Teac CTM6845, Service Manual

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4
2. TV Block diagram
PHILIPS UOC FUNCTIONAL DIFFERENCE BETWEEN THE VARIOUS IC VERSIONS
IC VERSION 9350 9351 9352 9353 9360 9361 9362 9363 9364 9365 9366 9367 9380 9381 9382 9383 9384 9385 9386 9387 9388 9389 9370 9373 9375 9377 9378
TV rang
90 90 90 110 90 90 110 110 110 110 90 90 90 90 90 110 110 110 110 90 110 110 90 110 110 90 110
Mono inter-carrier multi-standard
Sound demodulator (4.5-6.5MHz)
With switch able centre frequency √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
Audio switch √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
TUNER
SAW
IF IN Y IN
RF AGC V IN
U
IN
CVBSINT
CHROMA
IFVO OUT
CVBS/Y
IN
SDA
SCL
AUDIO OUT IK
RGB OUT
V OUT H OUT
S
TRAP
Vo
V2i
V1i
Y
Cr
Cb
ARi2
ARi1
ALi2
ALi1
S-VHS
24C04
POWER
UNIT
130V
24V
16V
8V
5V
3.3V
CRT PCB
V IN
TDA8351
V OUT
H IN
H OUT
H OUT
DY
200V
+15V
-15V
SCREEN
FOCUS
TDA93XX
Vi1
OUT1-
OUT1+
Vi2
OUT2-
OUT2+
AN7522
CRT
ALo
ARo
C
Y
4052
TDA9859
A O
U
T
R
A
OU
TL
MAIN L MAIN R S
DA/S
C
L
AV
2 R
AV
2 R
M OUT
R
M OUT
L
AV
1 L
AV
2 L
7 4 5 1 2 6 7 8
XS303
5V
TDA9874
audio
audio
audio
audio
video
video
bus
bus
video
video
video