Sony MDX-C7900, Service Manual

Page: 33 / 62

– 51 –
IC200 TC9246F-TP1 IC201 SM5852FS-E2
IC202 PCM1717E-ST2 IC250 NJM2360AM (TE2)
IC600 BA8270F-E2
1234
5
6
78
XO
XI
VSSA
AMPO
AMPI
VDDA
PD
REF
16
15
14
13
12
11
10
9
VSS
CKO
M1
M2
S1
S2
LOCK
VDD
LOCK
DETECTION
CIRCUIT
MICRO COMPUTER
INTERFACE
PROGRAMMABLE COUNTER
VCO
PHASE
COMPARATOR
SELECTOR
REF.
VAR.
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
3
4
5
6
7
18
19
20
17
16
15
14
8
9
10
13
12
11
2
1
CLK
CONTROL
INPUT
INTERFACE
DIGITAL
FILTER
5LEVE DAC
LOWPASS FILTER
CMOS
AMP
5LEVEL DAC
LOWPASS FILTER
CMOS
AMP
MODE
CONT
ROL
XTI
DGND
VDD
LRCIN
DIN
BCKIN
ZERO
D/C R
VOUTR
AGND
VCC
VOUTL
D/C L
MODE
RSTB
MD/DM0
MC/DM1
ML/MUTE
CLKO
XTO
NOISE SHAPER
+
–
1 CS
3 CT
4 GND
VREF
1.25V
2 ES
Q1
Q2
8 CD
6 V+
5 INVIN
7 SI
Q S
R
CT OSC
Ipk
COMP
1
2
3
4
5
6
7 8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS ON
RST
BATT
CLK
VREF
DATA
GND
VCC
RST
BUS ON
CLK IN
BU IN
DATA IN
DATA OUT