Sony MDX-62, Service Manual

Page: 26 / 37

– 39 –
IC540 SM5852FS-E2
IC500 PCM1717E-ST2
IC700, 701 LB1638MTP-T1
– Main Section –
1
2
3
4
5
6
7
8
9
10
16
15
14
13
12
11
INPUT
INTERFACE
DIGITAL
FILTER
MODE
CONTROL
LOWPASS
FILTER
CMOS
AMP
5 LEVEL
DAC
NOISE SHAPER
LOWPASS
FILTER
CMOS
AMP
5 LEVEL
DAC
CLK
CONTROL
20
19
18
17
XTO
CLKO
MUTE
DM1
DM0
RSTB
FORMAT
D/C L
VOUTL
VCC
AGND
VOUTR
D/C R
ZERO
BCKIN
DIN
LRCIN
VDD
DGND
XTI
IC520 TC7W74FU (TE12R)
6
CLR
7
PR
8
VCC
5
Q
R S Q
3
Q
2
D
4
GND
1
CK
Q D C
1
2
3
4
5
6
7
8
9
10
16
15
14
13
12
11
DIGITAL
SIGNAL
PROCESSOR
OUTPUT
INTERFACE
SYSTEM
CLOCK
INPUT
INTERFACE
SEQUENTIAL
CONTROL
MUTE
CONTROL
MODE
CONTROL
LRCI
BCKI
DI
CLK
VSS
RSTN
TESTN
MUTEN
DB/DS
MOD2
MOD1
OPT
VDD
LRCO
BCKO
DOUT
1
2
3
4
5 6
7
8
9
10
GND
IN1
VCC
IN2
GND N.C.
OUT2
VS
OUT1
N.C.
CONTROL LOGIC
IC900 BA8272F-E2
– Power Section –
1 2 3 4 5 6 7
8 9 10 14 13 12 11
VCC BUS ON LINK OFF CLK OUT DATA OUT DATA IN
BUS RESET
BUS DATA
VREF
BUS CLK
GND
BUS ON IN
BUS ON OUT
RESET
RESET
SWITCH
IC970 TL5001CPS-E20
REFERENCE
VOLTAGE
S.C.P.
COMPARATOR 1
SWITCH
'ON'
AT
'H'
PWM
COMPARATOR
S.C.P.
COMPARATOR 2
DEAD-TIME
COMPARATOR
S.C.P.
LATCH
OSC
U.V.L.O
ERROR
AMP
–
+
+
–
+
–
+
–
–
+
5 6 7 8
1 2 3 4
OUT VCC FEED BACK INPUT
SCP
DEAD-TIME
CONTROL
RT
GND