Sony XR-C6100 Service Manual page 26

• IC Block Diagrams
– MAIN BOARD –
IC1 BU2624F-E2
XOUT 1
REFERENCE
XIN 2
PHASE
DIVIDER
DETECT
I/O
CE 3
CONTROL
CK 4
DA 5
MAIN
COUNT
CD 6
SHIFT
P0 7 PRESCALLER
REGISTER
LATCH
P1 8
IF COUNT
P3 9
CONTROL
P4 10 20BIT COUNT
IC161 LC75373ED
33 32 31 30 29 28 27 26
+
–
+
–
+
–
–
+
34
LSELO
L4 35
L3 36 –
+
L2 37 +
L1 38
–
VDD 39
DECODER
–
R1 40
+
+
R2 41
–
R3 42
R4 43
RSELO 44
+
–
–
+
–
+
–
+
2 3 4 5 6 7 8
1
20 VSS
19 PD1
18 VDD
17 FMIN
16 AMIN
15 P2
14 IF1
13 IF2
12
SD
11 PD2
25 24 23
22 LFIN
+
21 LFOUT
–
+
LROUT
20
–
19 VREF
SHIFT
18
LATCH CONTROL CE
REGISTER
17 DI
16 CL
15 VSS
–
14 RROUT
+
–
13 RFOUT
+
12 RFIN
9 10 11
– 31 –
IC301 CXA2510AQ-T4
30 29 28 27 26 25 24 23 22
120µ/
NR
70µ
T2
+ –
– +
NR BIAS
PBFB1 31
X1
PBRIN1 32
TAPE/AUX
F2
PBREF1 33
TAPE EQ
PBFIN1 34
FWD/RVS
VCT 35
VCT
PBGND 36 VCC
+ LPF
+
–
37
PBFIN2
F3
PBREF2 38 F1
X1
PBRIN2 39
PBFB2 40
OFF/B
T1
120µ/
NR
70µ
1 2 3 4 5 6 7 8 9 10
IC361 LB1638M IC611 TDA7384
GND 1 10 N.C.
IN1 2 9 OUT1
8 VS
VCC 3
7 OUT2 1 2 3 4 5
IN2 4
5 6 N.C.
GND
IC671 BA3918-V2
REGULATOR
OVER VOLTAGE
PROTECT
–
+
1 2 3 4 5 6 7 8 9 10
21
20 MSMODE
MS
19
DRSW
MODE
18 TAPESW
17 INSW
NR
16 NRSW
MODE
15 NC
MS ON/
OFF
DETECT
14 MSOUT
13 DGND
12 MSTC
11 FF
DRIVER DRIVER DRIVER DRIVER
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
IC701 BA8270F-E2
BUS ON
BUS ON
1
SWITCH
RESET
RST 2
SWITCH
BATTERY
BATT 3
SWITCH
CLK 4
VREF 5
DATA 6
GND 7
11 12
– 32 –
23 24 25
14 VCC
13 RST
12 BUS ON
11 CLK IN
10 BU IN
9 DATA IN
8 DATA OUT