Sony CFD-G505 - Block Diagram - MAIN Section

2222
CFD-G505
CFD-G505
6-1. BLOCK DIAGRAM – MAIN SECTION –
: FM
: CD
• Signal Path
• R-CH is omitted due to same as L-CH.
: PB
: REC
: LINE IN
20
B
A
TUNER/CD
SECTION
(Page 23)
L OUT
L-CH
R-CH
R-CH
RECORD/PLAYBACK
HEAD
ERASE HEAD
HRP301
HE301
R-CH
R-CH
L-CH
REC BIAS
OSC
Q301
REC/PB PRE AMP
IC301
24
22
5
4
1521
REC TAPE
L.L IN
RADIO
PB AMP
26dB
L.LD
TAPE
TAPE
T301
12
MUTE
Q171
AMP
Q321
INV
Q953
SW
Q951
AGC
Q351
3
8
STBY
POWER AMP
IC371
R-CH
R-CH
J391
SPEAKER (L-CH)
SPEAKER (R-CH)
S409-416
LED DRIVE
Q809
64
V-CLOCK
65
V-DATA
34
A-MUTE
67
TAPE
39
REC
IC801(2/2)
SYSTEM CONTROLLER
70
71
74
75
X802
32.768kHz
X801
4.19MHz
XT1
XT2
X1
X2
S301
REC/PB
REC AMP
AMP
BUFFER
7dB
17
LINE
51
TC-PLAY
M
M971
CAPSTAN/REEL
MOTOR
S972
MOTOR
S971
PLAY
TUNER/CD
SECTION
(Page 23)
6
REF
66
P-CON
KEY-1
43
WP
50
KEY-2
44
W-LED2
79
LED DRIVE
Q810
W-LED1
80
S401-408
SCL
35
SDA
36
65
EEP ROM
IC803
77
CD
VIN1
1
A1
5
B1
7
SEL1
4
SOUND/VOLUME
IC321
SI
14
SC
13
17
OUT1
AGC
Q354
D326
D320
D325 D324
D351
D352
VDD(SW)
VDD(SW)
12
13
3
10
11
5
8
STBY
POWER AMP
IC351
30
WOOFER ON/OFF
31
WOOFER 1/2
LCD891
LIQUID CRYSTAL
DISPLAY
2710
SEG17SEG0
96
COM3COM0
SP191
SP291
SP393
WOOFER
T901
RECT
D901-904
+6V REG
Q954
+9V REG
Q971
+6V REG
Q972
+3.3V REG
Q956
CD/RADIO +6V
CD +3.3V
VDD(SW)
POWER
SWITCH
Q952
23
+3.3V
REG
IC802
21
RESET
IC805
µ COM VDD
D807
D806
1
REMOTE
CONTROL
RECEIVER
IC891
76
RESET
49REG CHK
D893
AU 6V
Q955
PB
REC
CD 3.3V
LPF
Q322
STANDBY
SWITCH
Q352
GAIN
CONTROL
Q323
D321
D322
D957
D955
D951
D952
D953
D954
FUNCTION
FUNCTION
SWITCHSWITCH
D401-408
(ILLUMINATION)
VDD(SW)
2
AU +6V
48RMC
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
8PCS, 12V
POWER AMP +12V
+9V
+9V
J381
LINE IN
OPR/BATT
(AC IN)
CNJ901
L.IN
L.RD
TAPE MECHANISM DECK