Text preview for : SONY KV-25X5.pdf part of Sony KV-25X5 KV-25X5 A/B/D/E/K/L/R/U
Chassis FE-1
Trinitron color TV
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SELF-DIAGNOSTIC FUNCTION
SERVICE MANUAL
MODEL
COMMANDER DEST CHASSIS NO.
FE-1
MODEL
COMMANDER
CHASSIS
CHASSIS NO.
DEST
KV-25X5A KV-25X5B KV-25X5D KV-25X5E
RM-883
Italian
SCC-Q06E-A
RM-883
French
SCC-Q02E-A
RM-883
AEP
SCC-Q04E-A
RM-883
Spanish
SCC-Q05E-A
KV-25X5K KV-25X5L KV-25X5R KV-25X5U
RM-883
OIRT
SCC-Q03E-A
RM-883
Irish
SCC-Q07B-A
RM-883
OIRT
SCC-Q03F-A
RM-883
UK
SCC-Q01D-A
/
MENU
PROGR
RM-883
TRINITRON ® COLOR TV
MICROFILM
®
1
WAVEFORMS A BOARD
1 PAL 1 SECAM 2 PAL 2 SECAM 3
1.0 Vp-p (H) 4 5
1.3 Vp-p (H) 6
1.0 Vp-p (H) 7
1.3 Vp-p (H) 8
2.6 Vp-p (H)
2.6 Vp-p (H) 9 10
0.5 Vp-p (H) 11
5.0 Vp-p (H) 12
1.4 Vp-p (H) 13
2.0 Vp-p (H)
146 Vp-p (V) 14 15
12 Vp-p (H) PAL 15
142 Vp-p (H) SECAM
56 Vp-p (V)
290 Vp-p (H)
1.1KVp-p (H)
2.4 Vp-p (H)
3.0 Vp-p (H)
WAVEFORMS C BOARD
1 2
102 Vp-p (H) 3 4
95 Vp-p (H)
93 Vp-p (H)
24 Vp-p (H)
5-4 SEMICONDUCTORS (1)
CD4052BCM
16 9
64 32
STR-F6654
TDA9875 TDA9870
2SA1837
1 (TOP VIEW)
8
1 ( TOP VIEW ) B C E 31
1
LM358DR-EZ NJM4558M-TE2 NJM2903D
8 5
5
TOP209P STV9379
8 5
2SC4793
1 4 ( TOP VIEW ) 1 4 ( TOP VIEW )
LM393P TDA2822M TEA2124
8 7 6 5
B 1 3 2 5 4 7 6
C
E
TYA7805CTV TYA7809CTV ST24W08FM6TR
BF871-127
1
2
3
4
8
5
( TOP VIEW )
SAA5497PS/MIA/038 SAA5497PS/MIA/039 SAA5497PS/MIA040
52 27
E 1 4
B
C
( TOP VIEW )
BF421-AMMO 2SA1091-O TDA7495
1 ( TOP VIEW ) 26
SBX1981-51
DTA144ESA DTA144ESA-TP DTC114EK DTC114EKA-T146 DTC143TKA-T146 DTC144EKA-T-146R 2SA1037K-T-146R2SA1162-G 2SC2412K-QR 2SC2412K-T-146-R
1 15
E
C
B
C
E
2SC688-LK SE-135N SE135N-LF12 TDA9818-V1 TDA9817-V1
24 13
B
IRF614
1 ( TOP VIEW )
12
3 1 2
1 V OUT 2 V IN 3 GND
E C B B C E
51
5-4 SEMICONDUCTORS (2)
ERA81-004TP1 ERA83-006 MTZJ-T-77-3.9B MTZJ-T-77-5.6B MTZJ-T-77-5.6C MTZJ-T-77-6.8A MTZJ-T-77-6.8C MTZJ-T-77-7.5C MTZJ-T-77-9.1A MTZJ-T-77-9.1A MTZJ-T-77-10 MTZJ-T-77-33A MTZJ-33C MTZJ-7.5B RD3.9ES-B2 RD5.6ESB2 RD6.8ES-B2 RD7.5ESB2 RD9.1ES-B3 1SS119-25TD 1SS133T-77
2SA933AS-QRT 2SA933AS-RT 2SC1740S-RT
LETTER SIDE
E
C
B
CATHODE
2SK2251-01-F19
ANODE
SEL12108-D
E B C
AK04-V1 AU-012-V1 BYD33G BYD33GAMMO DINL20-TR ERB44-06TP1 EG-1Z-V1 EL1Z ERD28-06S
ERD28-08S ERC06-15 FMN-G12S RG1CLF-B1 RGP10GPKG23 RU3YX-LF-C4 RU3YX-V1 RU-4AM-T3 1SS292T-77
CATHODE ANODE
UF4005PK623
ANODE
CATHODE CATHODE
ANODE
DAN202K DAN202K-T146
3
1 2
2
3
1
52
5-5. IC BLOCK DIAGRAMS
A BOARD IC201 TDA7495
A BOARD IC501 STV 9379
2 6 3 2
VOLUME
FLYBACK GENERATOR
1 1 14
30K OP AMP
POWER AMPLIFIER
5 9
7
+
THERMAL PROTECTION
5
MUTE/STBY PROTECTIONS VOLUME 60K
10
12
30K
4
OP AMP
A BOARD IC101 TDA9817/V1
22 15 4 6 7 19 18 17 21 20
3
4
14
TUNER AGC
VIF AGC AFC DETECTOR
VOLTAGE REFERENCE
A BOARD IC606 STR-F6654
4
3
1 2 VIF AMPLIFIER VCO TWO
START
VIDEO DEMODULATOR AND AMPLIFIER 16
O.V.P
LATCH
FPLL
DRIVE 2
REG
23 24
SIF AMPLIFIER
QSS MIXER INTERCARRIER MIXER AM DEMODULATOR
T.S.D
8
O.S.C Iconst 1
SIF AGC
INTERCARRIER MODE SWITCH
FM-PLL DEMODULATOR
5
3
12
13
9 10 11
5
A BOARD IC301 CXA2060AS
45 48 47 46 5 1 15 39 38 37 36 28 27 26 25 32 31 30 29 42 3 CLAMP RGB 2/2 ABL/PEAK LIM AKB 21 C VCO 4.433619MHz 3.579545MHz 9.582058MHz
APC
PAL/NTSC DEMOD
SW NTSC PAL,SECAM KILLER
EYUV CLAMP YUV SW YUV OUT COLOR AMP AXIS Y/C MIX RGB CLAMP VPROT VM AMP (OFF YS/YM)
ACO DET.
DYNAMIC COLOR
CUTOFF CONT
DRIVE AMP
BRIGHT CONT
PICTURE AMP
GAMMA AMP
YS1 SW
CHROMA AMP
DEEMPHASIS
R/G/B BLK
Y32 SW
CLAMP
YM SW
COLOR SYSTEM DISCRIMINATOR PAL ID PAL/NTSC COLOR KILLER SECAM ID
LINE BLK
1H DELAY LINE (PAL/SECAM) DPIC CLAMP DC TRAN
24 23 22
BPF PAL 4.43MHz NTSC 3.58MHz
BELL FILTER (ZAP)
LIM AMP
PLL SECAM FM DEMOD
SECAM VCO CAL. by 4.43MHz
DAC SW
PC BUS DECODER STATUS I/T
35 34
ACC AMP
ACC AMP
ACC DET
FILTER ALIGNMENT
43 2 41 4 7 9 6 CHROMA SW
ATT
TRAP PAL 4.43MHz NTSC 3.58MHz SECAM 4.2 - 4.43MHz COUNT DOWN
DL PAL/NTSC 300 x 200nS SECAM 300 x 200nS LINE COUNTER V TIM GEN
SHARPNESS DL SHARPNESS AMP
WIDE SAW FUNC
VD SAW FUNC
14
13
Y SW V SYNC SEP
MONITOR SW VIDEO SW