Read Sony CMT-L1 / HCD-L1 Service Manual online
24
24
HCD-L1
MAIN Section
: FM
: CD (DIGITAL)
: MD/TAPE(PB)
: MD/TAPE(REC)
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD (ANALOG)
TUNER PACK
INA1
DAOUT-L
3
INC1
5
IC711
SOUND PROCESSOR
INEX1
OUT1
L-CH
R-CH
CLK
DO
DI
CE
STEREO
MUTE
TUNED
R-CH
IC500
MASTER CONTROL
IC1201
FL DRIVER
IC301
S-MASTER
FL1201
FLUORESCENT
INDICATOR TUBE
25
27
HP-MUTE
24
HP-IN
23
SM OPC
22
SM DRV RST(EN)
41
SM INIT
19
SM NSP MUTE
16
SM DATA
17
SM CLK
15
SM CS
SM INIT
NSP MUTE
SM DATA
SM CLK
SM CS
SM INIT
NSP MUTE
SM DATA
SM CLK
SM CS
ACCUT IN
RESET 34
INB1
4
CLK
DATA
22 21
Q470,471
MUTING
MUTING
SWITCH
SWITCH
Q525-527
RESET
SWITCH
Q500
GEQ CLK
GEQ DATA
29
30
PLL-CLK
PLL-DI(ST UCOM)
PLL-DO(UCOM ST)
PLL-CE
STEREO
ST-MUTE
TUNED
43
44
45
46
47
48
49
+
–
3
IC401
HEADPHONE AMP
IC745
CLOCK DRIVER
2
1
1
12
IC731
ADC
J1321
PWR-RELAY
PHONES
L-IN
7
PDWN
15
SCKI
DOUT
11
BCK
10
43
44
1
10
45
LRCK
DATA
BCK
OUTR2+
OUTR1+
IC370
POWER AMP
4
7
OUTR2-
OUTR1-
6
16
9
19
INA
INB
7
ENA
17
ENB
OUTA
OUTB
18
DIAGB
8
DIAGA
LRCK
64
XFSIIN
AD RESET
91
-30V
REG
D+5V
DC
DETECT
Q393,394
Q396
D1281-1284
A+10V
+19V
+9V
STANDBY+5.6V
POWER RELAY
AC DETECT
T1281
DC CONVERTER
TRANSFORMER
TRANSFORMER
+10V
REG
IC800
3
1
R-CH
J701
J700
4
5
IC580
RESET
A
B
+6.2V
REG
IC804
4
2
SMASTER+6.2V
SMASTER+3.3V
SMASTER+5V
A+5V
+7V
REG
IC801
3
1
M+7V
FL -30V
F1
F2
64
DEVICE VDD 65
D1285
SWITCHING
Q1281,1282
+5V
REG
IC803
3
1
+3.3V
REG
IC333
4
5
Q711
D771
17
7
BB B1
16
18
BB A1
DBFB
SWITCH
Q1201
BUFFER
+5V
REG
IC802
3
1
D+5V(CD)
35
36
39
38
5
1
4
89
2
16
14
13
15
3
X501
32.768kHz
32.768kHz
X500
20MHz
20MHz
SCL
55
ACCUT OUT
SDA
100
HELP
XT1
XT2
6
7
X745
12.288MHz
IC300
CLOCK DRIVER
28
XFSOIN
36
SCLATCH
37
SCSHIFT
38
SCDT
39
NSPMUTE
41
INIT
2
4
X300
49.152MHz
X1
X2
FL-DATA
FL-CLK
FL-CE
12
DIG0
1G
DIG1
ı
DIG14
15G
ı
02G
SEG0
ı
SEG34
P01
ı
P35
FL-RST
SDATA
SCK
SCK
CS
RST
RST
I2C-CLK
I2C-DATA
I2C-DATA, I2C-CLK, I2C-HELP, ACCUT
CD
SECTION
77
FUNCTION
KEY
KEY1
78
FUNCTION
KEY
S1316-1319
KEY2
79
FUNCTION
KEY
KEY3
94
1
IC1351
REMOTE
SENSOR
SENSOR
SIRCS
93
RM INIT
I2C-BUSY
ACCUT
ACCUT
SIRCS
DETECT
90
KEY INIT
D593
SWITCH
Q1361
TOUCH
SWITCH
TS1361
SWITCH
Q571,572
IC1361
8
12
11
TOUCH
DETECT
IC1362
4
OSC
IC1361
71
D1311
(STANDBY)
D1381,1382
(LED L)
D1391,1392
(LED R)
LED1 ILM BLIGHT
68
ON/STANDBY
72
LED2 ILM DARK
SWITCH
Q802-804
13
FAN-ON
14
FAN LOW
11
ı
1
64
ı
62
•
6
ı
19
20
ı
54
59
ı
33
31
ı
24
•
5
1
58
ANTENA
FM75
Ω
/FM300
Ω
AM
ı
`/1
Q701
MUTING
MD/TAPE
MD/TAPE
IN
OUT
J301
SPEAKER
LCH
RCH
R-CH
R-CH
R-CH
R-CH
R-CH
SWITCH
R-CH
R-CH
12
13
IC1361
8
9
OPEN/CLOSE
Q800,801
SWITCH
Q400,401
REG
+5V
REG
IC305
4
5
1
SWITCHING
REGULATOR
UNIT
AC IN
+19V
HP AMP REF V
HP AMP B+
SMASTER+6.2V
A+3.3V
(D.C. FAN)
FAN101
S1311,1313-1315
S1320-1322
+3.3V
REG
Q789
CD
SECTION
RDS DATA
RDS INT
5V
RDS-DATA
50
RDS-CLK
96
AM
53
Q709,D709
CE ONLY
+5V
REG
+10V
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