Panasonic AJ-YA120AG, Руководство по обслуживанию

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V OUT BLOCK DIAGRAM
BLK-
6
CHAR DATA,
!"#$#%
GATE
MUX
(DELAY OR
THROUGH)
SUB YE (0-9),
SUB Y0 (0-9),
SUB PB (0-9),
SUB PR (0-9)
HD Y DATA (0-9), C DATA (0-9)
Y DATA
(0-7)
SD DATA (0-9)
MUX
(HD OR SD)
(DELAY OR
THROUGH)
SDRAM
CONTROL
HD DELAY
(3V, 4V OR
6V)
DWN YE (0-9),
DWN Y0 (0-9),
DWN PB (0-9),
DWN PR (0-9)
SDRAM
(128M)
SDRAM
(128M)
SDRAM
(128M)
BUFF
(LVDS)
VOUT SD DATA (0-9),
H, FRM, CF, CLK27
VIDEO OUT1 / Y G
VIDEO OUT2
BUFF
BUFF
AMP
MUX
PB/B
PR/R
FILTER
(HD-Y)
FILTER
(HD-Y)
FILTER
(HD-Y)
AMP
AMP
AMP
BUFF
BUFF
BUFF
BUFF
BUFF
D ENC
(OVER SAMP)
SYS H
(+/0.5H,
ANA)
SDI PB HD DATA1-3 (0, 1)/
CLK, SDI PB HD H/ FRM
SD DATA(0-9)
ADV7310
BUFF
(LVDS)
D/A
FILTER
(37MHz)
SYNC
ADD
D/A
SELECT
FILTER
(LPS)
BUFF
SDRAM
CONTROL
SD DELAY
(3V, 4V
OR 6V)
SDRAM
(256M)
SDRAM
(256M)
SDI PB SD DATA (0-9),
SDI SD H/FRM
CHAR GEN
CCR ESR
VITC/CC ADD
CLIP
(ANA +D.C. ONLY)
ENV (ANA ONLY)
CHAR CONTROL
(ANA ONLY)
MUTE (ANA ONLY)
FILTER
(PAL)
CHARA DATA / GATE
HD H / FRM
VOUT HD
DATA1-3 (0,1)
VOUT HD
CLK74 (0,1)
VOUT HD H, FRM
P150
Q3
Q4
IC304<5> FL301<5>
IC302<5>
IC305<5>
Q301, 304, 307
Q302, 305, 308
Q300, 303,
306<5>
L311, 314
C357-362<5> IC313<5> FL300<5> IC303<5>
RY1<6>
Q436<6>
FL430 <6>
Q430-432<6>
Q1
Q6
Q434, 435<6>
IC434<6>
L430,C422, 444<6>
IC310<5>
IC302<5>
CHAR DATA SYSH
I2C data/clk etc.
CHAR GATE SYSH
I2C_DATA /
CLK ETC.
20
20
5
40 40
6 1 6
2
14
40 40
40
34 34
10
(9:0)
10
10
IC413<6>
IC40<2> IC41<2> IC45<2>
IC232<4> IC233<4>
IC230<4>
IC150
<3>
AMP
A/B66, 67,
B68, 69
A68, 69
A/B64
A/B56-61
A62, 63
A9
A10
A8
B6
A/B54
A/B47-51
B62, 63
A/B42-45,
A/B64
4
6
2
25
B57, 58
A68, 69
A/B60
10
2
IC30<2>
9
IC54<3>
SYNC DATA (0-4)
10
HD DATA (0-19)
IC38<2>
C DATA
(0-7)
IC236<4>
2
PB/B
PR/R
VIDEO OUT1 /
Y G
VIDEO OUT2
P1
P1
P1
P1
P1
P1
P1
P1
P1
P1
A/B42-45,
A/B64
P1 P205
P303
P303
P303
P302
P205
A/B47-51
A62, 63
P205
P203
A/B66, 67,
B68, 69
P203
P205
A/B56-61
A62, 63
P203
FROM
REC PB
CIRCUIT
FROM
SGEN/SDI
CIRCUIT
TO
SGEN/SDI
CIRCUIT
TO
SGEN/SDI
CIRCUIT
LC & UC
PAVCAL
LSI
IP
LC PLD
SDRAM
SDRAM
SDRAM
40
UDC CIRCUIT
(AJ-YA120)
P100