Samsung MAX-B550 service manual Cassette Deck, To Adjust Tape Speed To Adjust PlayBack Level

1-2 Cassette Deck

1-2-1 To Adjust Tape Speed

1-2-2 To Adjust PlayBack Level

Alignment and Adjustments

Recording /Play head

Notes

1)Measuring tape: i) MTT-111 (or equivalent) (Tapes recorded with 3kHz)

ii)MTT-5512 (or equivalent)

2)Connect the cassette deck to the frequency counter as in figure 1-4.

Cassette Deck Frequency Counter

SPK OUT

output

Figure 1-4

Notes

1)	Before the actual adjustment, clean the play/recording
	head.
2)	Measuring tape :
	i) MTT-114(or equivalent 10kHz AZIMUTH control)
	ii) MTT-112(or equivalent) :
3)	The cassette deck is connections as shown in figure 1-6.

AZIMUTH control screw
	Figure 1-5
SET	VTVM	Oscilloscope

Step		Item	Pre-Setup
			Condition
www
	1	NOR	OUT

	Pre-Setup	To Adjust	Standard	Remark
1)	Deck 1:MTT-111
2)	Press PLAY

! Adjust Deck 1 Play Level

SPK OUT

(GND)

In Out

Figure 1-6

			SPEED	(connected
.				to the frequency
			Control
				counter)
-horvat-rtvAdjust REC Bias Voltage
dj	Step		Item	Pre-Setup
.				Condition
hr
				Connect to
			REC
		1	Bias	DCW2 as in
			Voltage	Fig.1-7 and read
				the VTVM.

	Turn USR1 to
SW button		3KHz
	left and right
3) Deck 2:MTT-5512

Pre-Setup	To Adjust	Standard		Remark
Input MTT-5512	L-CH;DSR2
				See diagram
			6V
into Deck2,then	and R-CH;DSR1			for adjustment
press REC button.	to the right and			location
	left.

Step		Item	Pre-Setup		Pre-Setup	To Adjust		Standard	Remark
			Condition
					After putting MTT-				After
			SPK OUT
						1) Turn the control		Max output
			(VTVM is		114 into Deck 1				adjustment
						screw to as shown		and same phase
									secure it with
					1)Press PLAY button.	in Figure 1-5.		(both channels)
		AZIMUTH	connected to
	1								REGION
			the scope)
									LOCK.
						L-CH:Turn JSR2L	Adjust to level
					PLAY MTT-112				See the
				Same as		to the right and	and same as
		PlayBack							diagram for
	2				on Deck 1.
				above		left	R-CH.
		out Level							adjustment
						R-CH : fixed.
									locations.

@Adjust Deck 2 Play Level

Step		Item	Pre-Setup	Pre-Setup	To Adjust	Standard	Remark
			Condition
					1) Turn the control
			SPK OUT	After putting MTT-			After
						Max output
	1
		AZIMUTH	(VTVM is	114 into Deck 2	screw to as shown	and same phase	adjustment
					in Figure 1-5.
			connected to	1)Press PLAY button.		(both channels)	secure it with
			the scope)				REGION
							LOCK.

VTVM	Oscilloscope
SET
IN
JCW3

Figure 1-7

					Check level
			PLAY MTT-150			See the
				No Adjustment	and same as
	PlayBack	Same as				diagram for
					Deck1 level
2			on Deck 2.
	out Level	above				adjustment
						locations.

Samsung Electronics 1-3