Tuner Box Unit - Pioneer AVH-P5150DVD/XN/RC Service Manual

1

10.12 TUNER BOX UNIT

A
B
C
D
E
FM/AM TUNER UNIT
F
I
162
1
2
C25
0.1u/16
KN1
NM
0.1u/16
RFGND
FM(100%):-14.0dBs
AM(30%):-24.0dBs
Rch
24
Lch
23
BEGND
22 BEGND
RDS_HSLK
21
TP40
RDS_LOCK
20
TP39
RDS_DATA
19
TP38
RDS_CK
18
TP37
VDD_3.3
17 TP13
COMP
16
DGND
15
TP7
DO
14
TP36
ROM_VDD
13
TP3
OSCGND
12
TP2
LDET
RFGND
11
TP1
DI
10
TP8
CK
9
TP6
CE1
8
TP4
WC
7
CE2
6
TP5
SL
5
TP11
VCC
4
TP12
FM_ANT
3
TP34
RF_GND
2
TP35
AM_ANT
1
U1
TP9
JA1
AVH-P5150DVD/XN/RC
2
3
TUN+B
TUN+B
C26
BEGND
L2
DGND
CTF1379
R4
680
R9
680
R10
680
R11
680
R12
680
R2
680
L1
22u
RFGND
3
4
8.4V
Q1
2SC4081(QRS)
C21
0.47u/10
8.4V
Q2
2SC4081(QRS)
C22
0.47u/10
(MAX400mA)
L4
1u
RFGND
3.3V
(MAX8mA)
VDD33
TUN+B
(MAX200mA)
L3
8.4V
1u
0.01u/50 NM
C9 C28
NM
1000p/50
C12 C29
RFGND DGND
RFGND DGND
4
3.3V
TUN33V
DI1
CK1
CE11
CE21
SL1 LDET1
RFGND BEGN