Toshiba MD14F52 Service Manual page 48

A B
8
7
FROM/TO STEREO
AUDIO_OUT_L
AUDIO_OUT_R
FRONT_A_IN_L
FRONT_A_IN_R
L4202
100uH 0305
6
FROM/TO CHROMA
DVD_A_OUT_L2 R4205
DVD_A_OUT_R2
2.2K 1/4W
FRONT_VIDEO
VIDEO_OUT
FROM/TO POWER
5
GND
FROM REGULATOR
P.CON+5V
P.CON+12V
AT+5V
P.CON+9V
SPDIF
DVD_A_OUT_L
DVD_A_OUT_R
ZERO
4
FROM/TO MICON/TUNER
KEY_A
KEY_B
POWER_ON_H
SCL
SDA
REMOCON
I2C_OFF
3
DVD_A_OUT_L
FROM/TO SOUND AMP
SP_OUT_L
SP_OUT_R ZERO
SOUND_GND
DVD_A_OUT_R
SP_OUT_L2
SP_OUT_R2
2
CAUTION: DIGITAL TRANSISTOR CAUTION: DIGITAL TRANSISTOR
1
A B
G-15
C
IN/OUT SCHEMATIC DIAGRAM
4.9
D AUDIO DRIVER COAXIAL
Q4201 J4201
KTC3875S_Y_RTK MSP-251V-05NI-FE-LF
1.6
R4216 C4215 B4201
1.2
68 0.1 B W5RH3.5X5X1.0
C4224
330P CH
MUTE SW
Q4202
DTA143EKA
5.0
R4207
1.8 0
0 3.3K
R4202
4.9 0.8
3.7
MUTE SW
3.7
1K
Q4206 MUTE SW
0.6 0
0 KRC103SRTK
MUTE SW Q4204
Q4205
KTC3875S_Y_RTK
0 KRC104SRTK
0
R4201
0.8
1K
0
MUTE SW
Q4203
KTC3875S_Y_RTK
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D E
(AV PCB)
SOUND_GND
37
W821
38
W834
ATTENTION
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
AT+5V
ROM-N3138SR
5.0
POWER_ON_H SW
5.0 Q2201
0
KRC103SRTK
REMOCON
R2214 R2216 R2218
R4203
AT+5V
820 1K 1.5K
100 1/4W
GND
KEY_A
R2215 R2217 R2219
KEY_B
820 1K 1.5K
R4281
FRONT_A_IN_R
R4282
FRONT_A_IN_L 100 1/4W
100 1/4W
FRONT_VIDEO
NC
SP_OUT_R2
H NC
2 3
SP_OUT_R
SP_OUT_L
1
E
SP_OUT_L2
YELLOW
HEADPHONE_JACK
J2201
MSJ-2000_AG
39
:LES PIECES REPAREES PAR UN ETANT CAUTION
:SINCE THESE PARTS MARKED BY
DANGEREUSES AN POINT DE VUE SECURITE
CRITICAL FOR SAFETY,USE ONES
N'UTILISER QUE CELLS DECRITES
DESCRIBED IN PARTS LIST ONLY
DANS LA NOMENCLATURE DES PIECES
F G
H
OS2202 8
1 Vout
2 B+
3 GND
R2220 R2221
2.7K 5.6K
7
6
NC
H NC H NC
2 3 2 3
1 1
E E
WHITE RED
5
4
TEST POINT
CP101
A2001WV2-9P
GND 1
I2C SCL 2
I2C SDA 3
I2C OFF 4
P.CON+9V 5
3
AUDIO OUT L 6
AUDIO OUT R 7
NC DVD_VIDEO 8
VIDEO OUT 9
2
PCBD20
CME066
ARE
1
H
G-16