JVC HR-S6950EU Service Manual page 64

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4.8 MAIN (TUNER) SCHEMATIC DIAGRAM
0 3 MAIN (TUNER)
ANT IN ANT OUT
# TU6001
MATSUSHITA
KOREA PAL
NC(GND) BB(AL5V)
5
AUDIO IN AUDIO IN
CH SW MOD SDA
MOD B(SW5V) MOD B(AL5V)
CONV_CTL MOD SCL
VIDEO IN VIDEO IN
NC(GND) NC
(RF AGC) RF AGC
BT (BT)
AS AS
SCL SCL
SDA SDA
NC NC
MB(SW5V) MB(SW5V)
4
NC NC
TU(30V) TU(30V)
IF OUT IF OUT
IF IN IF IN
NC SW 1
NC SW 2
AUDIO OUT AUDIO OUT
SIF OUT SIF OUT
AFT AFT
VIDEO OUT VIDEO OUT
NC(OPEN) MB(SW5V)
OPEN
3
2
TO
SYSCON
I2C_CLK2
I2C_DATA2
AFC
TU_V_MUTE[H]
SW1
SW2
RF_AGC
1
A
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
R6056
# L6002
ANT IN ANT OUT
# TU6001
ALPS
#
C6013
BB(AL5V)
0.01
# C6056 47p
AUDIO IN
MOD SDA
#
R6051
# C6053 100p
MOD B(AL5V)
# C6012
# R6052
MOD SCL
#
C6052 100p
VIDEO IN
# C6016
TU(30V)
#
R6080
1k
RF AGC
R6050 100
NC
#
C6055 22p
AS
R6020 1k
SCL
# C6020
R6021 1k
SDA
# C6021
# L6001
NC
# C6007
MB(SW5V)
#
C6008
NC
TU(30V)
#
C6006 0.01
TP
# C6005
10 /50
IF OUT
D6002 HZ30-2L
# C6027 220p
SW 1
# C6028 220p
SW 2
AUDIO OUT
SIF OUT
AFT
VIDEO OUT
B C
L6501
3.3µ
# B6510
#
B6511
# C6501
R6030
1k
R6031
270
# Q6031
DTC144E
Q6030
2SB1218A/RS
# R6032
C6037
10 /50
# Q6032
DTC144E
# R6033
#
C6038
MY
Digitized in Heiloo Netherland
D E
4-15 4-16
: Used
# DIFFERENCE TABLE
: Not used
FRANCE
EU/EK EE
MS
ALPS LG ALPS
TUNER TU6001
QAU0261 QAU0266 QAU0261
TO
ATS+ R6080 1kΩ 1kΩ
SW.REG
GND L6001 10µ 10µ 10µ
RF5V
SW5V C6007
SW5V
SW12V C6008 0.01 0.01
BT2
C6012
RF5V
C6013 0.01 0.01 0.01
RF
C6016
CONV.
BT2 C6005
TUNER
C6006
R6051 100 100
C6053
RF
I2C
CONV. R6052 100 100
C6052
R6056 100 100
AUDIO
IN
DEMOD[L] TO FMA C6056
TO
GND
R6050
VIDEO/N.AUDIO VIDEO
DEMOD[R]
TO FMA
IN
TU_AUDIO TO C6055
RF_AUDIO VIDEO/N.AUDIO
C6020
TUNER I2C
C6021
C6027
SYSTEM SW
C6028
R6032 4.7k 18k 4.7k
R6033 1.8k 18k 1.8k
AUDIO OUT
C6032
Q6032
VIDEO OUT Q6031
C6501 10µ 10µ 10µ
DEMOD
PASS CON
C6502 0.01 0.01 0.01
TO DEMOD
CN6701
#
CN6701
PAL /MS
NC
I2C_DATA
I2C_CLK
TU_A_MUTE
DEMOD_[R]
DEMOD_[L]
#
C6502
SW5V
GND
COMP
SIF
TO
TU_VIDEO VIDEO/N.AUDIO
TO
RF_VIDEO
ON SCREEN
GND
TO
VIDEO/N.AUDIO
ON SCREEN
F
3/28/2017
p10436001a_rev0
G H