Samsung SC-D70, Service Manual

Page: 29 / 115

Samsung Electronics 3-6
Adjustment and Adjustment
3-1-4. PRML Adjustment
Address Name
MODE
SP
00
PGC/SQPI/FIRO
IDO/DOD/ATFAQ/FIR4
GDH0/FIR1H0
GDH1/FIR1H1
L P G C / D AT F / P G C E N / T D O I / F I R 3 H 0
BPGC/FCLP/FIR3H1
LTG/LPGC/BPLG/TC13/TC2/FIR2
AT F F C / D O H G / AT F H G / H G S E L / S L E E P
D D O S C / S E F T H / D L Z I / TA D A P T / V I T
ATFSEL/SYMC/DAMP
HLD/FCHO/BSTH0
CMXEN/FCH1/BSTH1
EZCNT/LPFBYP/PDTST/...
ATGH0/DOGCH0/TP1SEL
FRQ/RLZSEL/...
ATGCH1/DOGCH1/TSEL
AE/DZ/INTL/.../TWR
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
24
1. How to set up PRMLAdjustment Mode
PB
0C0
0 0 0
3 0 0
3 0 0
4 0 0
6 0 0
8 0 5
#0 0
2 1 E
2 2 3
0 0 4
2 2 A
22A
F 6 5
8 6 0
0 0 F
F A 2
0C0
0 0 0
3 0 0
3 0 0
4 0 0
6 0 0
8 0 5
#0 0
A 1 E
2 2 3
0 0 4
2 8 A
2 8 A
8 6 5
8 6 0
0 0 F
7 A 2
0C0
0 0 0
4 0 0
5 0 0
8 0 5
# C 0
A 2 8
2 2 3
2 0 0
2 8 A
2 8 A
F 5 5
8 5 0
0 0 F
7 A F
SEARCH/SLOW SEARCH
2. BER Adjustment Specifications (Reference)
1) Get into the VCR adjustment mode.
;Press and hold the “F.ADV” button on the remote control and “ENTER” button on the video camera
at the same time for more than 10 seconds.
2) Turn off Adaptive. ............................................................................7A2 ;REG24
3) Find out the optional minimum BER value in REG. 12 BOOST.
start values ........................................................................................28A ;REG12
The optimum means the number error is less than 10 EA. ;Current SC-D70/VP-
D70 manufacturing standard
If the minimum value is as the followings, designate as the right values.
Min ........................................................................................................... ;Selection valueless
iess than 18 .......................................................................................18 ;REG12===24A
19 ........................................................................................................19 ;REG12===26A
20 ........................................................................................................20 ;REG12===28A
PB
0C0
0 0 0
7 C 0
7 C 0
4 0 0
5 0 0
8 0 5
#0 0
228
2 2 3
2 C A
2 C A
865
F 6 5
8 6 0
0 0 F
F A F
LP
VP
SLOW
# 8 0
0 0 0
0C0
7C0
7C0
7C0
7C0
400
850
F55
28A
28A
200
223
A28
805
500
7AF
00F