Samsung DVD-V5450 part1 free download

File name DVD-V5450_part1.zip

3. Alignment and Adjustments 3-1 VCR Adjustment 3-1-1 Reference 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 (IC603 ; 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 adjust. - 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. - When the adjustment is completed, be sure to turn the power off. 3-1-1(a) Location of adjustment button of remote control STANDBY/ON ST OPEN/CLOSE X-Point (Tracking Center) Adjustment ; NVRAM Option Setting ; Head Switching Adjustment ; OK Fig. 3-1 Samsung Electronics 3-1 Alignment and Adjustments 3-1-1(b) TEST location for adjustment mode setting Short-Circuit for few seconds and release. (Just one time) Fig. 3-2 VCR Main PCB (Top View) 3-2 Samsung Electronics Alignment and Adjustments 3-1-2 Head Switching Point Adjustment 1) Playback the alignment tape. 2) Intermittently short-circuit the two Test Points on VCR Main PCB while setting the adjustment mode. (See Fig. 3-2) 3) Press the "1, 0" buttons; remote control adjustment operates automatically. (See Fig. 3-1) 3-1-3 NVRAM Option Setting 1) NVRAM Option is adjusted in the factory. 2) In case Main PCB Micom (IC601) and NVRAM (IC603 ; EEPROM) are replaced, be sure to set the corresponding option number of the required model. (If the option is not set, the unit will not operate.) 1) Intermittently short-circuit the two Test Points on VCR Main PCB. (See Fig. 3-2) 2) Press the "1, 4" button on the remote control. The option setting appears. (See Fig. 3-3) 3) Select the option number (See table 3-1) of corresponding model with " , , , " buttons on the remote control. 4) After selecting the option number is