Sony KV-DW36K9H Service Manual page 89

KV-DW36K9H
RM-970
B2 (4/4) BOARD : IC3414 M52055FP
B2 (4/4) BOARD : IC3404 TLC2932IPWR
15 14 13 12 11 10
9
16
8
1
2 3 4 5 6 7
B2 (4/4) BOARD : IC3410 CX2309Q
1 43
(LSB) R0
4LSB'S
42
R1 2 CURRENT
CELLS
3
R2
4
R3
R4 5
6LSB'S
LATCHES
6 CURRENT
R5 DECODER
CELLS
R6 7
8
R7
R8 9 DECODER
CLOCK
GENERATOR
10
(MSB) R9
31
RCK
45
(LSB) G0 11
4LSB'S
44
G1 12 CURRENT
CELLS
G2 13
14
G3
G4 15
LATCHES 6LSB'S
CURRENT
G5 16 DECODER
CELLS
G6 17
G7 18
G8 19 DECODER
CLOCK
GENERATOR
(MSB) G9 20
32
GCK
47
21
(LSB) B0
4LSB'S
CURRENT 46
B1 22
CELLS
23
B2
B3 24
41
25
B4
LATCHES 6LSB'S
CURRENT 40
B5 26 DECODER
CELLS
39
27
B6
B7 28
29 DECODER
B8
CLOCK
GENERATOR
(MSB) B9 30
38
BCK 33
37
48
DV DD BIAS VOLTAGE CURRENT CELLS
GENERATOR (FOR FULL SCALE)
36
VB 35
34
DV SS
Schematic diagram
Schematic diagram
B2 (4/4)
B2 (3/4) board /
? board
– 113 –
VCO VCO VCO VCO PFD
VDD R BIAS IN GND INHIBIT INHIBIT NC
14 13 12 11 10 9 8
1
2
VCO PFD
A
1/2 DIVIDER
1 2 3 4 5 6 7
B
LOGIC SELECT VCO FIN-A FIN-B PFD LOGIC
VDD OUT OUT GND
C
• B(4/4) BOARD WAVEFORMS
AV SS
RO
D
E
AV
SS
GO
F
G
AV H
SS
BO
AV
DD
AV DD
I
AV
DD
VG
J
VREF
IREF
K
L
M
N
– 114 –
3 4 5 6 7 8 9 10 11 12 15
13 14
– 115 –
16 17 18 19 20
( MULTI IMAGE DRIVER, D/A CONVERTER )
B-SS11068<K..>-B2, -P1 (02)
– 116 –