Sony CMT-G1BIP / CMT-G1IP / HCD-G1BIP / HCD-G1IP Service Manual ▷ View online
HCD-G1BiP/G1iP
21
CD SERVICE MODE
This mode can run the CD sled motor freely. Use this mode, for
instance, when cleaning the optical pick-up.
Procedure:
1. Press the [
This mode can run the CD sled motor freely. Use this mode, for
instance, when cleaning the optical pick-up.
Procedure:
1. Press the [
?
/
1
] button to turn the power on.
2. Turn the [FUNCTION] knob to select “CD”.
3. Press two buttons of [
3. Press two buttons of [
M L
TUNING +] and [
u
] simul-
taneously for 5 seconds, the message “SERVICE MO” is dis-
played on the fl uorescent indication tube.
played on the fl uorescent indication tube.
4. Press the [
l m
TUNING –] button to move the optical
pick-up to inside track and the message “SLED IN” is dis-
played on the fl uorescent indication tube, or press the [
played on the fl uorescent indication tube, or press the [
M
L
TUNING +] button to outside track and the message
“SLED OUT” is displayed on the fl uorescent indication tube.
5. Press the [
u
] button, “LD ON” or “LD OFF” is displayed
on the fl uorescent indication tube. Each time [
u
] button is
pressed, laser diode on/off is changed over.
Releasing method:
Press the [
Press the [
?
/
1
] button to turn off the system.
CHANGE-OVER THE AM TUNING INTERVAL
(G1iP: Chinese model)
The AM tuning interval can be changed over 9 kHz or 10 kHz.
Procedure:
1. Press the [
(G1iP: Chinese model)
The AM tuning interval can be changed over 9 kHz or 10 kHz.
Procedure:
1. Press the [
?/1
] button to turn the power on.
2. Turn the [FUNCTION] knob to select TUNER AM function.
3. Press the [
3. Press the [
?/1
] button again to turn the power off (standby).
4. After pressing the [DISPLAY] button on the remote com-
mander, while pressing the [
M L
TUNING +] button,
press the [
?/1
] button.
5. It turns power on and display “9k STEP” or “10k STEP”, and
thus the tuning interval is changed over.
FM TUNE LEVEL CHECK
signal
generator
unit
Procedure:
1. Turn on the set.
2. Input the following signal from signal generator to FM antenna
1. Turn on the set.
2. Input the following signal from signal generator to FM antenna
input directly.
Carrier frequency : A = 87.5 MHz, B = 98 MHz, C = 108 MHz
Deviation
Deviation
: 75 kHz
Modulation
: 1 kHz
ANT input
: 35 dBu (EMF)
Note: Use 75 ohm coaxial cable to connect signal generator and the set.
You cannot use video cable for checking.
Use signal generator whose output impedance is 75 ohm.
3. Set to FM tuner function and tune A, B and C signals.
4. Confi rm “TUNED” is lit on the display for A, B and C signals.
4. Confi rm “TUNED” is lit on the display for A, B and C signals.
When the selected station signal is received in good condition,
“TUNED” is displayed.
“TUNED” is displayed.
SECTION 4
ELECTRICAL CHECK
HCD-G1BiP/G1iP
22
MEMO
HCD-G1BiP/G1iP
HCD-G1BiP/G1iP
23
23
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM - CD, USB, PANEL Section -
: CD PLAY
: USB
OPTICAL PICK-UP BLOCK
(KSM-213DCP)
C
B
D
E
A
F
LD
PD
AUTOMATIC
POWER
CONTROL
Q301
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC401
CD-MP3 PROCESSOR
IC101
VO1+
2
VO1-
1
IN1 3
BIAS 23
VO2+
11
VO2-
12
IN2’ 9
T+
T-
VO3+
18
VO3-
17
IN3’ 20
F+
F-
VO4+
26
VO4-
27
IN4’ 24
MUTE 7
94 C
97 B
96 D
100 E
95 A
98 F
91 LDO
MDI
84 VRO
13 DMO
92
12 FMO
10 TRO
9 FOO
XO
XI
X101
16.9344MHz
(SPINDLE)
(SLED)
24
23
BUS0 38
BUS1 39
BUS1 39
CD BUS0
97
CD BUS1
95
BUS2 40
BUS3 41
BUS3 41
CD BUS2
94
CD BUS3
93
CD CLK
91
CD CCE
90
XRST 37
CD XRST
87
CD DRIVER MUTE
88
MP3 IREQ
89
SBSY 54
SBSY
19
CDM IN SW
58
CDM OUT SW
57
CLOSE
OPEN
LOAD_OUT
LOAD_IN
CDM LOAD IN
59
CDM LOAD OUT
60
MOTOR BOARD
SYSTEM CONTROLLER
IC402 (1/3)
42
BUCK
43
XCCE
48
REQ
64
62
63
63
M
M
M
M
75 USB_OVERCURRENT
USB DRIVER
IC601
77
USB SDA
CN4602
3
2
1
D+
D–
84 USB_POWER
VBUS_VCC
VBUS POWER
ON/OFF SWITCH
IC602
VBUS +5V
13
SDA
78
USB SCL
12
SCL
68
USB MCHNG
10
MCHNG
79
USB BUSY
11
BUSY
67
USB IRPT
O
8
IRPT
O
XIN_PLL
XOUT_PLL
80
USB RESET
1
RESETX
41
40
X601
16.9344MHz
LRCKO
AOUT1
BCKO
CD_LRCK
CD_DATA
CD_BCK
34 USB_DP
33 USB_DM
A
53
55
54
54
LRCK
DATA
BCK
USB_LRCK
USB_DATA
USB_BCK
B
54 CLKB
53 CSB
53 CSB
55 DIN
ND4101
FLUORESCENT
INDICATOR
TUBE
GR2 - GR11
AD2, AD1,
SG1 - SG35
33 - 42
59 - 64, 1 - 31
1
DP SDA/SPI DOUT
32
GR1
2
DP SCL
3
DP CS
52 RSTB
61
DP RESET
FLUORESCENT INDICATOR
TUBE DRIVER
IC4101
SIRCS
REMOTE
CONTROL
RECEIVER
IC4301
4
T4101
DC/DC CONVERTER
TRANSFORMER
D4101, 4102
RECT
VEE
OSC
Q4101
GRID DRIVE
Q4102
37
10
S4101, 4102, 4104
(FRONT PANEL KEYS)
KEY2 85
KEY WAKE UP (POWER)
FL +7V
74
S4103, 4105, 4106
(FRONT PANEL KEYS)
KEY 1 69
STANDBY_LED 51
LED DRIVE
Q4103
STANDBY
D4104
LOADING
MOTOR
DRIVER
DRIVER
IC102
7
9
9
4
2
2
ROTARY
ENCODER
S4301
VOLUME
70 VOUME JOG (AD)
ROTARY
ENCODER
S4302
FUNCTION
71 FUNCTION JOG (AD)
ROTARY
ENCODER
S4321
TREBLE
72 TREBLE JOG (AD)
ROTARY
ENCODER
S4322
BASSE
TONE
81 BASS JOG (AD)
SIGNAL PATH
(Page 24)
(Page 24)
HCD-G1BiP/G1iP
HCD-G1BiP/G1iP
24
24
5-2. BLOCK DIAGRAM - TUNER, AUDIO IN, HEADPHONE OUTPUT Section -
D/A CONVERTER
IC802
SYSTEM CONTROLLER
IC402 (2/3)
R-CH
ST CLK
54
ST DATA
ST LATCH
52
4 FRF1
FM/AM RECEIVER
IC4501
CN4503
TB001
15
LRCK/
LOUT
14
BCLK/
ROUT
13
DA
10
CK
9
LA
RDS-INT
18
8
IIC/RDSI
53
X4501
32.768kHz
X2
X1
19
18
ARF1
ARF2
6
7
X801
24.576MHz
D801
: TUNER
: AUDIO IN
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: CD PLAY
8
6
7
LRCK
DATA1
BCK
CD_LRCK
CD_DATA
CD_BCK
CD_BCK
A
11 DATA2
USB_LRCK
USB_DATA
USB_BCK
USB_BCK
B
Q802
R-CH
Q801
CONT_A
34
CONT_B
31
DSP
IC805
XO
XI
34
33
LRCKI4
DATAI4
BCKI4
BCKI4
LRCKI2
DATAI2
BCKI2
BCKI2
50
52
51
51
47
49
48
48
LRCKI3
DATAI3
BCKI3
BCKI3
44
46
45
45
29
27
28
LRCKO
5
SCK
30
AMCLKO
DATAMO
BCKO
DSP
IIC_SDA
47
DSP
IIC_CLK
48
DAB TxD_OUT
35
DAB RxD_IN
36
DSP_DOUT_MUTE
44
DSP_RESET
45
SDA
8
SCL
7
MUTE1B
12
RESETB
10
EEPROM
IC404
CP
IIC SDA
24
CP
IIC CLK
22
CP
RESET
26
I2C-SDA
13
I2C-SCL
12
RESET
4
AUDIO LEVEL
DET
66
AOUTL1
17
A/D CONVERTER
IC804
9
DOUT
8
BCK
7
LRCK
6
SCKI
VINL
13
VINR
14
12 X0
14 X1
15 X2
AUDIO SELECTOR
IC803
13
X
A
10
B
9
X401
32.768kHz
Xcout
Xcin
11
10
X402
5MHz
Xout
Xin
13
15
LRCKI1
DATAI1
BCKI1
BCKI1
41
43
42
42
27
VOUT1
26
VOUT2
22
VOUT3
21
VOUT4
LINE
AMP
AMP
IC2222
HEADPHONE
AMP
IC808
DAMP-IN_L
DAMP-IN-R
R-CH
DAC_MUTE
82
SDA
4
R-CH
L
R
AUDIO IN 1
J302
AUDIO IN 2
L
R
R-CH
R-CH
PHONES
J4201
MUTING
Q811
MUTING
Q813
55
HP DET
56
HP MUTE
R-CH
MUTING
CONTROL
SWITCH
Q807 -809, 812
Vcont
D
C
HEADPHONE
MUTING
SWITCH
SWITCH
Q814
SP_MUTE
E
42
D-AMP-MUTE
SHUTDOWN
PROTECTOR
F
38
DAMP_PROTECT
37
DAMP_SD
DATA
CLOCKK
G
40
EVOL_CLK
LATCH
39
EVOL_LATCH
43
EVOL_DATA
CN01
DAB1
MODULE
(DAB TUNER)
AUD_SFR
AUD_SCLK
SIN
SOUT
AUD_SDO
DAB 75
:
ANTENNA
FM 75
:
COAXIAL
(G1BiP)
: DAB
AM
ANTENNA
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