Pioneer PDP-505HD Service Manual page 20

1
PDP-505HD
3.2 VIDEO ASSY SECTION (1/2)
A
IC102
1
2
3
4
5
11
12
13
14
15
FNC_2
MR_V_SW
CN3505 CN105
B
DVD_Y 2 2
DVD_Cb 4 4
DVD_Cr 6 6
COMP_V
8 8
SINY
10 10
SINC
12 12
CN3506 CN303
Y/G 2 2
Pb/B 4 4
Pr/R 6 6
HD/CS 8 8
VD
10 10
INPUT ASSY
(AWZ6540)
5V_RGB
Plug & Play
C
ROM
SCL
VD
B HD
G SDA
R
D
20
1
2
To VIDEO Assy (2/2)
A B
YC_VY
9V_SIG 5V_PIC
YC_C
Y 45
C 42
S_DET
S_DET
S2_DET
S2_DET
51
IC305
IC301
Comp
IC303
Comp
IC507
(24LCS21A)
4
VCLK
IC503
Comp
IC501
Comp
A13 CN3401
To POWER SUPPLY ASSY
2
3
37
Y/B–Y/R–Y DECODER SYNC SEPA.
TV JUNGLE IC 36
IC1201
35
(TB1227BN)
(NJM319M)
6
9 10 4 1 56
IC1202
4
(TC74HC4538AF)
9
10
4
HBLK Gen.
10
2MHz 2MHz
LPF LPF
MAI_SW
+5V_RGB
21
1 1
G
G1
19
3 3
B
B1
15
5 5
R
R1
22
24 24
HD
HD1
14
12 12
VD
VD1
7 7
G2
9 9
B2
11 11
R2
23 23
HD2
13 13
VD2
VIDEO SW
IC306
(BA7657F)
SAND CASTLE PULSE GEN.
HBLK/VBLK/CLP added
CN306 P6
3
4
5V1_AZ
IC3206
TC35071F
16
LPF Clamp Video A/D
11 52
10
CLP_AZ
YSYNC_AZ
5V_PIC
5
Y 7
B–Y 6
R–Y 1 3
IC1205 2
IC1204
12
(BA7655AF)
Comp
7
Comp
VBLK_AZ
HBLK_AZ
5 5 Y Y
1 1 Y SYNC Y SYNC
7 7
3 3 RGB SYNC RGB SYNC
IC1207 IC1207
SHP_SW
Y_DET
9V_PIC
15 16 17 76 75
5 5
INT_Y INT_Y
INT_Cb INT_Cb 4 4
3 3
INT_Cr INT_Cr Multi Component Processor Multi Component Processor
RGB Matrix RGB Matrix
EXT_Y EXT_Y 11 11
IC1401 IC1401
EXT_Pb EXT_Pb 10 10
(CXA2101AQ) (CXA2101AQ)
9 9
EXT_Pr EXT_Pr
EXT_HD EXT_HD 7 7
RGB DECODER RGB DECODER
EXT_VD EXT_VD 8 8
K1404 55 56 31
K2013
SCP Gen.
3
K2023 K2024 K2025
HD3 VD3 HD4
4
5V1_AZ
13
Auto Zoom IC
14
IC3205
15
HG62G010R29F3
4 22 19 18
IC307
(NJM2234M)
3
7
1
KU_SW
79 79
SEL_Vout
80 80
37
39
35
43
P_ACL
K2014
VBLK
HBLK
K2026
VD4