Vcr Mt Pcb Assy(1/7) - Pioneer DVR-RT400-S Service Manual

1

3.9 VCR MT PCB ASSY(1/7)

B 1/7
VCR MT PCB ASSY
A (A2E905T010B)
Y/C/AUDIO/HEAD AMP SECAM BLOCK
FROM/TO SYSCON/SERVO/TIMER
AUDIO_MUTE-H
CTL+
CTL-
ENV.DET
DUMMY_V.SYNC
V_H.SW
V.REC_ST-H
B 2/7
IIC_DATA
B
IIC_CLK
Y/C_VIDEO_OUT
MESECAM-H
VV-H
SECAM_IN
SECAM-H
SYNC
FROM/TO AV I/O2
TU_VIDEO_OUT
B 3/7
DVD_VIDEO_OUT
FROM/TO 21PIN I/O
C
B 4/7
SWD_VIDEO
FROM/TO REGULATOR
P.CON+5V
B 5/7
GND
FROM/TO HI-FI
NORMAL_AUDIO_IN
NORMAL_AUDIO_OUT
B 7/7
HF1
HF2
HF_COM
D
CP101
TOC-C09X-A1
HF1
9 HF1 (R)
HF_COM
8 HF COM
HF2
7 HF2 (L)
SP-R
6 SP-CH1 (R)
SP_COM
5 SP COM
SP-L
4 SP-CH2 (L)
EP-R
3 EP/LP-CH1 (R)
EP_COM
2 EP/LP COM
EP-L
1 EP/LP-CH2 (L)
CP102
E
IMSA-9604S-06C
1 AE HEAD(-)
2 AE HEAD(+)
CTL-
3 CTL-
CTL+
4 CTL+
5 AUDIO PB
6 AUDIO REC
5
CP103
B2013H02-2P
1 FE HEAD(GND)
F
2 FE HEAD(HOT)
B 1/7
40
1
2
R4605
2.2K
NC
2.0 0.3 0.6 2.5 2.3 2.2 5.0
30 29 28 27 26 25
SECAM
DET
to MUTE
SYNC GATE GEN
to SYNC GATE
/V-SEP
to PB AGC
BGP
to REC KIKKER
GEN
CONTROL
MODE
to MUTE LOGIC
CTL
AFC Filter Adj.
4.43M
VCO
Buffer
1 2 3 4 5 6
0 2.4 3.5 2.5 0 0.4
NC NC
SECAM-H
FSC
CAUTION: DIGITAL TRANSISTOR
OSC
COIL,BIAS OSC
Q102
L102
KTC3203_Y
1616003
5.0 5.0
4.7
R103
10K
4.7
R101
0
C103
2.2K
0
0.0047 B
NORMAL AUDIO
REC ST SW
Q101
KTC3875S_Y_RTK
DVR-RT400-S
2
3
R4624
1.8K
NC
NC
5.0 0.4 2.2 2.0 2.2 0 0
24 23 22 21 20 19 18 17
REC
/PB
Buffer
PB
MUTE
4.3M
BELL ANTI BELL 2.2M
BELL
TRAP
PB
REC ANTI BELL
4.3MHz
BPF
REC
LIM
2.2M 2.2M 4.3M
X 2 X 2
BPF TRAP BPF
PB
1.1MHz
REC
CHOROMA
SYNC
BPF
1.1M
GATE
BELL 1.1M
BELL ANTI BELL
PB
PB ANTI BELL
2.2M
REC
TRAP
REC
MUTE
Buffer
REG AGC
4.3M BELL
4.0V AMP
F0 CTL
7 8 9 10 11 12 13 14
0 0 3.0 2.5 2.5 0 4.0 2.5
NC NC NC
S_REC_IN
C107
1 6
5.0
220P CH
2 5
PB SW
5.0
Q103
3 4
5.0
DTA124EKA
5.0 5.0
0.5
3
4
C4623
B
0.01
VV-H
C4627
50V 4.7 KA
3.2
16
REC
PB
SYNC
GATE
1/4 S_REC_IN
W803
MESECAM-H
ENV.DET
C112
C108 0.1 B
AGC
DET
0.01 F
C109
15
1.9
16V 47 KA
L103
P.CON+5V
100uH 0305
SP-L
SP_COM
SP-R
EP-L
EP_COM
EP-R
R107 R111
330K 10K
C110
50V
0.01 B L113
1uH
C114
16V 22 KA
R109
5.6K 1/4W
PB SW
0
Q104
R105
0.7 KTC3875S_Y_RTK
4.7K
0
0
PB SW
R106
Q105
0.7 KTC3875S_Y_RTK
4.7K
0
4
C117
1 B
C121
0.01 B
C122
0.01 B
C123
0.01 B
C124
0.01 B
C118
4.7 KA
L115
1uH