Overall Block Diagram - Pioneer DVR-555HX-S Service Manual

1

4.2 OVERALL BLOCK DIAGRAM

A
B
SERVICE
B
FLKY ASSY
KEYB
KEY SW
CN201
CN102
FLKY
KEY SW
IR Receiver
FL DRIVER
FL TUBE
PT6315
INPUT 2
C
SERVICE
C
FRJB ASSY
U601
Tuner
VHF/UHF Tuner
IC601
Multi sound
Decoder
MSP3417G
18.432MHz
LPF
JA402 (1/3)
D
INPUT3
JA401 (1/2)
JA402 (2/3)
MUTE
OUTPUT
JA401 (2/2)
Y
Cb
COMPONENT OUT
Cr
JA402 (3/3)
E
F
32
1
2
SR IR Blaster
A
SERVICE TUSB ASSY
KEY1/KEY2/KEY3
IR
15MHz
32.768kHz
FUNC_ON
SQU
AVLTH
AVLIN
AVLOUT
42,43
L2_L&RIN
91,92
2VIN
14
Y2IN
7
C2IN
9
TU_L&RIN
86,87
TU_VIN
18
L3_L&RIN
84,85
3VIN
20
Y3IN
C3IN
1VOUT
32
Y1OUT
36
C1OUT
34
40
38
39
94 93 74 73
16
54
BUF
AVLTH
Voltage
change
IC406
TC7S66FU
JA501 (1/2)
AV1
to TV
2
3
IR_B
SEL_IR
FLDATA
FLCLK
FLSTB
FANCTL
HOTPLUG
CEC0
IC101
SCL0/SCA0
Tuner Control uCON
ASCK/DAM_TO_T/HSM_TO_T
PMC020A8 DAT_TO_M/HST_TO_M
XRST1
TEXTV
CSYNCIN
FUNC_IN
BLANK
41
IC401
RENESAS
HA118326PF
44 46 45 30 49 48 50 12 72 71 22 90 89
MUTE
MUTE
JA501 (2/2)
AV2
DVR-LX60D
3
4
24.576MHz
IC1001
VDEC
UPD64015AGM-UEU
LPF LPF
ATT ATT
LPF LPF
ATT ATT
CN103
CN302
CEC
DDC SDL/DDC SDA
SDL/SDA
IC104
TC7MB3257FK
L_IN
80
R_IN
79
Y_IN
BA4560RF
61
Y3IN IC403
MM1503XN
C_IN
59
Y_OUT
55
C_OUT
57
Y/G_OUT
51
Cb/B_OUT
53
Cr/R_OUT
52
L_OUT
77
R_OUT
76
BUF
BUF
BUF
from STB
4
IC1002
16Mbit SDR
HY57V161610
IC201
CIMAXSP2
T
T
T
IC402