Toshiba 14N21NS - Manual (Page 22)

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
CAUTION: DIGITAL TRANSISTOR
IC199
S-24C04BDP-LA
MEMORY
1 2 3 4
5 6 7 8
SW106
SKHVBED010
CH UP SW107
SKHVBED010
CH DOWN
SW102
SKHVBED010
VOL UP SW104
SKHVBED010
VOL DOWN
R144
10K
R004
270
1/4W
R003
270
1/4W
R104
820
R102
2.2K
R116
10K
R117
270
R139
390
R109
2.2K
R107
100
1/4W
R133
100
1/4W
R113 5.6K
R141
4.7K
R131
4.7K 1/4W
R112
47K
R121
100 1/4W
R002
18K
1/2W
R001
18K
1/2W
R122
75 1/4W
R128
1K
R005 100K
R006 15K
R108
1.2K
R114 4.7K
R142 100
R143 100
R123 10K
R120
10K
R110 5.6K
R125
68 1/4W
R135
150
R145
270
R115 4.7K
R106 10K
R105
10K
R124
10K
R146
10K
R138
10K
R134
10K
R140
10K
R111
15K
C131
10 16V KA
C115
2200 6.3V YK
C003_1
1
50V
KA
C122
10 16V
KA
C121
100
6.3V
YK
C102
0.1 B
C109
22P CH
C114
0.1 B
C001
0.022
B
C005
47P
CH
C004
47P
CH
C113
22P CH
C116
0.0047 B
C108
22P CH
C119 0.1
B
C135
68P CH
C103
22P
CH
C104
0.0047
B
C106
0.0022 B
C105
0.1 B
C006
100P
CH
C120
1 B
C110
0.47
B
C112
0.47 B
C111
82P CH
X101 4MHz
100CT4R013
TU001 TUWRF4EG-778F2
1 10 11
12
13
14
15
2 3 4 5 6 7 8 9
D108
1SS133
D104
1SS133
L001
10uH
0305
L102
10uH 0305
L101
10uH 0305
W820
W806
W818
W814
W819
W821
D001
MTZJ33B
D102
MTZJ5.1B
C002
470
6.3V
YK
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
PH001
003P-2100
CC001
CP101
06JQ-ST
1
2
3
4
5
6
TM101
RC-FK010
BT001
R03(AB)2PXGPI
BT002
R03(AB)2PXGPI
TP001
VCO
IC102 R3111N311A/C
RESET
1 2 3
4 5
Q102
KRC111SRTK
LED SW
CAUTION: DIGITAL TRANSISTOR
Q103
KRA102SRTK
LED SW
G
R
D105_1
LTL-1BEFJ
IC101
OECF005A
MICON
1 10 11 12 13 14 15 16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33 34 35 36 37 38 39
4
40 41 42 43 44 45 46 47 48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
7 8 9
Vout B+ GND
OS101 RPM7138-H5
1 2 3
ANT001
T4-216BP-BK
A_MUTE RF_AGC
AV1
IF
POWER
SCL
SDA
VIDEO_OUT
OSD_FB
OSD_R
OSD_G
OSD_B
TU/RGB
H_CONT
PROTECT
CVBS_TXT
HD
GND
FOR_VCR P.CON+5V
+B V_OUT
P.FAIL
EMERGENCY
POWER
DEGAUSS
AT+5V_AVDD
AT+5V_DVDD
PCB010
TNB537
(MAIN PCB)
MICON/TUNER SCHEMATIC DIAGRAM
6
5 4
3
2
1
0 NC NC
0
2.2 3.8 4.0 4.9 30.7
NC NC NC NC NC
AGC ADRES SCL SDA V.S BPL BTL IF
ACCESSORY
NC
OSD_FB
OSD_R OSD_G OSD_B
VDD
CVBS1
CVBS2
AVDD2
CVBSO
AVDD3
JTMS
TXCF
WSCF
VPP
TEST0
MCFM
JTCK
AGND
JTRSTO PXFM AVDD1 H_SYNC V_SYNC
OSC_OUT
OSC_IN
RESET
GND
GND
JTDO
NC
NC
VDD
17 NC
32 NC 48 GND
64 VDD
SDA SCL
I2C_OFF H_CONT A MUTE
STANDBY LED
AV2 AV1
PROTECT
ON_TIMER LED
TU/RGB
SCART2
SCART1
DEGAUSS
P4.6
NC
E0 E1 E2 VSS
SDA SCL
MODE
VCC
0 0 0
4.8 0 4.8
0
4.8
(ATS)
SECAM_VL_H POWER
REMORT
POWER FAIL
(NICAM)
KEY_IN
EMERGENCY
PO.6
NC
PO.7
NC
(EXT MUTE) (NTSC_3.58) (VOLUME)
GND
I2C SCL
I2C SDA
I2C OFF
RF AGC
VIDEO OUT
FROM/TO SOUND AMP
CHROMA/SIF/VIF/21PIN
FROM/TO
CHROMA/SIF/VIF/21PIN
FROM/TO
CHROMA/SIF/VIF/21PIN
FROM/TO
FROM/TO POWER
NC
NC
NC
NC
4.9 4.9
VCC RESET GND
NC NC
NC NC
NC
0
4.8
4.8
3.6
4.8
4.8
NC 0 3.0 3.0 1.2 1.2 1.2 1.2 0 0 0 4.8 4.8 0 0
0
0
0
4.8
4.8
4.8
4.8
4.8
4.8
4.8
0
0
4.8
2.2
2.2
0
0 0 0 NC NC NC 0 0 NC
4.8
4.8 4.8 0 2.5 3.0 4.8 1.9 0 0 NC 0
0
0
2.1
0.7
4.8
4.8
0.2
2.2
4.8
1.6
4.8
4.8
0
0
0
0
0
0
0 0
G-1 G-2