Sony CX-BK1 - Schematic Diagram - KEY Section

CX-BK1
5959
8-29. SCHEMATIC DIAGRAM – KEY Section – • See page 42 for Waveform.
R346
R335 R336 R337 R338 R339
S339S338S337S336S335
R330
R310
R331 R332 R333 R334
S334S333S332S331
S311 S312 S313 S314 S315 S316 S317 S318 S319 S320
R320R319R318R317R316R315R314R313R312R311
C
6
0
3
R
6
03
C
6
0
2
R
6
0
2
C6
01
R
6
06
R
6
0
5
R
6
0
4
C
6
0
4
C
60
5
C
6
0
6
IC602
C607
R608
R607
R611
IC601
C609
R601
R626R621R625R620R624R619R623R618R622R617
C621C608
Q604Q603Q602Q601 Q605
R616
CN607
CN613
CN605
CN612
LED631 LED632 LED633 LED634
CN606
LED202
R345
LED635
LED601
IC603
LED203
1k
1.5k 2.2k 3.3k 4.7k 6.8k
15k
15k
390 680 1k 1.5k
10k6.8k4.7k3.3k2.2k1.5k1.5k1k680390
10
0
p
1
0k
10
0
p
1
0
k
1
0
0p
1
0k
10
k
1
0
k
10
0
p
1
0
0p
1
00p
BU2099FV
47
16V
47
56k
100
BU2092F
0.47
10k
560560560560560560560560560560
0.10.47
FMA9TA148FMA9TA148FMA9AT148FMA9AT148 FMA9TA148
1k
5P
2P
21P
2P
SML78420C SML78420C SML78420C SML78420C
5P
SLI-325URC
560
SML78420C
SLR-325VC
RPM7238
SLR325VC
A2
A3
A4
A3
A4
A2
A3
A4
BACK_LED2
BACK_LED1
VOL_LED1
VOL_LED2
BASS-LED2
BASS-LED1
VOL_LED2
VOL_LED1
BACK_LED2
BACK_LED1
BASS-LED2
BASS-LED1
TRE-LED2
TRE-LED1
TRE-LED2
TRE-LED1
U5 ~~
~
G5 ~~
~
U4 ~~
~
G4 ~~
~
U3 ~~
~
G3
U2
G2
U1
G1
G5
~~
~
U4 ~~
~
G4 ~~
~
U3 ~~
~
G3 ~~
~
U2 ~~
~
G2 ~~
~
U1 ~~
~
G1 ~~
~
U5 ~~ ~
GND
VM
VDD
DATA
CLK
LCK
I-RMC
KEY1
KEY2
BACKLIGHIT1
VOL-LED1
VOL-LED2
TREBLE-LED1
TREBLE-LED2
BASS-LED1
BASS-LED2
BACKLIGHIT2
STBY
NC
GND
GND
VDD
OE
NC
NC
Q5
Q6
Q7
Q8
Q9
VSS
DATA
CLK
LCK
Q0
Q1
Q2
Q3
Q4
VDD
OE
SO
Q5
Q6
Q7
Q8
Q9
Q10
Q11
VSS
DATA
CLK
LCK
NC
Q0
Q1
Q2
Q3
Q4
(DISC SLOT ILLUMINATION)
-2-1 -2-1
(DISC INDICATOR 1) (DISC INDICATOR 2)
(DISC INDICATOR 5)
(DISC INDICATOR 4)(DISC INDICATOR 3)
-2-1 -2-1 -2-1
Q601-605
LED DRIVE
LED DRIVE
REMOTE CONTROL
RECEIVER
LED DRIVE
2 4 51 3
DISC SELECT
EJECT PLAY MODE
(US)
(Except US)
ALBUM/
PLAY LIST
UP DOWN
TUNING
POWER
FUNCTION BAND GEQ i-Bass
LED203,S339
STANDBY/ON
PAUSE/SET STOP/CLEAR PRESET
PRESETREC
P
(Page 61)