Block Diagram - Main Section - Sony HCD-C5 Service Manual

HCD-C5
6-4. BLOCK DIAGRAM – MAIN SECTION –
J102
R-CH
IN
TAPE
J101
R-CH
OUT
TUNER PACK
L-CH
R-CH R-CH
CL
ANTENA
FM75Ω DO
DI
CE
AM
ı
TUNED
STEREO
MUTE
CN207
PC LINK
+5V
MD
SERVO
SECTION
(Page 47)
MD-L
IC301
SOUND PROCESSOR
REC 35 REC-L
37 CD/MD
OUT
25
38 TC
Q311
D343
DBFB
B-O 26
SWITCH
B-I 27
39 ST
V-O 28
Q101 Q102
20 22 21 54
MUTING SWITCH
64
63
62
43
45
44
46
49
48
47
92
IC212
I2C BUS BUFFER
6
Q211
5 CLK I2C-CLK
7 LY 6 SWITCH
SY 5
4
3
Q212
1
2 DATA I2C-DATA
2 LX SX 3 SWITCH 3
PCLINK-INSERTED
60
I2C-BUSY
I2C-DATA, I2C-CLK, I2C-BUSY
D
57
IC602
REMOTE
94
1
SENSOR
Q221-224
SIRCS/
POWERKEY
93
DETECT
S602-605
FUNCTION
77
KEY
S606-609
FUNCTION
78
KEY
S610-613
FUNCTION
79
KEY
D942
IC941 91
Q941
RESET
RESET 34
SYS +5V 1 3
SWITCH
D941
AC-DET
MD
SERVO
C
SECTION
(Page 47)
IC302
HEADPHONE AMP
5 +
7
Q331 –
6
MUTING
IC501 (2/2)
MASTER CONTROL
Q202
MUTING
REC-MUTE PRE-MUTE 52
SWITCH
SPK-RELAY
56
XT1
35
X502
VOL-DATA
32.768kHz
XT2 36
VOL-CLK
VOL-CE X1 39
X501
20MHz
X2 38
PLL-CLK
FLUORESCENT
PLL-DI(ST UCOM)
INDICATOR TUBE
PLL-DO(UCOM ST)
IC601
VF
PLL-CE
FL DRIVER
Q601
TUNED
DIG0 12 SWITCH 5 16G
STEREO
11
ST-MUTE
ı
DIG1 15G
6
FL-DATA 1 16 SDATA 1
ı
ı
•
64
19
PCPON
DIG14 02G
ı
FL-CLK 2 15 SCK
62
Q602
DIG15 61 SWITCH 20 01G
SCL
FL-CE 4 14 CS
59
ı
SEG0 P01
21
33
FL-RST 6 13 RST
ı
ı
•
31
SDA 55
SEG34 P35
ı
24
VF
KBD-CHK
D601
HELP 72
ON/STANDBY
(STANDBY)
Q604
SIRCS
D602-610
LED
LED 65
DRIVER (KEY BACK LIGHT)
KEY-RM
CD+5V
KEY1
BDPWR 28
PWR-RELAY 69
KEY2 A +3.3V
MD D+3.3V
BUP +3.3V
KEY3
D925
BACKUP
+5V/+2.7V
SYS +5V
AC-CUT
PDOWN
MD
MD-PWR 70
SERVO
MUTE
RESET B
DMUTE 24
SECTION
(Page 47)
48 48
AMP-L 3
CN208
A-MUTE 8
L SPEAKER
RELAY 2
R-CH
Q341
MUTING
Q232
H/P
DETECT
A-MUTE
T900
MAIN
TRANSFORMER
D851
+B
POWER AMP
FL601
-B
VF
VF
D971-974
Q971
ı
-30V
FL -30V
REG
D982-985
IC901
ı
+10V
3 1
CD+10V
REG
ST+10V
D981
IC902
`/1
+5V
MDM+5V 3 1
REG
LED+5V
IC903
+7V
CD+7V 3 1
REG
PRE+7V
Q991
RELAY
Q911,912 IC904
DRIVER
B+ +5V
3 1
SWITCH
REG
CDM+5V Q103
FAN
IC905
DRIVER
+5V
MD H/M+5V 3 1
REG
IC906
+4V
3 1
REG
T901
SUB
BT921
TRANSFORMER
(RECHARGEABLE)
D961-964
D992
IC907
D926
+5.6V
3 1
REG
2
D927
D993
• R-CH is omitted due to same as L-CH.
• Signal Path
: FM
: CD(ANALOG)
: PB(MD)
: REC(MD)
J103
PHONES : PB(TAPE)
: REC(TAPE)
RY991
M901
(D.C. FAN)
AC IN