AK33 BLOCK DIAGRAM
AK33 FEATURESAK33 GENERAL BLOCK DIAGRAM
IF&VIDEO BLOCK DIAGRAM 1
IF&VIDEO BLOCK DIAGRAM 2
►
CONTROLLER BLOCK DIAGRAMAUDIO BLOCK DIAGRAM
SMPS BLOCK DIAGRAMDEFLECTION&FBT BLOCK DIAGRAM
CRT BASE BOARD BLOCK DIAGRAM
►
►
►
►
►
►
►
►
AK33 FEATURES
It is a remote controlled colour television, with protocol RC5 ingeneral.
100 programmes from VHF, UHF bands or cable channels can bepreset.
VHF (BAND I: CH 2-4, BAND III: CH 5-12) UHF (CH 21-69) It can tune cable channels. S1-S41 Channel Table Search is default, but Linear Frequency Search is
optional. It is a Frequency Controlled Tuning (PLL) and control system for
multi-standard TV receivers with on-screen-display (OSD) for allrelevant control functions.
The system is based on the ‘one-chip’ I2C bus controlled videoprocessing / deflection IC TDA888X which also controls mono sound.
German, Nicam stereo, NTSC Stereo are detected with optional MSPICs. Also 3-D Panaroma, Dolby Virtual, Dolby Prologic , DolbyDigital sounds are processed with optional MSP Ics.
Teletext is available by micro-controller one-chip teletext module. ASM (Automatic Sound Detection ) is available. Automatic Sound Mute when no transmission, is available. When no valid signal is detected, after 5 minutes the TV switches itself
automatically to stand-by mode. 75 ohm aerial socket ( PLL Tuner ) It has 2 Eurosockets (Scarts) as default.
Optional peripherals are :1. Fav-in (Audio and Video input from the front of the TV through RCA
jacks),2. Bav-in (Audio and Video input from the back of the TV through RCA
jacks),3. Bav-out (Audio and Video output from the back of the TV through RCA
jacks),4. Headphone output, F-svhs ( Chroma and Luma input from the front of the
TV through svhs jack ),5. B-svhs (Chroma and Luma input from the back of the TV through svhs
jack),6. External speaker (Audio output for external speakers through RCA jacks ,
Right-Left ),7. Line-out ( Audio output for external amplifiers through RCA jacks , Right-
Left ),8. Subwoofer output ( RCA jack ) ,9. Dolby Surround output,10. Optic Audio output ( in TVDVDs )
3 System and Standard combinations are available :1. Pal Secam BG II',2. Pal Secam BG DK LL',3. Pal M N NTSC M.
2x 12Wrms Sound Output Power. 90- 270V & 170-270V 50/60 Hz power supply adaptation is optional
according to the regions. <3W power consumption at Stand-by mode. Active PFC (Power Factor Correction) is optional. Sleep timer, Child lock are available as defaults.
WSS ( Wide Screen Signalling ) is default and 4:3, 16:9, Cinema picturemodes are default. Subtitle and Zoom picture modes are optional.
APS ( Automatic Programming System ) is default. NTSC Playback is optional. 28" 4:3, 29" 4:3, 28" RF 16:9, 28" SF 16:9, 29" RF 4:3, 29" SF 4:3, 32" SF
16:9, 32" RF 16:9 , 33" 4:3 are optional tube sizes. No text, one page and 8 page fasttext/toptext are available teletext options. Closed Caption and List Mode are available for USA, Australia and New
Zealand. CTI is a default feature. Comb Filter is an optional Feature. PIP ( Picture in picture ) is an optional feature. EPG ( Electronic Programming Guide ) is an optional feature. Rotation Circuitry is optional for Real Flat tubes. Tilt&Trapezoid rotation and Degauss on the Menu is optional. Dynamic Focus is optional for RF tubes. BSVM ( Beam Scan Velocity Modulation ) is optional. TV DVD ( 29" RF , 32" RF ) is available. Time Shift TV is available. TV DVB is available.
TUNERPLL
(channel/frequency)
VIDEO PROCESSOR
TDA 8885 H
(BOCMA)
(PHILIPS)
RGB AMPLIPHIER
TDA 6108(PHILIPS)
TV TEXT PROSDA 555X(SIEMENS)
COMB FILTERTDA 9181(PHILIPS)
IR
KEYPAD
VERTICAL AMPLIFIERSTV 9379FA
(ST)
E/WCORRECTION
HORIZONTALOUTPUTBU 2508
FBT
FRONT AV IN
BACK AV IN/OUT
SCART 1------------------------------
SCART 2
FRONTSVHS-------------------------------
BACK SVHS
SMPSMC 44608
(MOTOROLA)+
ACTIVE PFC
SOUND PROCESSOR DOLBY (MSP 3452 G) VIRTUAL DOLBY (MSP 3411G) G/S NICAM STEREO (MSP 3410 G) BTSC STEREO (MSP 3430G) DOLBY DIGITAL (MSP 4450G,DPL 4519G,MAS 3528E)
MICRONAS
CRT
8 ohm12W
8 ohm12W
150V DC
+3.3V
+3.3V (ST-BY)
+8V
+5V
-14V(audio)
+14V(audio)
GENERAL BLOCK DIAGRAM OF CHASSIS 11 AK 33
AUDIO AMPLIFIERTDA 7265 for dolby
(ST)
VIDEOSWITCHTEA 6425
(ST)
AUDIOSWITCHTEA 6420
(ST)
+2.5V(ST-BY)
+14V
+22V
REALTIMER
PCF8583(PHILIPS)
HEADPHONE
TDA1308(PHILIPS)
OPTIC/COAX IN
MAIN AUDIOAMPLIFIER
TDA 7265 (ST)
8 ohm12W
8 ohm12W
51
BO
TU200
IF2
VS
IF1
VST
SCL
7
9
8
10
3
5
4
6
2
1
11
AGC
VT
SDA
3
2
9
7
8
10
11
1
16
18
17
47
49
48
50
43
45
44
46
42
41
35
37
36
38
33
34
26 29 3022 24232120
31 32
IF1
+5V
SCL
SDA
+5V
+33V
IF2
TU200 VS
TV TUNER
IFIN1
IFIN2
EHTO
AGCOUT
SIFIN1_AUDEM
SIFIN2_DECSDEM
SIFAGC_SNDPLL
QSSO_AUDEX_AMQ
IFVO
SCL
SDA
C3 CV
BS
20
CV
BS
INT
VP
1
SW
O1
CV
BS
/Y3
CV
BS
/Y2
GO
BL
KIN
RGBIN2
XTAL1
UO/BL3
VO/YI/GI
UI/BI
RI/VI
REFO
DECDIG
RI
BI2
GI
BI
RGBIN
RI2
GI2
BCLIN
RO
5264 6062 6163 5658 5759 54 53
FB
ISO
VD
RA
PH
2LF
PH
1LF
SW
D2
GN
D2
EW
D/A
VL
VR
DB
HO
UT
CV
BS
10
VP
2
XT
AL
2
+8VB+PROTECT
EHTOVER PROTECT.
+5V
QSSOUT
+8V
TUNER CVBS
CVBS_INTSCL2
SDA2
TO
_BO
CM
A_2
0
SV
HS
_Y
SW
O1
+8V
+8V
CV
BS
_IN
T
+8V
CVBS_INT
TU
NE
R_C
VB
+8V
CV
BS
2
TO
_ BO
CM
A29
U_P
RO
T
PL208
4 5321
EHTINFO
EHT_OVERVP
+8V
OSD_R
OSD_G
OSD_B
OSD_FBL
SCI_IN_R
SCI_IN_G
SCI_IN_B
SCI_IN_FBL
RGB_F
FBL_PIP_OUT
R_PIP_OUT
G_PIP_OUT
B_PIP_OUT
REF_OUT
+8V
CV
S1
+8V
EW
Hdriveout
+8V
SAND
HFLYBACK
BOCMASS
RGB_F
VR
T-
VR
T+
Z201
Z200TDA8885
IF-VIDEO/1B G
R
SW01=H SW01=LL' BG-DK-I-L
SWO1
SC2_L_IN
SC2_R_IN
SC1_R_IN
SC1_L_IN
AV2_STATUS
SC1_R_OUT
SC1_L_OUT
SC1_IN_B
AV1_S
SC1_IN_G
SC1_IN_R
SC1_IN_FLB
1 3
2 6 8 20
2
1 3
6
7
8
11 15
16
19
SC2_R_OUT SC2_L_OUT
SC2_V_IN SC2_V_OUT
19
SC1_V_OUT
SC1_V_INPL207
4 5321 6 10 11987 12 13
4 5321 6 10 11987
PL210 PL209
+8V T_SHIFT SCL2 SDA2
+33V+5V
VE
ST_G
_IN
SA
ND
VE
ST_R
_IN
VE
ST_F
LB
_IN
FB
L_P
IP_O
UT
VE
ST_B
_IN
R_P
IP_O
UT
G_P
IP_O
UT
B_P
IP_O
UT
TO
_PIP
4 5321 6 10987
DV
D_12V
_SEN
SE
VE
ST_G
_IN
VE
ST_R
_IN
VE
ST_B
_IN
VE
STB
US_V
BS-O
UT
VE
ST_F
BL
_IN
PL2023
2
9
7
8
10
1
6
5
4
18
19
12
14
13
11
20
15
16
17
INPUT
DATA
INPUT2
CLOCK
INPUT3
INPUT4
PROG
INPUT5
VCC
INPUT6
INPUT8
GND2
OUTPUT6OUTPUT5
OUTPUT4
OUTPUT3
OUTPUT2
OUTPUT1
GND1
INPUT7
TEA6415C
IC201
CVBS_INT
SDA2
SC1_V_IN
SCL2
SC2_V_IN
BACK_V_IN
+8V
+8V
VESTELBUS_CVBS_OUT
FRONT_V_IN
CVBS2
COMO_Y
TO_BOCMA_29
+8V
BACK_V_OUT+8V
+8V
+8V
SC2_V_OUT
VESTELBUS CVBS_IN
TO_PIP
INPUTSELL
+5V
+8V20
SAND
PAL/SECAM
IF-VIDEO/2
3
2
7
8
1
6
5
4
12
14
13
11
15
16C_IN
IN_PSEL
Y/CUPS_2
VDD
VCC
SC
FSCSEL
DGND
COUT
OUTSEL
Y/CUPS_OUTAGND
Y/CUPS_1
SYS1
SYS2
FSC
IC203
SVHS_C
COMO_Y
10
9
TO_BOCMA_20
SVHS_Y
SVHS_Y
COM_SEL1
COM_SEL0
REF_OUT combfilter
S263
FOR TVDVD AND IDTV
FOR TIME-SHIFT TV
FOR PIP
TDA9181
JACK BOARD PL203 : BAV-IN ( AUDIO R-L, VIDEO ), BAV-OUT ( AUDIO R-L, VIDEO ), EXTERNALSPEAKER ( AUDIO R-L ), LINE-OUT ( AUDIO R-L ), B-SVHS ( Y-C INPUT ), SUBWOOFER.
15
SVHS-C
1 2
FRONT-V-IN
PL2001 2 3
PL211 FRONT SVHS
Y C
53
47
50
52
43
44
46
40
37
36
33
34
SC2_IN_R
SCI_IN_R
SCI_IN_L
AVSUB
ANA_IN1+
XTAL_IN
XTAL_OUT
SCI_OUT_R
SC2_IN_L
SCI_OUT_L
CADL_M
SC4_IN_L
SC4_IN_R
SC3_IN_L
SC2_OUT_L
SC2_OUT_R
IC70010
7
31
29
30
32
4
28
26
25
57
58
62
63
OCTR_OUTPUT1
SPBYQ
I2C_DA
DACA_R
DACA_L
DACM_R
DACM_L
NC7
DACM_SUB
NCB
MSP34XXG
49
SC3_IN_R
321
21PL715
+5V
SDA2
HP_R
HP_L
MAIN_R
MAIN_L
CENTER
SUBWF
SURR
QSS_OUT
+5
SC1_L_IN
SC1_R_IN
SC2_R_IN
SC2_L_IN
BACK/VEST_R
BACK/VEST_L
SC1_L_OUT
SC1_R_OUT
FRONT_R
PL700
BACK_L_OUT
LINE_out_L
LINE_out_L
BACK_R_OUT
VEST_L_OUT
VEST_R_OUT
IF2
VS
IF1
GN
D
OU
T2
7 98 103 54 621 11
VC
CIN
OU
T1
MU
TE
IC701TDA7265
IN1N
IN1P
VC
CD
VC
C2N
TN
2N
IN2P
-14V_A
21PL701
EX
TS
PE
K_C
1
+14V
_A
MU
TE
21PL702M
AIN
_R
MA
IN_R
EXPEK1_C1
EXPEK2_C1
IF2
VS
IF1
GN
D
OU
T2
7 98 103 54 621 11
VC
CIN
OU
T1
MU
TE
IC702
IN1N
IN1P
VC
CD
VC
C2N
TN
2N
IN2P
SDA
2
SU
RR
CE
NT
ER
-14V_A
4 5321 6PL703
SU
BW
F
SU
BW
F_O
UT
SURR
MU
TE
TDA7265
3
2
1
4
14
11
1A
1B
1Y2A
VCC
4Y
3B
3A
3Y
74HCT32
IC706
BACK/VEST_L
BACK/VEST_L
10
9
+8V
BACK_R_IN8
BACK_L_IN
BACK/VESST_LVEST_L_IN
VEST_R_INBACK/VEST_R
BACK/VEST_R
6
7
8
5
3
2
1VDD
OUTB
INB+
OUTA
INA-
INA+
IC704
+5V
INB-
TDA1308
HP_R
321
321
HEADPHONE
PL705HP_L
PL709
I2C_BUS
SCL
2
+14V
_A
AUDIO
4
MICROSELECT
BACK/VEST_R5
6
2B
2Y
13
124A
4B
Q712 Q713
44
42
43
45
40
38
39
41
36
37
34
32
33
35
30
29
31
51
49
50
52
47
46
48
13
15
14
12
17
19
18
16
21
20
23
25
24
27
28
26
2
4
3
1
6
8
5
10
11
9
5
4
6
3
2
1
PL4057
KEY_2KEY_1
P+ P-
COMSEL0
MUTE
7
VDD3.3V
VDD3.3V
CVBS1
AV1_STATUS
AV2_STATUS
SHORTCUT_PRT
ODD/EVEN
SAND
EPG-IRQDVD_12_SENSE
IDLE_OFF2
1
PL503
3
IR_IN
SDA1
SCL1
SCL2SDA2
ST_BY
WP
OSD_R
OSD_G
OSD_B
OSD_FBL
PAL/SECAM
TRQ
DEGAUS
MİCRO_S_SELEK
COM_SEL_1
INPUTSEL
SERVICE
SDA55555
IC500
2
3
4
1
7
6
5VCC-
NONINVIN1
OUT1
NONINVIN2
INVIN2
OUT2
IC503
INVIN1
LM358N
8VCC+
-14V-A
HRZ_TRPZ
2
1
+14V-A
TILT
ROTATIANCOILSOCKET
PL510
7
6
5SDA
SCL
MODEWC
IC502
8VCC
24C08
S+3,3V
SDA1
SCL1
WP
CONTROLLER
SAND
+8V
+8V
V-BLANK
Q513
Q514
Q515
R578
ST-BY-5V
ST-BY-3.3V
LED 1LED 2
S 508
Q516
S+5V
H=ST-BYL=NORMAL MODE
SMPS
3
8
5
18
22
14
13
21
15
17
300v
DRAIN
VCC
5VDVD
+22V
+5V
-14V_A+14V_A
S+5V14V
S+3,3VS+2,5V
+150V
8
7
5 SYNCIN
GATE_DRV
VCC
FEEDB_IN 1
3
2
1 DEMAG
ISENCE
CONT_IN
DRIVER 5
6VCC
+300V
3
1
2
4
SFH617A
IC 100
IC107
MC33260
IC106
MC44608
20
9
SMPS
B+PROTECT
Q102
TR101
OD
D/E
VE
N
VE
RT
+
FBT-DEFLECTION
PL601
3
1
11
13
10
FOCUS1
FOCUS2
EHT_INFO
+14V
5
8
6
4
9
ANODE
DFIN
G2
-14V
HEATER
2
1
1
2
DAF_HORZ_A
DAF_HORZ_B
VERT_OUT1
VERT_OUT
COLLECTOR
+60V
+33V
EW
+200V
4 5321 6
PL600
HE
AT
ER
BS V
M
FBT
+150V
TR601
AQUA
2 431 6 75
IC 600
INV
ER
T_I
N
VC
C
FB
KS
UP
PLY
GN
D
OU
TS
UPP
LY
OU
T
N__
INV
ER
T_I
N
D 613
+14V
+60V-14VVERT-
STV9379FA
FEEDBACK
PL602
Horizontal Flyback
Hdriveout
EW
DAF-VERT
DAF4 3567 2 1
+14V
DAF-VERTDAF_HORZ_A
DAF_HORZ_B
1 PL608
PL603
CRT BASE BOARD
2 431 6 875 9
IC 900
5
4
3
2
1PL 902 1
PL 901
CRT
BGR
B_I
N
G_I
N
R_I
N
R_O
UT
G_
OU
T
B_
OU
T
IOM
TDA6108 - RGB VIDEO AMPLIFIER
GN
DI-BL
5
4
3
2
1
6
H-GND
1
PL906
AQUA
HEATER200V
VD
D
1
PL905SCREEN
