press the
x
button, “LD OFF” is displayed and laser diode is
turned off. Each time
x
button is pressed, laser diode ON/
OFF switch is performed.
6. To release this mode, press the
I/
1
button.
TUNER STEP CHANGE-OVER
A step of AM tuning interval can be changed over between 9 kHz
or 10 kHz.
Procedure:
or 10 kHz.
Procedure:
1. Press the
I/
1
button to turn the power on.
2. Press the [TUNER/BAND] button to select “AM”.
3. Press the
3. Press the
I/
1
button again to turn the power off.
4. Press two buttons of
M L
and
I/
1
simultaneously.
5. The message “STEP 9kHz” or “STEP 10kHz” is displayed on
the fluorescent indicator tube and thus the tuning interval is
changed over.
changed over.
14
HCD-HPR90/HPR99XM
Checking Location:
+
–
–
CD board
TP (RFACI)
TP (VC)
TP (VC)
oscilloscope
(DC range)
Procedure :
1. Connect oscilloscope to TP (RFACI) and TP (VC) on the CD
board.
2. Press the
I/
1
button to turn the power on, and press
the
Z
button to open the CD disc table.
3. Set disc (YEDS-18) on the tray and press the
CD
u
button
to playback.
4. Confirm that oscilloscope waveform is as shown in the figure
below. (eye pattern)
A good eye pattern means that the diamond shape (
A good eye pattern means that the diamond shape (
◊) in the
center of the waveform can be clearly distinguished.
VOLT/DIV: 200 mV
TIME/DIV: 500 ns
TIME/DIV: 500 ns
level:
0.9
0.9
±
0.4 Vp-p
TP
(VC)
TP
(RFACI)
IC201
– CD Board (Conductor Side) –
CD SECTION
Note:
1.
CD Block is basically constructed to operate without adjustment.
2.
Use YEDS-18 disc (3-702-101-01) unless otherwise indicated.
3.
Use an oscilloscope with more than 10 M
Ω impedance.
4.
Clean the object lens by an applicator with neutral detergent when the
signal level is low than specified value with the following checks.
signal level is low than specified value with the following checks.
5.
Check the focus bias check when optical pick-up block is replaced.
FOCUS BIAS CHECK
SECTION 5
ELECTRICAL CHECK
HCD-HPR90/HPR99XM
15
15
HCD-HPR90/HPR99XM
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM – CD SERVO Section –
(Page 16)
CD DSP
IC201
CH2RIN
MUTE
2-AXIS
DEVICE
(TRACKING)
(FOCUS)
57
64
A
3.3V
(CD)
(CD)
DETECTOR
A
AC_
SUM
58 B
65
EG_
IN
IN
70
RFACO
71 RFACI
3
PCMD
112
AOUT1
117
AOUT2
4 PCMDI
5
BCK
55
FEO
53
TEO
52
TEI
54
FEI
6 BCKI
R-CH
1
LRCK
2 LRCKI
59 C
60 D
50 E
51 F
66 LD
67 PD
16 CH4OUTF
15 CH4OUTR
27 OPOUT
38 MDP
AUTOMATIC
POWER CONTROL
Q321
LD
PD
LASER DIODE
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
B
C
D
E
F
41 SFDR
42 SRDR
43 TFDR
44 TRDR
45 FFDR
46 FRDR
DATA
I-V AMP
M401
(SPINDLE)
M402
(SLED)
17 CH3OUTF
18 CH3OUTR
14 CH1OUTF
13 CH1OUTR
12 CH2OUTF
11
7
20
89
SSTP
39
CH2FIN 6
CH1RIN 5
CH1FIN 4
CH3RIN 22
CH3FIN 23
CH4IN 24
OPIN+ 2
CH2OUTR
M
M
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC402
S201
(LIMIT)
3.3V
(CD)
(CD)
108
XTAO
109
XTAI
X201
16.9344MHz
CLOK 11
XLAT 16
SENS 20
SCOR 26
DATA2 12
CLK2 90
XLAT-MP3 13
REQ-MP3 14
IREQ-MP3 10
ACK-MP3 15
XTACN 7
XRST 8
35 CD DATA
37 CD CLK
43 CD XLT
19 CD SCOR
6 MP3 DATA IN
5 MP3 DATA OUT
7 MP3 CLK
46 MP3 XLAT
45 MP3 REQ
47 MP3 IREQ
44 MP3 ACK
49 CD XTACN
48 CD XRST
50 CD DRIVER MUTE
36 CD SENS
LOADING MOTOR
DRIVE
Q1610 – 1613
M1+ 41
M1– 42
M
CAM GEAR MOTOR
DRIVE
Q1614 – 1617
M2+ 39
M2–
DLM5B E0,
E1/SW2,
E2/SW1,
E3/SW3,
E2/SW1,
E3/SW3,
SW5 – SW8
E0, E1/SW2,
E2/SW1,
E3/SW3,
SW5 – SW8
E2/SW1,
E3/SW3,
SW5 – SW8
40
A
CD-L
STANDBY LED
SYSTEM CONTROLLER
IC1301 (1/4)
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
27, 34, 33,
28, 26 – 23
M1+
M1+
M
M2+
M2+
DLM5B DISC SENS 22
COLLECTOR
ANODE
CD MECHANISM
DECK BLOCK
B+ SWITCH
Q1618
CDM +3.3V
D
(Page 18)
HCD-HPR90/HPR99XM
16
16
HCD-HPR90/HPR99XM
AUDIO IN
R-CH
J981
CD-L
A
TUNER (FM/AM)
AM
FM ANT
AM ANT
L-OUT
R-OUT
DO/STEREO
R-CH
ST DIN
ST CLK
ST CE
FM 75
Ω
COAXIAL
ANTENNA
56 ST DIN/STEREO
9
4
5
7
10
A
9
B
54 ST DOUT
55 ST CLK
53 ST CE
SEL A
51
SEL B
59
14
SI
13
SC
AMP SI
61
AMP SC
63
LINE MUTE
60
HP MUTE
58
AUDIO IN DETECT
100
C
L-CH
B
HP
X
OUT1
INPUT SELECTOR, ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
IC1501
SYSTEM CONTROLLER
IC1301 (2/4)
: TUNER (FM/AM)
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: XM
: AUDIO IN
PHONES
R-CH
J982
15
14
6
INH
SEL INH
65
5
SC_RX_IN
3
SC_TX_OUT
XM TXD
31
XM RXD
32
7
CDM_SEL
9
ERR_IRQ#
XM DTIC CMD
85
RDS INT/XM DTIC IRQ
18
11
RST#
RDS DATA/XM DTIC RST
21
XM POWER 5V
83
XM POWER 3.3V
82
Q1503
Q1504
Q1505
TUNER/XM
SELECT SWITCH
IC1505
13
X1
X2
C1
SEL1
VIN1
B1
19
18
COMM_RX_N
COMM_RX_P
A1
1
MUTING
IC1503
R-CH
17
MUTING
CONTROL SWITCH
Q1501, 1502
MUTING
IC1504
R-CH
MUTING
CONTROL SWITCH
Q1508, 1509
HEADPHONE
AMP
IC1502
LINE AMP
IC051
XM RECEIVER
IC001
D/A CONVERTER
IC041
J001
XM
3
2
1
D+
D–
VCC
22
23
COMM_TX_N
COMM_TX_P
5
PDN
2
3
BICK
SDTI
1
4
MCLK
LRCK
39
37
I2S_CLK
I2S_DA
11
AOUTL
10
AOUTR
R-CH
43
41
I2S_OCLK
I2S_LRCLK
B+ SWITCH
Q1601, 1602
XM
+3.3V
+4V
B+ SWITCH
Q001, 003
XM
+5.2V
+5.2V
(HPR99XM)
(HPR90)
D1205
6-2. BLOCK DIAGRAM – MAIN Section –
(Page 15)
(Page 18)
(Page 17)
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