Overall Block Diagram - Panasonic DVCPRO AJ-CA901P Service Manual

Digital Triax Base station : AJ-BS900H

OVERALL BLOCK DIAGRAM

Head power (100V DC)
RET Signal
PROMPT VIDEO Signal
CAMERA CONTROL Siganal
IMCOM Audio
Triaxial Cable
10bit Y, Pr, Pb
Within MIC Audio (L, R)
360Mbps SDI INCOM Audio
Camera Status
TALLY System
TALLY
Q3 IC24
R TALLY OUT
Q1 IC22
POWER POWER
SW5
R TALLY IN (C)
MAKE MAKE
R TALLY IN (H)
POWER POWER
IC21
SW6
G TALLY IN (C)
MAKE MAKE
G TALLY IN (H)
G TALLY OUT
IC23
INCOM (Intercom) System
IC13
PROD from Head AMP
IC14 IC14
AMP AMP
VR1 VR2
IC15
AMP
IC16 IC16
AMP AMP
VR9 VR4
IC18
AMP
IC20
PROD to Head AMP
IC17
PROD from L(H)
AMP
PROD from L(C)
IC19
IC9
IC10
IC1
ENG from Head
AMP AMP
IC2 IC2
AMP AMP
VR6 VR7
IC12
IC3
BS INCOM_TALK AMP
AMP
IC11
BS INCOM_RECEIVE AMP
IC4 IC4
IC12
AMP AMP
RCOP INCOM_TALK AMP
IC11
VR8 VR9
RCOP INCOM_RECEIVE AMP
IC6
AMP
IC10
IC8
ENG to Head AMP AMP
IC5
ENG from L(H)
AMP
ENG from L(C)
IC7
BS RF UNIT
U302
Audio / Control
RF
Signal
Receiver
Modurator
&
U102
Modurator
Return Video
Modurator
U202
Prompt Video
Modurator
CARRIER LEVEL
HEAD CALL
CAM DATA
ENG FROM HEAD
MIC 1 CAM
PROD FROM HEAD
MIC 2 CAM
PGM1
ENG TO HEAD
PGM2
PROD TO HEAD
R/M CALL
HEAD CALL
R TALLY
G TALLY
2W
RTS
PROD to L(H)
4W
SW3
+B
IC18
AMP PROD to L(C)
VR1 : ENG 2W CANCEL
VR2 : ENG 2W LEVEL
VR8 : ENG RTS CANCEL
VR9 : ENG RTS LEVEL
2W
RTS
ENG to L(H)
4W
SW1
+B
IC6
AMP
ENG to L(C)
VR6 : PROD 2W CANCEL
VR7 : PROD 2W LEVEL
VR8 : PROD RTS CANCEL
VR9 : PROD RTS LEVEL
*S/P : Serial / Parallel Converter
Over SMPL : Over Sampling (13.5MHz - 18.0MHz)
BS DIGITAL P.C.B
IC4
EQA
10
IC2
P105
S/P*
A / C IN 4
44A AUDIO / CONT
R VIDEO IN 2
P VIDEO IN 3
47B CARRIER LVL
63A HEAD CALL
66B CAM DATA
IC11
70A
ENG FROM HEAD
D/A
71A MIC 1 CAM
IC14
70B
PROD FROM HEA D
D/A
71B MIC 2 CAM
IC85
69A PGM 1
A/D
68A ENG TO HEAD
IC88
69B PGM 2
A/D
68B PROD TO HEAD
TALLY
64A TALLY
CAM CONT
66A CAM CONT
67B PROD TO HEAD
67A ENG TO HEAD
PROD FROM HEAD
69B PROD FROM HEA D
69A ENG FROM HEAD
IC32
IC33
AMP
70A MIC 1 CAM
IC35
AMP
70B MIC 2 CAM
RESET
IC73,74
CAM CONT
65A CAM CONT
HEAD CALL
62A HEAD CALL
CAM DATA
65B CAM DATA
CARRIER LEVEL
61B CARRIER LVL
DATA
ADDRESS
NV RAM
RD
IC75
WR
CS
63A TALLY
PGM1
68A PGM 1
PGM OUT (-6dB)
PGM2
68B PGM 2
BS AUDIO P.C.B
BLK-4
IC10
IC24 IC30
DECODER 10
YM
10 Over SMPL
Video signal 10 Y/C 10
YS YC
10bit
13.5MHz - 18MHz
Translator MATRIX
Video/Audio/Cont. 10
C
Sep.
IC33
Color Bars
Generator
SD0
SD1
SD0
Encoder
IC89
SD1
RCOP INCOM TALK
RCOP INCOM RECEIVE
PROD TO HEAD
BS INCOM TALK
ENG TO HEAD BS INCOM RECEIVE
PROD to L (H)
INCOM System
PROD to L (C)
PROD from L (H)
*See bottom of left corner on this page for details
PROD from L (C)
ENG to L (H)
ENG to L (C)
ENG FROM HEAD
ENG from L (H)
ENG from L (C)
IC34
AMP
VR10
[LVL]
IC36
AMP
VR11
[LVL]
IC41,42
SYNC
SEP.
X3
VCO.
IC43,44
FL2
27MHz
PHASE
BURST
X1,2 COMP BPF
GATE
PLD VCO. IC57
4fsc
IC61
4fsc
HD
SYNC GEN.
VD
13.5M IC60
RESET
VR15
[RHSM]
SC PHASE
Q16
IC62
BPF SC
VR17
FL3
[SCH]
RST
H PHASE
IC56
TXD1
P74
RXD1
CPU
SCLK
PA0 D/A
IC72 SDA
IC77
PA1
IC59
AN1
VR26
R TALLY [27MHz]
D7-D15 P72
G TALLY
A0-A12 P73
SW5, SW6, IC21
P46 R/M CALL
RD
WR
CS
TALLY
R/M CALL
System
16MHz
HEAD CALL
VCO IC67
X4 TALLY
See left side on this
page for details.
PGM1 (H)
AMP AMP
PGM1 (C)
IC38 IC37
SW9
SW11
0dB -20dB
PGM2 (H)
AMP AMP
PGM2 (C)
IC40 IC39
SW10
0dB -20dB
Program Audio Process
BS REAR P.C.B
RET 1(INPUT)
RET
RET 1(THROUGH OUT)
SELECT
RET 2(INPUT)
U1
RET 2(THROUGH OUT)
PROMPT(INPUT)
PROMPT(THROUGH OUT)
PM : Picture Monitor (With Onscreen Character)
WFM : Waveform Monitor (Without Onscreen Character)
Y/G
L.P.F AMP Y/G OUT
VR5 [Y/G GAIN]
MATRIX D/A
PR/R
L.P.F AMP PR/R OUT
IC39 IC47
VR6 [PR/R GAIN]
PB/B
L.P.F AMP PB/B OUT
VR7 [PB/B GAIN]
PIX
L.P.F AMP PM OUT
MATRIX D/A
VR1 [PIX GAIN]
IC38 IC40
WFM
L.P.F AMP
WFM OUT
VR2 [WFM GAIN]
Y
Y/G + AMP ENC1 OUT
Y
VR10 [ENC1]
MATRIX
PR/R I/V D/A
IC57
+ AMP ENC2 OUT
IC62
PB/B Q/U
VR12 [ENC2]
I/V, Q/U
+ AMP ENC3 OUT
IC71,73
Chroma
VR14 [ENC3]
Encoder
To INCOM Connector pin #5
PGM OUT 55A
RC OP
To RCOP Connector pin #6
PCOP IMCOM T 43A
To RCOP Connector pin #7
PCOP IMCOM R 43B
To INCOM Connector pin #2
BS IMCOM T 44A IN COM
To INCOM Connector pin #4
BS IMCOM R 44B
MIC 1(H) 53A
AUDIO OU T (CH1)
MIC 1(C) 53B
MIC 2(H) 54A
AUDIO OU T (CH2)
MIC 2(C) 54B
GENLOCK IN
PROD to L (H) 48A
COMMUNICATION TERMINAL
PROD to L (C) 48B
PROD from L (H) 49A
1 PROD TO L (H) *
PROD from L (C) 49B
1 2 3 4
ENG to L (H) 46A 2 PROD TO L (C) *
ENG to L (C) 46B
5 6 7 8 9 3 PROD FORM L (H) *
ENG from L (H) 47A
ENG from L (C) 47B
10 11 12 13 14 15 4 PROD FROM L (C) *
R TALLY IN (C) 39B
5 SHIELD *
R TALLY IN (H) 39A 16 17 18 19 20
G TALLY IN (C) 40B
6 ENG TO L (H)
G TALLY IN (H) 40A 21 22 23 24
7 ENG TO L (C)
8 ENG FORM L (H)
PGM 1 (H) 51A
PGM 1 (C) 51B
9 ENG FROM L (C)
PGM 2 (H) 52A
COMMUNICATION 10 SHIELD
PGM 2 (C) 52B
TERMINAL (24pin)
11 R TALLY IN (H)
12 R TALLY IN (C)
13 PGM 1 (H)
14 PGM 1 (C)
15 SHIELD
16 PGM 2 (H) *
17 PGM 2 (C) *
18 SHIELD *
19 REM ISOLATE
20 G TALLY IN (H)
21 G TALLY IN (C)
22 Non Connect
23 EXT +12V (+)
24 EXT +12V (-)
* : Optional Function