- 65 -
- 64 -
SCHEMATIC DIAGRAM (TUNER , POWER SUPPLY )
47K
10K
AC2
AC2
AC1
AC1
FL2
FL1
6
5
4
3
2
1
DRIVE2_SW
Cr_OUT
Cb_OUT
Y2_OUT
Y1_OUT
VCC2
GND2
GND2
GND2
GND2
GND2
C_DC_OUT
CHROMA_OUT
GND2
CVBS_OUT
VCC2
DRIVE1_SW
AMP1_SW
REG(BIAS)
GND1
AMP2_SW
Cr_IN
VCC1
CVBS_IN
SQUEEZE_SW
LETTER_BOX_SW
MUTE1
CHROMA_IN
GND1
Y1_IN
YC_MIX_SW
RGB_SW
Y2_IN
MUTE2
LPF_SW
Cb_IN
(TO MAIN)
ST
TU-CLK
TU-DATA
TU-CE
TU-DO
TU-L
AGND
TU-R
5V
+12V
AM_ANT
GND
AGND
POWER-SW
HP-IN
HP-MUTE
-12V
+12V
HP-L
AGND
HP-R
PDP_OUT
PDP_IN
9V
-30V
P_CON
GND
M3.3V
VGND
TV-R
AGND
TV-L
VGND
PA0
VGND
PA1
+12V
PA2
5V
CVBS
DCONT2
DCONT3
C2311
C2302
IC231
R2303
C2312
C2305
R2306
R2304
C2304
R2302
C2301
R2453
R2452
R2454
C2457
C2455
C2456
C2454
C2453
X2451
Q2451
L2451
C2452
C2451
C2523
C2524
C2314
C2319
C2320
C2303
R2305
C2322
C2461
R2459
R2458
XF231
C2151
R2153
L2151
C2152
R2151
C2330
IC241
R2455
R2331 C2332
Q2310
R2801
C2803
R2804
C2802
R2802
R2805
R2803
R2701
R2702
C2702
C2703
R2704
Q2701
Q2801
R2705
R2703
C2327
C2328
R2301
R2307
C2310
C2705
C2805
R2519
L2501
C2521
L2502
R2503
Q2502
R2504
C2502
C2516
C2515
C2513
C2512
IC251
C2505
C2506
C2504
C2503
R2463
R2462
R2461
C2462
C2463
D2452
R2712
R2812
C2522
R2464
C2464
C2321
C2316
C2309
R2308
C2317
R2309
C2308
C2307
C2315
XF233
C2318
R2311
R2310
D2301
C2323
C2324
X2501
L2503
D2466
D2467
C2333
R2465
C2465
R2114
C2117
CN241
IC252
CN203
C2113
C2306
C2313
C2131
L2101
R2101
C2102
D2151
CN201
R2120
C2130
Q2140
C2140
R2140
R2141
C2101
R2202
R2203
C2203
R2205
Q2201
R2204
C2201
R2201
XF221
XF222
U2101
R2466
R2467
R2312
R4907
R4927
C4905
C4925
C4904
C4924
IC495
R4906
R4926
R4905
R4901
R4921
R4925
Q4902
Q4922
R4908
R4928
C4923
C4903
C4950
CN496
L4901
L4921
L4951
C4952
C4953
SG495
CN495
CN497
Q4923
R4929
R4922
Q4903
R4902
R4909
C4954
C4955
C4951
R9209
R9207
R9208
R9206
D9203
Q9202
CN900
Q9200
R9203
R9200
C9201
C9200
C9202
R9201
Q9201
D9200
C9203
R9204
D9202
D9002
C9005
C9006
L9500
R9001
Q9001
R9002
C9001
C9003
C9008
C9007
RY950
D9001
CN951
C9500
IC900
C9002
R9004
WR951
WR950
T9500
S4980
C4980
R6605
R6602
R6603
Q6601
R6601
R6600
CN660
C6607
L6602
L6601
CN661
C6626
C6621
C6620
C6624
C6623
C6622
C6619
R6604
C6618
C6615
SG660
SG661
SG663
SG662
SG664
SG665
SG666
SG667
Q6600
L6600
C6601
C6602
C6603
C6605
C6604
C6600
C6610
C6629
IC660
C6612
C6611
C6609
C6608
R6610
R6611
R6612
R6613
R6606
C6606
C6613
R6615
Q6602
R6614
R6626
R6620
R6625
R6624
R6622
R6621
10;50
0.022
LA1844ML
47K
0.022
0.47;50
2.7K
10K
0.047
3.3K
220;16
1.5K
2.2K
2.2K
1;50-P
0.01
0.01
12P
12P
7.2M
KRA107S
100U
0.01
10;50
220;16
0.01
0.01
0.022
0.022
22;50
10K
1000P
100P
10K
10K
7P
100K
0.047
10K
20P
LC72121M
220
47K
0.01
KTC3199
8.2K
560P
560
2200P
8.2K
560K
2.2K
8.2K
8.2K
2200P
560P
560
KTC3199
KTC3199
560K
2.2K
10;50
10;50
270
68K
0.047
10;50
10;50
10K
100U
100P
100U
10K
KRA107M
100K
100P
100;16
0.01
22P
27P
LC72722
100;16
1000P
0.01
10;50
1K
1K
1K
100P
100P
MTZJ3.0B
3.3K
3.3K
100P
1K
100P
1;50
4700P
0.1
22K
4.7;50
39K
0.018
10;50
330P
1000P
270
1.2K
MTZ6.8B
100;16
100P
4.332MHZ
270U
1SS133
1SS133
0.01
8.2K
220;16
100
100P
10
74VHCT08A
0.01
000
0.47
1
1
0.01
100
10;50
1SS133
ANT. TERMINAL
3.3K
0.01
KTC3199
1000P
27
10K
330
330
0.01
1.5K
KTC3193
1.8K
0.01
560
0.01
1K
10K
3.3K
100
100
1000P
1000P
220/6.3
220/6.3
NJM4556AL
100K
100K
47K
3.3K
3.3K
47K
KTD1303
KTD1303
100
100
22P
22P
100P
10U
10U
22U
0.1
0.1
1608SGX
9
02
KTD1303
100
120
KTD1303
120
100
1000P
1000P
0.01
100
1K
47K
3.3K
MTZJ13B
KTC3227
07
KRA107S
47K
33K
0.047
2.2/50
2.2/50
1.2K
KTA1274
MTZJ30B
220/63
220K
MPG06G
DF06S
0.1
0.1
1AV4F35B0950N
2.2K
KTC3875
82K
1
2200/16
0.1
0.1
1SS133
02
0.01/AC-CAP
PQ033ES1MXP
47/25
4.7
POWER
02
0.01
75
12K
10K
KTC3875
12K
820
14
0.1
10U
10U
100P
0.01
0.01
100P
100P
100P
100P
56
100P
100P
1608SGX
1608SGX
1608SGX
1608SGX
1608SGX
1608SGX
1608SGX
1608SGX
KTC3875
10U
0.1
0.1
0.1
0.1
0.1
470/6.3
0.01
47/25
LA73054-E
0.01
1000/6.3
1000/6.3
1000/6.3
75
75
75
75
75
0.1
1000/6.3
4.7K
KRC107S
75
0
0
0
0
0
0
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
24
23
22
21
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
14
13
12
11
10
9
8
2
1
1
2
3
4
5
6
7
8
8
7
6
5
1
2
3
4
1
2
3
4
5
6
7
8
9
7
6
5
4
3
2
1
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
GND_BAK
GND_BAK
BL
GR
RE
CVBS
5V
PA0
PA1
PA2
RE
GR
BL
5V
PA0
PA1
PA2
CVBS
FM IF
AM MIX
AM IF
REG
GND
SD
ST
FM DET
VDD
MUTE
FM/AM
MONO
LCH
RCH
MPX IN
PLL IN
FM
DET OUT
AM
DET OUT
AGC
AM RF
AFC
AM OSC
OSC BU
XIN
CE
DI
CLK
DO
XOUT
NC
AOUT
AIN
PD
VDD
FMIN
AMIN
IFIN
(FM+B)
SD
ST
IF_REQ
FM
MONO
AM
NC
VSSD
VSSA
VSSX
SYR
CE
DI
CL
DO
RDS-IN
SYNC
T7
T6
Vssd
Vddd
XIN
XOUT
T5
T4
T3
T2
T1
CIN
FLOUT
Vssa
Vdda
MPXIN
VREF
PILOT
CLL OUT
1AD0B10D1852A
C2903
AM
LOOP
FM
75ohm
IF
GND
OSC
VT
+B
GND
NC
ANT
1AD0B10D1851C
[CARBON1/4W]
[CARBON1/4W]
[CARBON1/4W]
[CARBON1/4W]
JW490
1AD0B10D1852B
[CARBON1/4W]
[CARBON
1/4W]
T9501
AC230V 50Hz
1AD0B10D1851D
CN498
JW498
1/4W
1/4W
FROM MAIN PWB
R-OUT(NC)
L-OUT(NC)
R-IN
AD-GND
L-IN
RGB-BL
SW-V
NC
RGB-GR
NC
SW-RGB-GND
RGB-RE
SW-RGB
VD-GND
VD-GND
COMPOSITE-OUT
COMPOSITE-IN(NC)
GND
VD-GND
VD-GND
VD-GND
SCART
1AD0B10D1850E
2.3
4.4
2.3
2.3
4.2
2.0
2.9
2.3
2.2
3.2
3.2
4.8
5.8
4.7
0.7
0
5.8
6.8
4.3
0
0
2.3
2.3
5.8
6.8
0
0
0.1
11.9
12.0
11.7
0
AM 999KHZ
FM 98MHZ
VOLTAGE=
2.0
0.7
0
2.2
5.3
2.4
4.9
2.4
0
0
0
0
0
3.0
0
0
0
4.9
0
0
0
0
0
0
2.4
2.4
4.2
0.4
0.2
0.2
0.2
0
0
0
0
2.4
2.4
4.9
1.5
1.5
5.0
0.8
0.8
5.0
1.6
1.6
0
0
4.2
3.4
0.9
0.9
3.2
0
0.2
0.2
0.4
0.2
4.4
0.1
12.0
4.9
5.8
4.8
0.1
0
0
0.7
0
0
0
1.6
1.5
0
4.9
2.8
2.8
0
4.8
0.6
(UNIT:V)
0
0
6.1
6.8
5.8
6.8
5.8
0
0
0
0
0
0
1.7
9.6
2.4
This is a basic schematic diagram.
PRODUCT SAFETY NOTICE
EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL
!!!
AND
MARK IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATED COMPONENTS IN WHICH SAFETY AND PERFORMANCE
CAN BE OF SPECIAL SIGNIFICANCE.
WHEN REPLACING A COMPONENT IDENTIFIED BY
!!!
AND
, USE ONLY THE REPLACEMENT PARTS DESIGNATED, OR PARTS WITH
THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED IN THE PARTS LIST IN THIS MANUAL.
LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY
INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TO THE CUSTOMER.