Vcr Mt Pcb Assy(7/7) - Pioneer DVR-RT501-S Service Manual

1

3.15 VCR MT PCB ASSY(7/7)

QQ
3 7 63 1515 0
A
FROM/TO AV IN/OUT
CP8303
(CP7301)
IMSA-9615S-20C-PP-A
20 VCR AUDIO L
19 GND
18 VCR AUDIO R
17 GND
16 TU AUDIO L
15 GND
14 TU AUDIO R
13 GND
12 REAR AUDIO L
11 GND
10 REAR AUDIO R
9 GND
B
8 FRONT AUDIO L
7 GND
6 FRONT AUDIO R
5 GND
4 F/R Y IN
3 GND
2 F/R C IN
1 GND
CP8301
(CP7302)
IMSA-9615S-20C-PP-A
20 BS/TU V IN
19 GND
18 V/R_OUT
C
17 GND
16 U/B_OUT
15 GND
14 Y/G_OUT
13 GND
12 Y_OUT
11 GND
TE
L 13942296513
10 CVBS_OUT
R8301
9 GND
8 C_OUT
7 GND
6 AUDIO_L_OUT
5 GND
4 AUDIO_R_OUT
3 GND
2 CVBS_IN
1 GND
D
CP8302
(CP7303)
IMSA-9615S-15C-PP-A
15 ZERO
14 MUTE
13 ASP1
12 ASP2
11 P-H/I-L NC
10 SPDIF
9 VADDIS INT
8 IIC_DATA
7 IIC_CLK
6 RESET
5 MPEG CS NC
4 MPEG CLK
E 3 MPEG DATA IN
2 MPEG DATA OUT
1 GND
www
F
B 7/7
56
1
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2
B 7/7
VCR MT PCB ASSY
(A2G002H010)
•AV SW BLOCK
C8303
16V 22 KA
C8304
66
16V 22 KA
R8310 C8307
67
1K
25V 10 KA
0
0
0
R8314
R8305 C8305
100 R8308
50V 4.7 KA
R8307 100 C8306
50V
100
50V 4.7 KA
75 +-1%
LEVEL SHIFT LEVEL SHIFT LEVEL SHIFT
Q8301 Q8302 Q8304
2SK3018T106 2SK3018T106 2SK3018T106
3.2 5.0 3.2 5.0 3.2 5.0
3.34 3.34 3.34
x ao
y
. i
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
DVR-RT501-S
2
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3
8
HIFI_A_OUT_L
HIFI_A_OUT_R
ST_A_OUT_L
R8316 C8310
ST_A_OUT_R
1K
25V 10 KA
CH_A_MUTE-H
0
0
0
C8309
REAR_A_IN_L
100 KA
50V 4.7
REAR_A_IN_R
C8308
FRONT_A_IN_L
4.7 KA
FRONT_A_IN_R
F/R_VIDEO_Y
F/R_VIDEO_C
TU/VCR_VIDEO
V[PR]_V_OUT
U[PB]_V_OUT
Y[G]_V_OUT
Q Q
3 6 7
DVD_V_OUT
F/R_VIDEO
DVD_A_L
DVD_A_R
ZERO_MUTE-L
MUTE-L
ASP1
ASP2
SPDIF
VADDIS_INT
MPEG_DATA
MPEG_CLK
MPEG_RESET
MP_CLK
MP_DATA_IN
MP_DATA_OUT
LEVEL SHIFT LEVEL SHIFT
Q8306 Q8307
2SK3018T106 2SK3018T106
3.2 5.0 3.2 5.0
3.34 3.34
MP_P.CON+3.3V
u163
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
3
4
2 9 9 4
VCR/DVD VIDEO SW
IC8302
6.3
C8322
0.01 B (MUTE)
12.2
C8323
VCC
0.1 F
SW_V_OUT
5.6
+6dB AMP
0
25
R8327
1M 1/4W
C8324
VCR FRONT/REAR VIDEO SW
16V 47 YK
IC8303
6.3
NC
NC
12.2
C8326
VCC
0.1 F
F/R_V_IN
5.6
BUFFER
0
24
1 3 1 5 0 5 8 2 9
m
co
.
4
2 8
9 9
NJM2246M-TE1
0
NC
BAIAS
6.4
H
0
L
H
6.3
L
NJM2533V
0
NC
NC
BAIAS
6.4
0
H
6.3
L
9 4 2 8 9 9