Pre Amp (Dds) Block Diagram - Panasonic AJ-SDX900P Service Manual

PRE AMP (DDS) BLOCK DIAGRAM

IC106<1>
P1 P401<4>
3
4
6A 6A R DS BUFFER
IC101<1>
P101<1>
3
1
2 R CCD AMP
DL101<1>
DELAY
LINE
(27nsec)
<R GATE>
IC206<2>
P1 P401<4>
3
4
BUFFER
7A 7A G DS
IC201<2>
P201<2>
3
1
AMP
2 G CCD
DL201<2>
DELAY
LINE
(27nsec)
<G GATE>
IC306<3>
P1 P401<4>
3
4
8A 8A B DS BUFFER
IC301<3>
P301<3>
3 1
2 B CCD AMP
DL301<3>
DELAY
LINE
(27nsec)
<B GATE>
P1 P401<4>
IC409<4>
1
2B 2B GP R 4
2 <R GATE>
3B 3B GP G
IC408<4>
1
4B 4B GP B 4
2 <G GATE>
IC407<4>
1
P1 P401<4> 4
2 <B GATE>
2A 2A GP
P1 P401<4>
13B 13B ACT <ACTFLD>(ACTIVE FIELD)
13A 13A OBCP
<CP1>
P1
P401<4>
13B 13B ACT
P1 P401<4>
10B 10B TEST H <TEST H>
+5V
IC404<4>
6
1
P1 P401<4>
<PBLK/TEST H>
7
14A 14A PPBLK
P1 P401<4>
10A 10A TEST
P1
P401<4>
26A 26A DA DATA
29A 29A SDATA
29B 29B SCLK
26B 26B PA LD1
Q102,104<1>
SAMPLE
FL101<1>
GATE IC102<1>
3 1
+ 1 10MHz 10
4
_
LPF
Q105,107<1>
SAMPLE
GATE
Q202,204<2>
SAMPLE
GATE IC202<2> FL201<2>
3 1
3
+ 1 10MHz 10
4
_
LPF
Q205,207<2>
SAMPLE
GATE
Q302,304<3>
SAMPLE
IC302<3> FL301<3>
GATE
3
1
+ 1 10MHz 10 3
4
_
LPF
Q305,307<3>
SAMPLE
GATE
IC405<4>
3
4
<R TEST>
5
1
15
<G TEST>
2
13
14
<B TEST>
12
<TEST H>
DARK (BLACK) SHADING
Q109<1>
IC103<1>
3
Q110<1>
4 7
BUFFER 3 4
4
1
BUFFER
6
<TEST H>
TP102<1>
<CP1>
<R PULCAN>
<ACTFLD>(ACTIVE FIELD)
DARK (BLACK) SHADING
Q209<2>
IC203<2>
Q210<2> IC207<2>
4 7
3
BUFFER
1
4 4
BUFFER
6
<TEST H>
TP202<2>
<CP1>
<G PULCAN>
<ACTFLD>(ACTIVE FIELD)
DARK (BLACK) SHADING
Q309<3>
IC303<3>
IC307<3>
Q310<3>
4 7
BUFFER
4
1 3 4
BUFFER
6
TP302<3>
<TEST H>
<CP1>
<B PULCAN>
<ACTFLD>(ACTIVE FIELD)
IC406<4>
1
<R PRE CLIP>
2
17
<G PRE CLIP>
3
20 <B PRE CLIP>
D/A
4
EE-PROM
<R PULCAN>(R PULSE CANCELER)
19
5
<G PULCAN>(G PULSE CANCELER)
18
6
<B PULCAN>(B PULSE CANCELER)
BLK-3
Q112,113<1>
IC107<1>
IC108<1>
HIGH
1
AMP LIGHT 3
CLIP
IC104,105<1>
OPTICAL
<PBLK/TEST H>
BLACK
<R TEST>
CLAMP
<R PRE CLIP>
IC104,105<1>
ACTIVE
FIELD
HOLD
Q212,213<2>
HIGH IC208<2>
IC209<2>
1
AMP LIGHT
3
CLIP
IC204,205<2>
OPTICAL <PBLK/TEST H>
BLACK
CLAMP
<G TEST>
<G PRE CLIP>
IC204,205<2>
ACTIVE
FIELD
HOLD
Q312,313<3>
HIGH IC308<3>
1 IC309<3>
AMP LIGHT
3
CLIP
IC304,305<3>
OPTICAL
<PBLK/TEST H>
BLACK
CLAMP
<B TEST>
<B PRE CLIP>
IC304,305<3>
ACTIVE
FIELD
HOLD
P1 P401<4>
17A 17A R WS
18A 18A G WS
19A 19A B WS
15A 15A FILM SW
15B 15B TRAP SW
16B 16B +18dB
16A 16A +12dB
27A 27A PP LD1
27B 27B PP LD2
28A 28A PP LD3
28B 28B PP LD4
IC109<1>
P402<4> P701
4
AMP R NR 2A 2A
P402<4> P701
4
AMP
G NR 3A 3A
P402<4> P701
4
AMP B NR 4A 4A
P402<4> P701
R WS 8A 8A
G WS 9A 9A
B WS 10A 10A
FILM SW 5A 5A
TRAP SW 5B 5B
+18dB 7B 7B
+12dB 7A 7A
PP LD1 18A 18A
PP LD2 18B 18B
PP LD3 19A 19A
PP LD4 19B 19B