Sony HBD-E770W Service Manual page 69

QQ
3 7 63 1515 0
IC1003 MM1797CVBE
110k
BIAS
V IN 1 4dB
VCC1 2
110k
BIAS
PR IN 3 4dB
VREF
BIAS 4
110k
BIAS
PB IN 5 4dB
VCC1 6
110k
BIAS
PY IN 7 4dB
MUTE
MUTE 8
CONTROL
TE
L 13942296513
IC2301 TPIC1391DBTRG4
LED
LEDO 1
SWITCH
LATCH_SET 2
LATCH_CLR 3
LED
CONTROL
CIRCUIT
SWR_SEQ1 4
SWR_SEQ2 5
SWR_OUT_SEL 6
STEP_ENA 7
STP1_IN 8
STP2_IN 9
www
XLEDON 10
CSWON 11
COLLIENDZ 12
XRESET 13
.
A5V 14
AGND 15
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6.75MHz DRIVER
LOW-PASS
2dB
FILTER
LPF
CONTROL
13.5MHz
LOW-PASS
FILTER
DRIVER
2dB
LOW-PASS
FILTER
30MHz
13.5MHz
LOW-PASS
DRIVER
FILTER
2dB
LOW-PASS
FILTER
30MHz
13.5MHz
LOW-PASS
DRIVER
FILTER
2dB
LOW-PASS
FILTER
30MHz
A5V
LATCH
CIRCUIT
CURRENT SWITCH
CONTROL CIRCUIT
SWITCHIG
REGURATOR
INTERNAL
CONTROL
SWITCHIG REGURATOR
VOLTAGE RESET CONTROL
STP1 CONTROL
CIRCUIT
STP2 CONTROL
CIRCUIT
COLLIMATOR
END DETECTION
x ao
y
i
VCO TSD
POWER
MONITOR
REFERENCE
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8
16 VCC2
75
15 V OUT
14 SD/HD
75
13 PR OUT
12 GND
75
11 PB OUT
75
10 PY OUT
9 VCC2
Q Q
3 6 7 1 3
A5V
30 LATCH_RSOUT
29 LATCH_XRSOUT
28 CSWI
CURRENT
SWITCH
27 CSWO
26 TEST1
25 FB3P3V
SWITCHING
REGULATOR
24 REG3P3V
23 PGND_SW
22 REG1PXV
SWITCHING
REGULATOR
21 P5V_SW
A5V 20 FB1PXV
19 STP2-
POWER
PRE-DRIVER
MOS FET
18 STP2+
u163
A5V
17 STP1-
POWER
PRE-DRIVER
.
MOS FET
16 STP1+
2 9 9 4 2 8
IC1451 BD35630HFV-TR
6 5
OCP
SOFT
TSD
2
1 3
1 5 0 5 8 2 9 9 4
m
co
HBD-E770W
9 9
4
2 8 9 9
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