SAMSUNG SV-DVD40B, SV-DVD55 Service Manual Alignment & Adjustment

Samsung Electronics

2-1

2. Alignment and Adjustments

2-1 VCR Adjustment

1) X-Point (Tracking center) adjustment, “Head switching adjustment” and “NVRAM option setting” can be adjusted with remote control.

2) When replacing the Main PCB Micom (IC601) and NVRAM (IC605 ; EEPROM) be sure to adjust the “Head switching adjustment” and “NVRAM option setting”.

3) When replacing the cylinder ass’y, be sure to adjust the “X-Point” and “Head switching adjustment”.

4) How to adjustment.

- Intermittently short-circuit the Test Point on Main PCB with pincers to the adjustment mode.

- If the corresponding adjustment button is pressed, the adjustment is performed automatically.

- If the adjustment is completrd, be sure to turn the power off.

2-1-1(a) Location of adjustment button of remote control

Fig. 2-1

OPEN/CLOSE

STANDBY/ON

X-Point (Tracking Center) Adjustment ;

Head Switching Adjustment ;

NVRAM Option Setting ;

2-1-1 Reference

2-2

Alignment and Adjustments

Samsung Electronics

2-1-1(b) TEST location for adjustment mode setting

Fig. 2-2 Main PCB (Top View)

Short-Circuit for few seconds and release.

(Just one time)

Alignment and Adjustments

2-3

Samsung Electronics

2-1-2 Head Switching Point Adjustment

1) Playback the alignment tape.

2) Intermittently short-circuit the two Test Points on Main PCB while setting the adjustment mode. (See Fig. 2-2)

3) Press the “1, 0” buttons; remote control adjustment operates automatically. (See Fig. 2-1)

2-1-3 NVRAM Option Setting

1) Intermittently short-circuit the two Test Points on Main PCB. (See Fig. 2-2)

Press the “1, 4” buttons on the remote control. The option setting is appears. (See Fig. 2-3)

Select the option number (See table 2-1) of corresponding model with “ , , , ” buttons on the remote control.

4) After selecting the option number is completed, press the “ ” button of remote control. (If “ ” button is pressed, the selected number is changescolor. ; See Fig. 2-4)

5) Press the “ENTER” button of remote control again to store the option number.

6) Turn the Power off.

1) NVRAM Option is adjusted in the factory.

2) In case Main PCB Micom (IC601) and NVRAM (IC605 ; EEPROM) are replaced, be sure to set the corresponding option number of the required model. (If the option is not set, the unit will operate.)

CNG : OK SAVE : RETURN

01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72

Fig. 2-3

MODELS OPTION NUMBERS

SV-DVD55/XEF 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 21, 26, 32, 33, 34, 35, 36, 38, 40, 45, 47, 61, 63, 65, 69

SV-DVD55/XEU 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 27, 32, 34, 38, 40, 41, 45, 47, 61, 63, 65, 69

SV-DVD55/XEUI 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 25, 26, 32, 34, 38, 40, 43, 45, 47, 61, 63, 65, 69

SV-DVD55/XEG, XET 2, 4, 5, 6, 7, 9, 10, 11, 12, 13, 15, 32, 34, 36, 38, 40, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD55/XEC, XEE, XEN 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 32, 34, 36, 38, 40, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD55/XEB 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 21, 26, 32, 33, 34, 35, 36, 38, 40, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD55/EUR, XEO 2, 4, 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 32, 33, 34, 36, 38, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD55/XEV 2, 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 21, 32, 33, 34, 36, 37, 39, 42, 45, 47, 54, 61, 63, 65, 69, 70

SV-DVD40/XEF 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 21, 26, 33, 34, 35, 36, 38, 40, 45, 47, 61, 63, 65, 69

SV-DVD40/XEU 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 27, 34, 38, 40, 41, 45, 47, 61, 63, 65, 69

SV-DVD40/XEUI 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 25, 26, 34, 38, 40, 43, 45, 47, 61, 63, 65, 69

SV-DVD40/XEG, XET 4, 5, 6, 7, 9, 10, 11, 12, 13, 15, 34, 36, 38, 40, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD40/XEC, XEE, XEN 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 34, 36, 38, 40, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD40/XEB 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 21, 26, 33, 34, 35, 36, 38, 40, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD40/EUR, XEO 4, 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 33, 34, 36, 38, 42, 45, 47, 61, 63, 65, 69, 72

SV-DVD40/XEV 6, 7, 8, 9, 10, 11, 12, 13, 15, 20, 21, 33, 34, 36, 37, 39, 42, 45, 47, 54, 61, 63, 65, 69, 70

Fig. 2-4

PLEASE WAIT

2-4

Alignment and Adjustments

Samsung Electronics

2-2 DVD Adjustment

2-2-1 Location of Test Point

Fig. 2-5 Location of test Point (Main PCB - Top Side)

RIC1

Alignment and Adjustments

2-5

Samsung Electronics

2-2-2(a) Adjustment Spec. and Test Point

2-2-2 Skew Adjustment

Test Disc Adjustment Spec. Test Point Adjustment Location

TDV-533 “ENV” Ass’y Deck - Top Side

Chapter 14 Flat Waveform (DVD Main PCB - Top Side) (See Fig. 2-6)

(See Fig. 2-5)

Fig. 2-6 Ass’y Deck (Top Side)

◆ Test Disc ; Service not Available

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