Sony PFM-42B2 Service Manual page 123

(12/13)
CXD2309 (IC4006)
1
(LSB) R0
4LSB S
CURRENT
R1 2
CELLS
3
R2
4
R3
R4 5
6LSB S
LATCHES
CURRENT
R5 6 DECODER
CELLS
R6 7
R7 8
9 DECODER
R8
CLOCK
GENERATOR
(MSB) R9 10
31
RCK
(LSB) G0 11
4LSB S
12 CURRENT
G1
CELLS
G2 13
G3 14
G4 15
LATCHES 6LSB S
CURRENT
G5 16 DECODER
CELLS
G6 17
G7 18
G8 19 DECODER
CLOCK
GENERATOR
(MSB) G9 20
32
GCK
21
(LSB) B0
4LSB S
CURRENT
22
B1
CELLS
B2 23
24
B3
B4 25
6LSB S
LATCHES
CURRENT
B5 26 DECODER
CELLS
27
B6
B7 28
29 DECODER
B8
CLOCK
GENERATOR
(MSB) B9 30
33
BCK
DV 48
DD BIAS VOLTAGE CURRENT CELLS
GENERATOR (FOR FULL SCALE)
35
VB
DV 34
SS
(4/13)
ICS9161A (IC204)
V DD V DD
3 13
X1 6
XTAL
OSC
X2 7
ADDRESS
21 CONTROL REQ 21
SEL0-CLK 1
2 TO 1 VCLK
3 21 21
DECODE
DATA MPX (D0 - D20)
21
21 LOGIC
SEL1-DATA 2
21 REGISTORS
21 MCLK
(D0 - D20)
ERROUT 10
INIT1 12
INT
ROM
INIT2 14
POR
PD 16
5
GND
PFM-42B2/42B2E
A B
(7/13)
LM1881M (IC1006)
43 AV
SS
42 RO
COMPOSITE
1
SYNC
COMPOSITE
2
VIDEO
4
45
AV
SS
44
GO
RESET 6
(2/13)
47 AV
SS
M52347 (IC101)
46 BO
CLAMP+
TIMING
41 AV DD
20
40 AV
DD
39 AV
DD
38 VG
37 VREF
36
IREF
LOGIC
1
H. STATE
EXTCLK EXTSEL
11 15 (2/13)
M62352GP (IC501)
D14 - D20 D0 - D3 D11 - D13 GND
20
REF C-MOS
VCO
MPX OUTPUT 9 VCLK
DIVIDE
VCO OUTPUT
DRIVER
DIVIDER
D4 - D10
VCO
8 BIT
DIVIDE 4 OE
R-2R+SEGMENT
D/A CONVERTER
CH 2
8 BIT
D14 - D20 D0 - D3 D11 - D13
LATCH
REF C-MOS
12
VCO
DIVIDE OUTPUT 8 MCLK
VCO OUTPUT
DRIVER
DIVIDER
D4 - D10
8 BIT
LATCH
CH 3
VCO
DIVIDE
8 BIT
R-2R+SEGMENT
D/A CONVERTER
1
Vss
(Vref L)
C D
B B
SUPPLY
REC 8
VOLTAGE
ODD/EVEN
CLR
7
V
FILED INDEX
Q Q Q
VA
CLK
CLK
V1
VERTICAL
Q S 3
SYNC
VB
Q R
V2
+1 OSC
VCC
V1
CAPACITOR
CHARGE BURST GATE/
CURRENT 5 BACK PORCH
CLAMP
V2
CLAMP+ HD– HD+ VD+ V S/S
V. POL H. POL OUT V OUT OUT OUT OUT
CC
19 18 17 16 15 14 13 12
EDGE
CLAMP V TIME
GEN SW GATE
LOGIC
SYNC H H V V
SHAPE DET SHAPE DET
SEP
2 3 4 5 6 7 8 9
V. STATE CLAMP GREEN GND COMP/H COMP/H V IN V DET
SW IN IN DET
AO2 AO1 DI CLK LD DO AO12 AO11 Vcc
19 18 17 16 15 14 13 12 11
12 BIT
SHIFT REGISTER
D0 1 2 3 4 5 6 7 8 9 10 11
D/A D/A D/A
CH 1 12 11
ADDRESS
L 8 L L
DECODER
• • •
• • •
12 12
L L L L L L L
CH 4 CH 5 CH 6 CH 7 CH 8 CH 9 CH 10
D/A D/A D/A D/A D/A D/A D/A
2 3 4 5 6 7 8 9 10
AO3 AO4 AO5 AO6 AO7 AO8 AO9 AO10 V DD
(Vref U)
7-21 7-21
E
(5/13)
MAX202CSE (IC503)
C1+ Vcc
1 16
V+ 2 15 GND
C1- 3 14 T1OUT
C2+ 4 13 R1IN
C2- 5 12 R1OUT
V- T1IN
6 11
T2OUT 7 10
T2IN
R2IN 8 9 R2OUT
(1/13)
MM1113XFBE (IC6903, IC6904)
V S/S
SW
BUFFER
IN
SW
IN1
1
11
SW1 2
3
IN2
V. SYNC
SW2 4 BIAS
SEP
(13/13)
MB90096-182 (IC214)
10
V TIME GATE
DISP 14
SW
VSYNC 13
EVEN 11
RESET 5
DISPLAY CONTROL
CS 26 SERIAL
INPUT
SIN 25
CONTROL
SCLK 24
COMMAND
TRE 23
DISPLAY
TABLE ROM
MEMORY
CONTROL
VRAM
(32FIGURE 16LINE)
COMMAND
DOT CLOCK
TABLE ROM
(16KByte)
DOCKI 8
DOT CLOCK
GENERATOR
HSYNC 12
CPOUT
1 (PLL CIRLOIT)
VCOIN 3
F G
1
2
8 GND
7 OUT
6
VCC
5 IN3
3
20 BOUT
19 ROUT
18 GOUT
DISPLAY
OUTPUT 17 IOUT
CONTROL
4
16 VOB1
15 VOB2
9
FONT DOCKO
ROM
6 TEST
22 VCC
21 V3V
28 AV3V
27 AVCC
10 FH
GND
7
5
4 VCO GND
2 VCO GNC
H