Samsung Svr-600, sv-605G, SV-A120G-CIS Alignment and Adjustments

5. Alignment and Adjustment

Note : After replacing the ass’y full deck, the ass’y main, the cylinder ass’y and the micom(IC601), the remote control ass’y can be used to adjust the “X-point (tracking center) adjustment” and “Head S/W point” adjustment.

5-1 Reference

5-1-1 The type of remote control ass’y

1.Remote control ass’y (AC93-10039Y/69099-633-252) is specified as a service jig in the service manual of X-5/X-6(DX5-R/DX5-RC/DX6-R/DX6-RC) chassis. (See Fig. 5-1)

2.Normal remote control ass’y for X-7/X-8 (DX7-R/DX7-RC/DX8-R/DX8-RC) chassis. (See Fig. 5-2)

5-1-2 How to identify between normal remote control ass’y and multi remote control ass’y for X-7/X-8 chassis (See Fig. 5-2)

1.The color of some buttons related to TV function are gold.

2.Audio button is added instead of the test button hidden behind of inlay.

3.The positions of some buttons are different.

NORMAL REMOTE CONTROL ASS'Y

(CAN ADJUST)

		POWER			EJECT
	POWER BUTTON
	TRACKING	1	2	3	SYSTEM
	CENTER ADJ.				AUDIO
		4	5	6
	("INPUT" OR "TEST"				DISPLAY
		7	8	9
	AND "1" BUTTON)	CLK/COUNT	0	CLR/RST	INPUT
	SPEED BUTTON	SPEED	AFT
		INDEX	A.TRK	FINE	PROG
			SHUTTLE
			PLAY
			REW	F.F
			STOP
		REC			P/S
		MENU		Q-PRO
		SOFTEN	OK	SHARPEN	TV/VCR
			SLOW		A.DUB
		PICTURE

HEAD S/W ADJ. ("INPUT" OR "TEST" AND "3" BUTTON)

INPUT BUTTON

TRK

(TRACKING, FINE) BUTTON

PLAY BUTTON

TEST BUTTON IS

HIDDEN BEHIND OF INLAY.

	POWER			EJECT
POWER BUTTON
TRACKING	1	2	3
CENTER ADJ.				Q-PRO
	4	5	6
("INPUT" OR "TEST"		DAILY	WEEKLY	MENU
	7	8	9
AND "1" BUTTON)	CLK/COUNT	0	CLR/RST	DISPLAY
	PRESET	BAND
	SEARCH	MEMORY	FINE	CH
		SHIFT	S
		PLAY
		REW	F.F
		STOP
	REC			P/S
	INDEX	SLOW		INPUT
SP/LP BUTTON	SP LP	A.DUB	VPS
		OUTPUT
				633-252

HEAD S/W ADJ. ("INPUT" OR "TEST" AND "3" BUTTON)

TRK

(TRACKING, FINE)

BUTTON PLAY BUTTON

INPUT BUTTON

TEST BUTTON IS HIDDEN BEHIND OF INLAY.

REMOTE CONTROL ASS'Y PART NO.

Fig. 5-1 Remote Control Ass’y Jig for X-5/X-6 Chassis (AC93-10039Y/69099-633-252)

MULTI REMOTE CONTROL ASS'Y

(CAN NOT ADJUST)

POWER			POWER	GOLD COLOR
VCR			TV
1	2	3	VCR
				GOLD COLOR
4	5	6	TV
			DISP./
7	8	9		GOLD COLOR
CLK/COUNT		CLR/RST	INPUT
	0
SPEED		-/--
INDEX	FINE	VOLUME	PROG	GOLD COLOR
	SHUT TLE
		PLAY
	REW	F.F
		STOP
REC			P/S
MENU		Q-PRO

SOFTEN OK SHARPEN TV/VCR

SLOW A.DUB

PICTURE AUDIO

ADD BUTTON(AUDIO)

Fig. 5-2 Remote Control Ass’y for X-7/X-8 Chassis

Samsung Electronics

5-1

Alignment and Adjustment

5-2 Mechanical Adjustment

Note : Refer to the Mechanical Manual “DX7-R/DX7-RC/DX8-R/DX8-RC (AC68-20316A)” for the adjustment and confirmation of ass’y full deck.

5-2-1 The number and position of test point

Test point : TP02 (CTL Pulse)

TP03 (H’D S/W -Trigger)

TP04 (V. Envelope)

TP05 (Audio out)

AUDIO OUT

H’D S/W -TRIGGER

SCART CTL AGC

V.OUT A.OUT

V.ENV

H'D SW

CTL

GND

TP08	TP07	TP06	TP05	TP04	TP03	TP02	TP01
							CTL PULSE
							V. ENVELOPE

Fig. 5-3 The position of test point (Main PCB-Component side)

5-2	Samsung Electronics

5-2-2 X-Point(Tracking center) adjustment (See the 2-2-1 (d) AC HEAD POSITION(X-POINT) ADJUSTMENT on page 2-3 of the mechanical manual)

5-2-2 (a) IF THE REMOTE CONTROL ASS’Y IS

NOT AVAILABLE

1.Playback the colorbar alignment tape.

2.Connect CH-1 scope probe to “TP02” and CH-2 scope probe to “TP03”. And then, trigger head switching pulse.

3.Set tracking preset to 11msec (2head : 2.7msec, 4, 6head : 11msec) using the “FINE(Tracking,

TRK)” button / of the other remote control ass’y except the remote control ass’y jig for X-5/ X-6 chassis and the normal remote control ass’y for X-7/X-8 chassis.

4.Connect CH-1 scope probe to “TP02” and the CH-2 to “TP03” trigger on CH-1.

5.Insert the adjusting driver (+) into X-position adjusting gear. Adjust the driver in either direction for maximum envelope waveform.

Note : Since the adjusting gear unit may be damaged, do not adjust by force when adjusting the X-point using the adjusting driver (+). After turn the X-point adjusting screw

(D) counterclockwise a little, perform the adjustment. After adjustment is completed, tighten the screw.

<Setting of scope>

- Volt/div. : CH-1 = 0.1V - Time/div. : 5msec CH-2 = 0.2V

CH-2 Probe

TP02

H’D S/W Pulse

CH-1 Probe

TP03

CTL Pulse

2.7msec(2 head), 11msec(4, 6 head)

Fig. 5-4 Tracking preset adjustment

REMOTE

CONTROL PULSE REMOVE

BUTTONS

PUSH

TRACKING

TRACKING

PUSH

Fig. 5-5 Tracking preset adjustment

	Alignment and Adjustment
SCREW(B)	SCREW(C)
AZIMUTH ADJUST	TILT ADJUST
	X-POSITION
	ADJUST GEAR
	HOLE
SCREW(A)	SCREW(D)
HEIGHT ADJUST	X-POINT LOCKING

Fig. 5-6 Location of A/C Head adjustment screw

5-2-2 (b) IF THE REMOTE CONTROL ASS’Y (AC93-10039Y/69099-633-252) IS AVAILABLE

Note : How to use the “TEST” button.

1.Disattach the inlay of remote control ass’y. (See Fig. 5-1 and Fig. 5-2)

2.Press the “TEST” button with the pincers and the precise driver as shown in Fig. 5-1 and 5-2)

1.When using the “INPUT” button of remote control ass’y;

1)Simultaneously press the “INPUT” button and “1” button in PB mode.

This will adjust the tracking center automatically.

2)Set the tracking preset using the “FINE(Tracking, TRK)” button of remote control.

3)After adjustment is completed, press the “POWER” button to release.

2.When using the “TEST” button of remote control ass’y ;

1) Simultaneously press the “TEST” button and “5” button in PB mode.

This will adjust the tracking center automatically.

2)Set the tracking preset using the “FINE (Tracking, TRK) button of remote control.

3)After adjustment is completed, press the “POWER” button to release.

Samsung Electronics

5-3