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BLOCK DIAGRAM (9)
IC2602
RESET
2
VCC
RESET
1
IC2603
+3.3V REG.
1
VIN
VOUT
3
SUB 3.3V
CONT
2
CN2600
7P
Q2602
5.0V
1
TO
ASU BOARD
CN501
SPDIF-
6
3
DINO
CN2603
20P
SP_PROT
SP_PROT
7
A_MUTE
8
OF_FLAG
OF_FLAG
9
3.3V_SW
10
3.3V_SW
TO
M_RST
13
48
XMODE
SCLTCH
ASU BOARD
SCLTCH
14
CN1
AMP_RST
15
XMODE
SCDT
SCDT
17
SCSHIFT
SCSHIFT
18
AK
IC2601
GATE
CN2604
CN3002
1
4
14
A_MUTE
A_MUTE
2
XMODE
6
XMODE
M_RST
1
4
2
IC2614
SCSHIFT
GATE
11
SCSHIFT
SCSHIFT
SCDT
9
SCDT
SCDT
OF_FLAG
8
OF_FLAG
DF_FLAG
SCLTCH
7
SCLTCH
KCLATCH
34
DATA(O)
16
5
DIR-DATA
LR_DATA
BCK(O)
14
BCK
3
BCLK
LRCK(O)
15
4
LRCK
LRCK
CKOUT(O)
13
1
CKOUT
MCLK
IC2600
DIGITAL AUDIO
I/F RECEIVER
12
AMP_RST
AMP_RST
OF_FLAG
XIN(I)
22
13
SP-PROT
SP-PROT
3.3V_SW
15
3.3V_SW
3.3V_SW
IC2612
CLOCK OSC
3
4
6
1
X2600
24.576MHz
(DIGITAL AUDIO I/F)
IC3006
IC3002
(1/2)
PCM/PWM PROCESSOR
BUFFER
5
D+3.3V
6
19
SOFTMUTE
XFSDIN
4
14
6
27
INIT
IC3004
BUS BUFFER
11
2
18
22
SCSHIFT
9
4
16
21
SCDT
8
3
17
23
SCLATCH
7
6
14
31
5
DATA
OUTL1
8
12
30
3
BCK
OUTL2
7
13
29
4
LRCK
OUTR1
1
9
11
36
XFSDN
OUTR2
25
FLAGL DVF
24
DVF FLAGR
12
12
11
13
13
15
IC3002
(2/2)
GATE
+12V
+3.3V
IC3008
4
+1.8V
+1.8V REG.
– 34 –
IC3007
CLOCK GENERATOR
48
4
X3001
49.1MHz
2
IC3005
DIGITAL POWER AMP
AUDIO L
AUDIO L
11
4
PWM_A
33
OUT_A
9
6
PWM_B
OUT_B
30
LPF
AUDIO R
AUDIO R
6
14
OUT_C
25
PWM_C
4
16
PWM_D
OUT_D
22
Q3002,3003
5
/RST_AB
Q3005,3006
ZERO VOLTAGE
15
/RST_CD
DETECT
3
/SD
Q3004
PROTECT
IC3001
+12V REG.
PS3001
VOUT
VIN
3
1
IC3003
ON OFF CONT
+3.3V REG.
2
5
3
1
VOUT
VIN
ON OFF CONT
2
K
(AUDIO AMP)
KDS-R50XBR1/R60XBR1
RM-Y914
RM-Y914
SPEAKER
(L-CH)
CN3003
AUDIO L
1
L+
2
L-
AUDIO R
3
R+
4
R-
SPEAKER
(R-CH)
CN3001
4
PVDD
TO
3
PVDD
G BOARD
2
GND
CN6002
1
GND

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