Pin Details of IC TDA1170D

Pin Details of IC TDA1170D

Substitute: TDA1170S

Functions :

1. Vertical synchronisation circuit
2. Vertical Oscillator
3. Ramp generator
4. High power gain amplifier
5. Flyback generator
6. Voltage regulator

Pin No.	Functions	Voltage
1.	Ramp(sawtooth)output	5
2.	Main supply voltage(+Ve terminal)	15
3.	Vertical flyback(Blanking 50Hz.)	1.5
4.	Ground(-Ve)supply voltage	0
5.	Ground(-Ve)supply voltage	0
6.	Vertical output (50Hz.)	10
7.	Power amplifier(Vertical output)supply voltage	14.5
8.	Regulated voltage	5
9.	Hieght adjustment	6.6
10.	Sync input	-0.1
11.	Vertical oscillator(50Hz)&frequency control(V-Hold)	2.4
12.	Ground(-Ve)supply voltage	0
13.	Ground(-Ve)supply voltage	0
14.	Amplifier input	1.8
15.	Compensations(For vertical linearity)	0.4
16.	Ramp(sawtooth)generator	3

Pin Details of IC TDA1037

Pin Details of IC TDA1037

Functions : Sound output & Pre-amplifier

Pin No.	Functions	Voltage
1.	Ground(-Ve supply voltage)	0
2.	Audio signal output to drive the speaker	7.8
3.	Positive (+Ve supply voltage)	15
4.	Positive (+Ve supply voltage)	15
5.	Decoupling capacitor	0.8
6.	Negative(-Ve)feedback(output to input)	1.4
7.	Decoupling capacitor for quality improvement	7
8.	Audio signal input	0
9.	Ground (-Ve supply voltage)	0

Pin Details of IC TDA1035

Pin Details of IC TDA1035

Substitute : TDA1701

Functions :

1. Sound IF amplifier
2. FM detector
3. DC Volume control
4. Audio output

Pin No.	Functions	Voltage
1.	5.5MHz.sound IF input(inter carrier sound)	2
2.	5.5MHz.sound IF input(inter carrier sound)	2
3.	Audio output	4
4.	FM detector	4
5.	FM detector	4
6.	DC volume control(voltage varies with volume control setting)	2.1
7.	Audio signal input	4.6
8.	Tone control	9.8
9.	Audio signal output	10
10.	Positive supply (+Ve)terminal	20
11.	Audio amplifier	11.5
12.	DC volume control bias voltage	11.5
13.	Ground (-Ve supply terminal)	0

Pin Details of IC TDA440S,B

Pin Details of IC TDA440S,B

Substitute: A240 ,TDA440

Functions :

1.Video IF amplifier (3 stage)
2.Video Detector (Limiter)
3.Sync detector
4.AGC detector
5.Video pre-amplifier

Pin No.	Function	Voltage
1.	Video IF input	4
2.	Decoupling capacitor for biasing	4
3.	Ground (-Ve terminal)	0
4.	AGC time constant	2
5.	Tuner AGC output	12
6.	Tuner AGC Delay	1
7.	Flyback pulse(15625 Hz)input from EHT	1
8.	FM Detector (Carrier tuning)	7
9.	FM Detector (Carrier tuning)	7
10.	Voltage regulation	0.2
11.	Negative video output	3
12.	positive video output	8.5
13.	Positive (+ Ve supply voltage)	12
14.	Internally connected	4
15.	Decoupling capacitor for biasing	4
16.	Video IF input	4

Pin Details of IC TDA440

Pin Details of IC TDA440

Substitute: A240 ,TDA440S,B.

Functions :

1.Video IF amplifier (3 stage)
2.Video detector (Limiter)
3.Sync detector
4.AGC detector
5.Video pre-amplifier

Pin No.	Function	Voltage
1.	Video IF input	4
2.	Decoupling capacitor for biasing	4
3.	Ground (-Ve terminal)	0
4.	AGC time constant	2
5.	Tuner AGC output	12
6.	Tuner AGC Delay	1
7.	Flyback pulse(15625 Hz)input from EHT	1
8.	FM Detector (Carrier tuning)	7
9.	FM Detector (Carrier tuning)	7
10.	Voltage regulation	0.2
11.	Negative video output	3
12.	positive video output	8.5
13.	Positive (+ Ve supply voltage)	12
14.	Internally connected	4
15.	Decoupling capacitor for biasing	4
16.	Video IF input	4

Pin Details of IC TC 9150P

Pin Details of IC TC 9150P

Functions:

1. Up counter
2. Oscillator
3. Shift Register

Pin No.	Function	Voltage
1.	Ground (-Ve)supply voltage	0
2.	Input pulse Register	0.1
3.	Output Baffer	0
4.	Output Baffer	0
5.	Output Baffer	0
6.	Output Baffer	0
7.	Output Baffer	0
8.	Output Baffer	0
9.	Output Baffer	0.4
10.	Output Baffer	0.2
11.	Output Baffer	0
12.	Output Baffer	0
13.	Output Baffer	0
14.	Output Baffer	0
15.	Output Baffer	0
16.	Output Baffer	0
17.	Output Baffer	0
18.	Output Baffer	0
19.	Flip flop	0
20.	Flip flop output	0
21.	Code checker	0
22.	Code checker	5.2
23.	Oscillator (4.43MHz.)	2.6
24.	Positive(+Ve)supply voltage	5.2

Pin Details of IC TC 9148P

Pin Details of IC TC 9148P

Functions :

1. Code Bit signal generator/pulse ganerator
2. Decoder/Divider

Pin No.	Functions	Voltage
1.	Ground(-Ve supply voltage)	0
2.	Oscillator(4.43MHz.)	6.3
3.	Oscillator(4.43MHz.)	6.3
4.	Key input Circuit	0
5.	Key input Circuit	0
6.	Key input Circuit	0
7.	Key input Circuit	0
8.	Key input Circuit	0
9.	Key input Circuit	0
10.	Timing signal generator	6.3
11.	Timing signal generator	6.3
12.	Timing signal generator	6.3
13.	Code bit signal generator	6.3
14.	Test point	6.3
15.	Output synthesizing circuit	6.3
16.	Positive(+Ve)supply voltage	6.3

Pin Details of IC TBA1440

Pin Details of IC TBA1440

Functions :

1. Gain controlled IF amplifier
2. Syncronous demodulator
3. Video pre-amplifier
4. AGC generator

Pin No.	Functions	Voltage
1.	IF input	4.3
2.	Decoupling capacitor for the DC feedback loop of the IF amplifier	4.3
3.	Ground(-Ve)supply voltage	0
4.	RF AGC	1.4
5.	Tuner AGC output	1.3
6.	RF AGC adjustment	1.5
7.	Horizontal flyback(blanking)pulse input (15625Hz.)from EHT	0.4
8.	Video detector	7.5
9.	Video detector (output)	8.2
10.	Video input (phase detector)	3.1
11.	Comporite video signal output	4.4
12.	Comporite video signal output	4.4
13.	Positive(+Ve)supply voltage	12.5
14.	Video detector control	0.8
15.	Decoupling capacitor for the DC feedback loop of the IF amplifier	4.3
16.	IF input	4.3

Pin Details of IC TBA920

Pin Details of IC TBA920

Substitute : CA920 ,1034

Functions :

1. Horizontal Oscillator
2. Sync separator
3. AFC (Automatic Frequency Control)

Pin No.	Function	Voltage
1.	POSITIVE (+Ve) supply voltage	12
2.	15625Hz.frequency output to horizontal driver section	4.2
3.	Pulse shaper and phase shifter	2.4
4.	Phase discriminator	2.4
5.	Flyback (blanking)pulse input (15625Hz.)from EHT	-0.2
6.	Horizontal sync input (phase discriminator)(15625Hz.)	0
7.	Separated sync output	1 to 7
8.	Composite video signal input	0.2
9.	Noise gating	0
10.	Coincidence detector	2.6
11.	Time constant switching	3.2
12.	Control voltage limiter	-1.4
13.	Horizontal oscillator (reference voltage)(15625Hz.)	7.5
14.	Horizontal oscillator (15625Hz.generation)	7
15.	Horizontal oscillator (15625Hz)control (H-Hold)	3
16.	Ground (-Ve terminal)	0

Note:

1. if top shifting occurs when VCR is connected .

2.Please use styroflex capasitor only (10 Kpf)at Pin No.14.

Pin Details of IC TBA810P

Pin Details of IC TBA810P

Substitute : TBA810CB ,GL1146

Functions :

1. AF Pre-amplifier
2. AF Driver
3. AF Output

Pin No.	Functions	Voltage
1.	Positive(+Ve)supply voltage	12
2.	Not Connected	-
3.	Not Connected	-
4.	Bootstrap	12
5.	Compensation	0.6
6.	Negative feedback (output to input)	1.4
7.	Ripple rejection	6.2
8.	Audio input	0.3
9.	Ground (Substrate)	0
10.	Ground(-Ve)supply voltage	0
11.	Not Connected	-
12.	Audio signal output	6.5

Pin Details of IC TBA810C

Pin Details of IC TBA810C

Substitute : TBA 810P ,GL1146

Functions :

1. AF Pre-amplifier
2. AF driver
3. AF output

Pin No.	Function	Voltage
1.	Positive(+Ve )supply voltage	12
2.	Not connected	-
3.	Not connected	-
4.	Bootstrap	12
5.	Compensation	0.6
6.	Negative Feedback (output to input )	1.4
7.	Ripple rejection	6.2
8.	Audio input	0.3
9.	Ground (substitude)	0
10.	Ground (-Ve) supply voltage	0
11.	Not connected	-
12.	Audio signal output	6.5

Pin Details of IC TBA810

Pin Details of IC TBA810

Substitute : CA810

Functions : Power amplifier

Pin No.	Function	Voltage
1.	Positive (+Ve)supply voltage	12
2.	Not connected	NC
3.	Not connected	NC
4.	Ground (-Ve) supply voltage	0
5.	Ground (-Ve) supply voltage	0
6.	Bootstrap	12
7.	Compensation	0.6
8.	Feedback (output to input )	1.4
9.	Ripple rejection	6.2
10.	Audio input	0.3
11.	Negative voltage (substitude)	0
12.	Ground (-Ve) supply voltage	0
13.	Ground (-Ve) supply voltage	0
14.	Ground (-Ve) supply voltage	0
15.	Not connected	NC
16.	Audio output	6.5

Pin Details of IC TBA120U

Pin Details of IC TBA120U

Substitute : A223D ,SN76622 ,U223

Functions :

1.Sound IF Amplifier.
2.FM Detector.
3.A.F.Ampliefier

Pin No.	Function	Voltage
1.	ground( -Ve supply voltage )	0
2.	Sound IF input (5.5 MHz)	1.9
3.	Audio voltage input	2.9
4.	Volume Feedback	4.8
5.	volume control (Electronic attenuator)	3.8
6.	Not connected	NC
7.	FM Detector	3.3
8.	Audio output	4
9.	FM Detector	3.3
10.	Not connected	NC
11.	Positive (+ Ve supply voltage)	11
12.	Fixed AF Output	5
13.	Sound I.F. Feedback	1.9
14.	Sound I.F. Input(5.5 Mhz.)	1.9

Pin Details of IC TBA120T

Pin Details of IC TBA120T

Substitute : A224D ,SN76623

Functions :

1.Sound IF Amplifier.
2.FM Detector.
3.A.F.Ampliefier

Pin No.	Functions	Voltage
1.	Ground( -Ve supply voltage )	0
2.	Sound IF input (5.5 MHz)	1.9
3.	Audio voltage input	2.9
4.	Volume Feedback	4.8
5.	volume control (Electronic attenuator)	3.8
6.	FM Detector	-
7.	FM Detector	3.3
8.	AF Output	4
9.	FM Detector	3.3
10.	FM Detector	-
11.	Positive (+ Ve supply voltage)	11
12.	Fixed AF Output	5
13.	Sound I.F. Feedback	1.9
14.	Sound I.F. Input(5.5 Mhz.)	1.9

Pin Details of IC TBA120S

Pin Details of IC TBA120S

Substitute : A220D ,SN76620

Functions :

1.Sound IF Amplifier.
2.FM Detector.
3.A.F.Ampliefier

Pin No.	Function	Voltage
1.	Ground( -Ve supply voltage )	0
2.	Decoupling capacitor	1.9
3.	Ground( -Ve supply voltage )	0
4.	Ground( -Ve supply voltage )	0
5.	Volume control (Electronic attenuator)	3.8
6.	FM Detector	-
7.	FM Detector	3.3
8.	Audio output	4
9.	FM Detector	3.3
10.	FM Detector	-
11.	Positive (+ Ve supply voltage)	11
12.	Ground (+ Ve supply voltage)	0
13.	Decoupling capacitor	1.9
14.	Sound I.F. Input(5.5 Mhz.)	1.9

Pin Details of IC TA7710

Pin Details of IC TA7710

Functions :

1. IF amplifier
2. RF-AGC
3. AFT detector
4. Video detector
5. Video amplifier

Pin No.	Function	Voltage
1.	IF signal input	4.1
2.	Decoupling capacitor for biasing	4.2
3.	RF-AGC control	6.8
4.	Delayed RF-AGC output	2.7to9.7
5.	AFT output for tuner	4
6.	AFT capacitor	9.8
7.	AFTdetector frequency tuning circuit	3.9
8.	Video detector frequency tuning circuit	0.3
9.	Video detector frequency tuning circuit	4.1
10.	AFTdetector frequency tuning circuit	3.9
11.	Positive(+Ve)supply voltage	12
12.	Composite video signal output for difference sections	3.2
13.	Ground (-Ve)supply voltage	0
14.	IF-AGC	7.2
15.	Decoupling capacitor for biasing	4.4
16.	IF signal input	4.1

Pin Details of IC TA7699AP

Pin Details of IC TA7699AP

Substitute : TA7698AP , KA2154

Functions :

1. Video amplifier
2. Band pass amplifier
3. Chrominance section
4. RGB matrix
5. Sync separator
6. Vertical & Horisontal oscillator
7. Horizontal driver & Vertical driver
8. Automatic colour control (ACC)

Pin No.	Functions	Voltage
1.	Control peaking	4.6
2.	Positive (+Ve)supply voltage 1	12
3.	Pedestal clamp input	4.7
4.	Brightness control	4.5
5.	Chroma (colour )input	1
6.	Automatic colourcontrol (ACC )input	10.5
7.	Colour control	0.6-7.6
8.	Chroma (colour) output	10.6
9.	Phase capasitor	5.7
10.	Automatic phase control detector	8.4
11.	Ground(video,chroma)	0
12.	Ident or Filter capacitor	9.8
13.	Voltage controlled oscillator	10.7
14.	Matrix input	3.9
15.	matrix input	3.9
16.	APC filter	9.7
17.	Croma input to PAL/NTSC	4.8
18.	APC filter	9.8
19.	System switch	4.8
20.	(G-Y)green colour diferrence signal	8.5
21.	(R-Y)Red colour diferrence signal	8.5
22.	(B-Y)Blue colour Diferrence signal	8.5
23.	Y(luminance output	8.5
24.	Vertical drive output (50Hz.)	1.9
25.	Ramp generator	4.4
26.	Vertical driver feedback (output to input)	7.8
27.	Ramp capacitor	7.7
28.	Vertical sync (50Hz)input to vertical Osc.	0.4
29.	Vertical Osc.frequency adjust(V.hold)	2.9
30.	X-ray protection (ground)	0
31.	Ground (negative supply terminal)	0
32.	Horizontal driver output (15625Hz)	0.4
33.	Positive(+Ve)supply voltage (2)	8.4
34.	Horiz.Osc.frequncy(15625Hz)adjust(H.hold)	4.4
35.	Automatic frequency control(AFC)output	4.5
36.	Vertical sync output from sync separator	3.7
37.	video signal input to sync separator	0.7
38.	Flyback pulse (15625Hz)input from EHT	0.5
39.	Inverter input(Video)	4.1
40.	inverter video output	7.8
41.	Contrast colour	8.4
42.	Contrast output	9.4

Pin Details of IC TA7698AP

Pin Details of IC TA7698AP

Substitute : TA7699AP ,KA2154

Functions :

1. Video amplifier
2. Band pass amplifier
3. Chrominance section
4. RGB matrix
5. Sync separator
6. Vertical & Horisontal oscillator
7. Horizontal driver & Vertical driver
8. Automatic colour control (ACC)

Pin No.	Functions	Voltage
1.	Control peaking	4.6
2.	Positive (+Ve)supply voltage 1	12
3.	Pedestal clamp input	4.7
4.	Brightness control	4.5
5.	Chroma (colour )input	1
6.	Automatic colourcontrol (ACC )input	10.5
7.	Colour control	0.6-7.6
8.	Chroma (colour) output	10.6
9.	Phase capasitor	5.7
10.	Automatic phase control detector	8.4
11.	Ground(video,chroma)	0
12.	Ident or Filter capacitor	9.8
13.	Voltage controlled oscillator	10.7
14.	Matrix input	3.9
15.	matrix input	3.9
16.	APC filter	9.7
17.	Croma input to PAL/NTSC	4.8
18.	APC filter	9.8
19.	System switch	4.8
20.	(G-Y)green colour diferrence signal	8.5
21.	(R-Y)Red colour diferrence signal	8.5
22.	(B-Y)Blue colour Diferrence signal	8.5
23.	Y(luminance output	8.5
24.	Vertical drive output (50Hz.)	1.9
25.	Ramp generator	4.4
26.	Vertical driver feedback (output to input)	7.8
27.	Ramp capacitor	7.7
28.	Vertical sync (50Hz)input to vertical Osc.	0.4
29.	Vertical Osc.frequency adjust(V.hold)	2.9
30.	X-ray protection (ground)	0
31.	Ground (negative supply terminal)	0
32.	Horizontal driver output (15625Hz)	0.4
33.	Positive(+Ve)supply voltage (2)	8.4
34.	Horiz.Osc.frequncy(15625Hz)adjust(H.hold)	4.4
35.	Automatic frequency control(AFC)output	4.5
36.	Vertical sync output from sync separator	3.7
37.	video signal input to sync separator	0.7
38.	Flyback pulse (15625Hz)input from EHT	0.5
39.	Inverter input(Video)	4.1
40.	inverter video output	7.8
41.	Contrast colour	8.4
42.	Contrast output	9.4

Pin Details of IC TA7680AP

Pin Details of IC TA7680AP

Substitute : KA2914

Functions :

1. VIF
2. SIF
3. Video Pre-amplifier
4. Video detector
5. IF AGC
6. RF AGC

Pin No.	FUNCTION	Voltage
1.	Volume control	0-6.7
2.	Noise filter biasing	2.7
3.	Audio output	7
4.	Ground (-Ve supply voltage)	0
5.	AGC detector	7.3
6.	Decoupling capacitor for DC feedback loop of IF amplifier	4.9
7.	Balanced PIF input	4.8
8.	Balanced PIF input	4.8
9.	Decoupling capacitor for DC feedback loop of IF amplifier	4.9
10.	RF AGC	6.4
11.	RF AGC output	3.9
12.	PIF ground	0
13.	AFT output -1	7.2
14.	AFT output -2	5.8
15.	Video signal output	3.6
16.	AFT tank	4.2
17.	Video tank IF dtector circuit	7.8
18.	Video tank IF dtector circuit	7.8
19.	AFT tank	4.2
20.	Positive (+Ve supply voltage)	11.7
21.	Sound IF input (5.5MHz.)	4.6
22.	Sound IF detector (5.5MHz.)	4.6
23.	De-emphasis(audio output	5.3
24.	Soud IF detector (tank circuit)	4.5

Pin Details of IC TA7661

Pin Details of IC TA7661

Functions :

1. Video IF amplifier
2. AGC
3. AFC detector
4. Video detector

Pin No.	Function	Voltage
1.	IF signal input	5.2
2.	Decoupling capacitor for biasing	5.5
3.	AGC input to IF amplifier	5.7
4.	RF AGC output for tuner	1.1
5.	AFC output amplifier	11
6.	AFC on/off switch	11
7.	AFC sinchronous demodulator	4.4
8.	Reference amplifier	7.8.
9.	Reference amplifier	7.8
10.	AFC sinchronous demodulator(AFC phase detector)	4.4
11.	Positive(+Ve)Supply voltage terminal	11
12.	Video signal output	0.1
13.	Ground(-Ve)supply terminal	0
14.	AGC detector / VCR switch	2.2
15.	Decoupling capacitor for biasing	5.5
16.	IF signal input	5.2

Pin Details of IC TA7660

Pin Details of IC TA7660

Functions:

1. Video IF amplifier
2. AGC
3. AGC Detector
4. Video detector

Pin No.	Function	Voltage
1.	IF input	5.2
2.	Decoupling capacitor for biasing	5.5
3.	AGC input to IF amplifier	5.7
4.	RF AGC output for tuner (Delayed AGC)	2.5
5.	AFC output amplifier	7.3
6.	AFC on/off switch	6.6
7.	AFC synchronous demodulator	3.8
8.	Reference amplifier	7.8
9.	Reference amplifier	7.8
10.	AFC synchronous demodulator (AFC phase detector)	3.8
11.	Positive(+Ve)supply voltage	11
12.	Video signal output	3.8
13.	Ground(-Ve)supply terminal	0
14.	AGC detector/VCR switch	7.4
15.	Decoupling capacitor for biasing	5.5
16.	IF input	5.2

Pin Details of IC TA 7630P

Pin Details of IC TA 7630P

Functions : Sound controller

Pin No.	Functions	Voltage
1.	Ground(-Ve supply voltage )	0
2.	Audio amplifier input	6.1
3.	Decoupling capacitor	6.1
4.	Decoupling capacitor	6.2
5.	Positive (+Ve supply voltage) Vcc 1	6
6.	Audio amplifier output	6.2
7.	Sub balance	3
8.	Volume control(electronic attenuator )	3.5(2)
9.	Bass control	3.1
10.	Thres hold	3.1
11.	Audio amplifier output	6.1
12.	Positive (+Ve supply voltage) Vcc 2	12
13.	Decoupling capacitor	6.1
14.	Decoupling capacitor	6.1
15.	Audio amplifier input	6.1
16.	Conpensation	6.1

Pin Details of IC TA7611AP

Pin Details of IC TA7611AP

Substitute : KA2916 ,TA7661

Functions :

1. Video IF amplifier
2. AGC
3. AFC detector
4. Video detector

Pin No.	FUNCTION	Voltage
1.	IF input	5.2
2.	Decoupling capacitor for biasing	5.5
3.	AGC input to IF amplifier	5.7
4.	RF AGC output for tuner	1.1
5.	AFC output amplifier	11
6.	AFC on/off swith	11
7.	AFC sincronous demodulator	4.4
8.	Reference amplifier	7.8
9.	Reference amplifier	7.8
10.	AFC syncronous demodulator(AFC phase detector)	4.4
11.	Supply voltage (+Ve terminal)	11
12.	Video output	0.1
13.	Ground(-Ve supply terminal)	0
14.	AGC detector/VCR switch	2.2
15.	Decoupling capacitor for biasing	5.5
16.	IF input	5.2

Pin Details of IC TA7609

Pin Details of IC TA7609

Functions :

1. Sync separator
2. Horizontal oscillator
3. Horizontal drive
4. Vertical oscillator
5. Vertical drive
6. Vertical ramp generator

Pin No.	Function	Voltage
1.	Horizontal flyback(15625Hz.)output	4.1
2.	Horizontal oscillator(15625Hz)Frequency adjust	4.1
3.	X-Ray ground (X-Ray protection)(fail safe)	0
4.	Horizontal drive input(15625Hz.)	0.5
5.	Ground (Negative supply terminal)	0
6.	Biasing capacitor	1.4
7.	Vertical drive output(50Hz.)	0.6
8.	Vertical feedback (output to input)	7.3
9.	Ramp (Sawtooth)generator capacitor	7.3
10.	Vertical oscillator(50Hz)	3.9
11.	Positive supply voltage terminal	12
12.	Vertical oscillator(50Hz)	0.3
13.	Vertical oscillator(50Hz) frequency adjust	2.6
14.	Vertical sync (50Hz)Signal output from sync separator	-
15.	Supply voltage (positive)regulator	9.9
16.	Composite colour video signal input to sync separator	0.8

Pin Details of IC TA 7607AP,P

Pin Details of IC TA 7607AP,P

Substitute : KA2911 ,TDA2544 ,TA7660

Functions :

1. Video IF amplifier
2. AGC
3. AGC detector
4. Video detector

Pin No.	Functions	Voltage
1.	IF input	5.2
2.	Decoupling capacitor for biasing	5.5
3.	AGC input to IF amplifier	5.7
4.	RF AGC output to tuner (delay AGC)	2.5
5.	AFC output amplifier	7.3
6.	AFC on/off switch	6.6
7.	AFC synchronous demodulator	3.8
8.	Reference amplifier	7.8
9.	Reference amplifier	7.8
10.	AFC syncronous demodulator (AFC phase detector)	3.8
11.	Positive(+Ve)supply voltage	11
12.	Video signal output	3.8
13.	Ground(-Ve)supply voltage	0
14.	AGC Detector/VCR switch	7.4
15.	Decoupling capacitor for biasing	5.5
16.	IF input	5.2

Pin Details of IC TA7337

Pin Details of IC TA7337

Substitute : KA2105

Functions : Sound IF amplifier and FM detector

Pin No	Functions	Voltage
1.	Ground (-Ve)supply terminal	0
2.	5.5MHz. Inter-carrier sound input(SIF input)	1.9
3.	5.5MHz. Inter-carrier sound input(SIF input)	1.9
4.	Positive (+Ve)supply voltage	11.5
5.	Ground (-Ve)supply voltage	0
6.	FM detector (SIF detector coil)	4.4
7.	FM detector (SIF detector coil)	3.8
8.	Decoupling capacitor	6.8
9.	Audio freuency output	5.1

Pin Details of IC TA 7315

Pin Details of IC TA 7315

Functions : Tuner control

Pin No.	Function	Voltage
1.	Not connected	-
2.	Poitive (+Ve supply voltage )	16.5
3.	Drive Output (Band switch)	-
4.	Band switch output	0
5.	Ground (-Ve supply voltage )	0
6.	VH switch	0
7.	VL switch input	0.8
8.	Power source output	15.8
9.	Not connected	NC

Pin Details of IC TA 7273P

Pin Details of IC TA 7273P

Functions : Audio amplifier

Pin No.	Functions	Voltage
1.	Negative feedback (Left channel )	1.5
2.	Audio amplifier Input (Left channel )	0
3.	Ground (-Ve supply voltage )	0
4.	Audio amplifier Input (Right channel )	0
5.	Negative feedback (Right channel )	1.5
6.	Decoupling capacitor	9.6
7.	Audio amplifier Input (Left channel )	14
8.	Audio amplifier Input (Right channel )	1.7
9.	Positive (+Ve supply voltage )	28.5
10.	Ground (-Ve supply voltage )	0
11.	Audio amplifier Input (Left channel )	1.7
12.	Audio amplifier Input (Right channel )	14.1

Pin Details of IC TA7243

Pin Details of IC TA7243

Functions :

1. Sound IF detector
2. FM detector
3. Power detector
4. Audio output stage

Pin No.	FUNCTIONS	VOLTAGE
1.	Positive(+Ve)supply for audio driver through regulator(voltage amplifier)	6.1
2.	FM detector tuning circuit	3.7
3.	FM detector tuning circuit	3.7
4.	Audio output from driver(record / play switch)	9.1
5.	Audio driver ground	0
6.	Audio input to audio output amplifier	1.1
7.	Decoupling capacitor	11
8.	Ground(-Ve supply voltage)	-0
9.	Audio output for driving the speaker	10.5
10.	Positive(+Ve)supply voltage	21.5
11.	Positive voltage output from regulator to drive the audio driver	6.1
12.	Sound IF input (5.5MHz. Inter-carrier sound )	3.8
13.	Sound IF input (5.5MHz. Inter-carrier sound )	3.9
14.	Ground(-Ve supply voltage)	0

Pin Details of IC TA7242

Pin Details of IC TA7242

Substitute : uPC1031, KA2130, LA1385.

Functions :

1. Vertical Oscillator
2. Vertical output
3. Vertical Blanking Generator
4. Vertical Sync Amplifier

Pin No.	FUNCTIONS	VOLTAGE
1.	Vertical output(50Hz.)to vertical deflection coil	9
2.	Positive(+Ve)supply for IC output section	18
3.	Vertical output(50Hz.)to vertical deflection coil	16
4.	50Hz.output from vertical oscillator & vertical sync amplifier ( Height control)	15
5.	Vertical sync input (50Hz.)from sync separator	1.2
6.	Vertical frequency (50Hz.)adjustment(vertical hold)	4
7.	50Hz.input for vertical output stage(internally)	5.1
8.	Ground(-Ve supply voltage)	0
9.	Feedback (output to input ) to improve vertical linearity	9
10.	Positive(+Ve)supply terminal for IC (main supply to IC)	18