Sony HCD-EH10 Service Manual page 26

HCD-EH10
• IC Block Diagrams
– CD Board –
IC402 BA5947FM-E2
28 27 26 25 24 23 22 21 20
MUTING
+ –
INTERFACE
INTERFACE
INTERFACE
VREF
1 2 3 4 5 6 7 8 9
– MAIN Board –
IC301 LA4631-E
POP NOISE THERMAL
REFERENCE
PREVENTION SHUT DOWN
AMP
CIRCUIT PROTECTOR
INPUT PRE OUTPUT
AMP DRIVE AMP AMP
INPUT PRE OUTPUT
AMP DRIVE AMP AMP
RIPPLE STANDBY
FILTER SWITCH
1 2 3 4 5 6 7 8 9 10
HCD-EH10
19 18 17 16 15
D D D D
LEVEL SHIFT
D D D D
10 11 12 13 14
11 12 13
IC401 BD3881FV
28 27 26 25 24 23 22
1 2 3 4 5 6
26 26
21 20 19 18 17 16 15
BASS BASS
VOLUME TREBLE
LOGIC
CONTROL
VOLUME
TREBLE
12
7 8 9 10 11 13 14