Main Section (2/2) - Sony HCD-MD515 - Component For Dhcmd515 Service Manual

1-4. MAIN Section (2/2)

MD REC-L
G
(Page 7)
FUNCTION SWITCH
IC100
(Page 4)
CD PLAY-L
A
1
2
(Page 7)
4
MD PLAY-L
5
H
J100 (1/2) INH A B
6 10 9
L
TAPE IN
R R-CH
Q114
L
GAME/
VIDEO IN
R R-CH
ATTENUATOR
(–5dB)
R-CH
Q110
AEP, UK, German, North European models
FM 75
COAXIAL
FM/AM TUNER UNIT
FM 75
FM ANT L OUT
FM ANT R OUT R-CH
RDS
AM ANT
ST-MUTE
AM ANT
STEREO
TUNED
AM
ANTENNA
D-IN
D-OUT
US, Malaysia, Singapore,
CLK
Hong Kong, Tourist models
CE
96 93 94 95 97 98 99 49
05
INPUT SELECT SWITCH,
GRAPHIC EQUALIZER CONTROL, ELECTRICAL VOLUME
IC111
60
REC
KEY
KEY
IN 2B
3 69 OUT2
IN1
INPUT
65 64
IN 2A SELECT
71 SOUND
CONTROL
CIRCUIT
R-CH
R-CH
AEP, UK, German, North European models
SC
RDS SIGNAL 57 kHz
MUX CIN
OUT
4
BUFFER BAND-PASS 8 7
IC360 FILTER
OSCILLATOR
RDS DECODER
& CLOCK
IC361
13
X360
4.332MHz
– 9 –
L
R-CH R
61
REC
C2 A2
VOL VOL BB
GRAPHIC
F OUT2
IN2 OUT2 IN2
EQUALIZER VOLUME
45 44 43 42
CONTROL CONTROL
CIRCUIT
CPU
INTERFACE
29 28 30
33 32 34
DBFB CONTROL
R-CH
CONTANS LOOP
CLOCKED
VARIABLE &
COMPARATOR
FIXED DIVIDER
BIPHASE
SYMBOL
DECODER
CLOCK
REGENERATION
& SYNC
DIFFERENTIAL
DECODER
RDDA
14 16 2
21 22 47 48 46
• SIGNAL PATH
: CD PLAY
J100 (2/2) : MD PLAY
TAPE OUT
: MD REC
: TUNER (FM/AM)
: TAPE OUT
BUF
BASS BOOST
OUT2
POWER AMP
CONTROL 38
IC801
CIRCUIT
MUTING
Q113
R-CH
MUTING CONTROL
SWITCH
Q402
OVER LOAD
DETECT
41, 40
Q801
FEED BACK
SWITCH
Q111
D111
+
R-CH
R-CH
SWITCH
Q112
MUTING CONTROL
SWITCH
Q403
+
R-CH
76 79 75
SYSTEM CONTROLLER
IC400 (2/3)
– 10 –
HCD-MD515
RM-MD515
(Page 12)
J230
L
PHONES
-1
+
L
–
-2
R-CH
+
R
–
TB109
RY800
SPEAKER
RELAY DRIVE
Q830, 834, 835
OVER LOAD
+ DETECT
SWITCH
Q833
R-CH
DC IN DETECT
SWITCH
Q831, 832
74