Read Sony XR-1800R Service Manual online
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• IC Block Diagrams
– MAIN Board –
– MAIN Board –
IC121
LC7216M
IC150
TDA7330BD-013TR
16
15
14
13 12 11
PHASE DETECTOR
CHARGE PUMP
12BIT
PROGRAMMABLE
DIVIDER
SWALLOW
COUNTER
1/16, 1/17 4BIT
REFERENCE
DIVIDER
1/2
UNIVERSAL
COUNTER
SHIFT REGISTER LATCH
20
19
18
17
1
2
3
4
5
6
7
8
9
10
X IN
CE
DI
CL
DO
IN 0
IN 1
OUT1
OUT2
OUT3
OUT4
OUT5
LCTR
HCTR
AMIN
FMIN
VDD
PD
VSS
X OU
T
COSTAS
LOOP
PLL
57kHz
PHASE
DECODER
DIFF
DECODER
CLOCK
RECOVERY
PLL
1.4675kHz
ON/OFF
OSCILLATOR
fx DIVIDER
TEST LOGIC
8th ORDER
SC-BANDPASS
FILTER
2nd ORDER
ANTIALIAS
FILTER
+
–
–
20
19
18
17
16
15 14
13
12
11
10
9
8
6
7
3
4
5
1
2
POR
TM
FSEL
T7
VCC
ARI
OUAL
RODA
ROCL
T57
MPXIN
VREF
CMP
FILOUT
GND
T1
T3
T4
OSCOUT
OSCIN
VCC
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