Sony FWD-32LX1R Service Manual page 121

V1 (1/7) BA7657F-E2 (IC3001)
R1 1 24 HI
HDET 2 23 H2
1 2
G1 3 22 HOUT
1
GND 4 21 ROUT
2
B1 5 DET 20 Vcc
6 19
GND GOUT
1
7 18
R2 CIN
2
SYNCSEOA
GND 8 17 COUT
G2 9 LOGIC 16 CTL
1
10 15
GND BOUT
2
1
11 14
B2 VOUT
2
12 13
V1 V2
V1 (1/7) MM1118XFBE ( IC3007)
8 7 6 5
H SW
6dB
L
CLAMP CLAMP
SW
L H
CLAMP
BIAS
1 2 3 4
V1 (2/7) AIC1117A-33PEJTR (IC3301)
+
VREF
1.25V
55µA
FWD-32LX1R
V1 (1/7) SN74CBTD3306PWR-12 (IC3010)
1OE 1 8 V
CC
1A 2 7 2OE
1B 3 6 2B
GND 4 5 2A
V1 (2/7) LP2985IM5X-3.3 (IC3302)
V
IN
1
ON/OFF 3
V 1.23V
REF
BYPASS 4
OVER CURRENT/
OVER TEMP
PROTECTION
2
GND
CURRENT AMP.
+
GM
—
THERMAL CURRENT
LIMIT LIMIT
FOR FIXED
VOLTAGE DEVICE
V1 V1
V1 (2/7) SAA7118E/V1/M5.518 (IC3300)
N6
FSW M13
AI11 J2
AI12 K1
AI13 K2
AI14 L3
AI1D K3
AI21 G4
AI22 G3
AI23 H2
AI24 J3
AI2D H1
AI31 E3
AI32 F2
AI33 F3
AI34 G1
AI3D F1
5 V OUT
AI41 B1
D2
AI42
AI43 D1
AI44 E1
AI4D D3
M1
AOUT
AGND
AGNDA
V
V
V
V
V
V
VIN
V1 (3/7) BA33BC0FP-E2 (IC3500)
VREF
VOUT
TSD
1
VCC
8-27 8-27
L6, L7,
M6, M7, A12, A13, B2, B12, B13, B14, C3, C4, C12, C13,
N4 P5
N7, N8, C14, D13, N1, N2, N3, N13, N14, P2, P13
P6 - P8
CONTROL
2
AD PORT I C-BUS REGISTER MAP
FIRST TASK I
SECOND TASK I
FAST SWITCH SCALER EVENT CONTROLLER
DELAY
R Y
G COMPONENTS C
B
B PROCESSING C
R
RAW
C S
B
C CROMINANCE
C
PROCESSING R
Y-C -C
B R
COMBFILTER
Y
LUMINANCE Y
VBI-DATA SLICER
PROCESSING
S RAW
Y-C -C
B R
S
S
S
C -C
SYNCHRONIZATION B R
Y-C -C -S
B R
POWER-ON CTRL VIDEO
GPO XTAL X PORT H PORT
POWER SUPPLY CLOCK
.. V ,
SSA0 SSA4
.. V ,
DDA0 DDA4
, V ,
DDA81 DDA82
.. V ,
SSD1 SSD13
.. V ,
DDD1 DDD13
, V , V D14,G13,
DDA4A SS(xtal) DD(xtal)
A8-A11,
P4 N5 M10 N10 L10 A3 B4 A2 A6 A7 B7 C7 D8 B11 E11-E14,
B8-B10
F13,F14
VCC
DRIVER
R2
R1
OCP
2 3
GND OUT
P10 N9 P9
2
C-BUS REGISTER MAP SCALER
2
C-BUS REGISTER MAP SCALER
K13 IGP1
L14 IGP0
K14 IGPV
K12 IGPH
M14 ICLK
L13 IDQ
N12 ITRDY
TEXT FIFO L12 ITRI
VIDEO/TEXT
ARBITER
C -C
B R
AUDIO BOUNDARY
CLOCK SCAN
M12 P11 P12 N11 A5 B5 C6 B6 D6