Read Sony HT-K5 / STR-K5 Service Manual online
8
8
STR-K5
STR-K5
4-1. BLOCK DIAGRAM – AUDIO INPUT Section –
B
D
A
C
C-CH
SR-CH
R-CH
SL-CH
L-CH
R-IN
L-IN
SW
SEL
C
SEL
SL
SEL
R-CH
R-CH
R-CH
DIR
FUNCTION SELECT
IC400
AVCC
DVDD
+7V
+3.3V
+7V
SEL
SW
MCU
I/F
SW OUT
C OUT
SL OUT
L OUT
• Signal path
: TUNER (FM/AM)
: VIDEO (AUDIO)
: CD (ANALOG)
• R-ch is omitted due to
same as L-ch.
same as L-ch.
76
75
78
75
78
74
73
73
AUDIO IN
AUDIO IN
L
R
L
R
VIDEO 1
DVD
AM
TN1
FM/AM TUNER UNIT
SYSTEM
CONTROLLER
IC1101 (1/5)
SA-CD/CD
L
R
L
R
J401
J402
R-CH
SLATCH
17 TUNER DATA
16 T.SERIAL CLK
VOL DATA
VOL CLK
STEREO
TUNED
TUNED
MUTE
DO
L-CH
R-CH
STEREO
TUNED
MUTING
CE
DO
DATA
CLOCK
TU+10V
32
31
31
VIDEO 2
FM 75
Ω
COAXIAL
ANTENNA
10
AUDIO IN
AUDIO IN
26
27
24
25
25
14
49
48
40
41
SB-CH
33
21
20
19
16
7
6
9
8
3
2
5
4
32
+3.3V REGULATOR
Q471
13
L
SEL
SECTION 4
DIAGRAMS
(Page 9)
(Page
12)
(Page 9)
(Page 10)
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