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3. Y/C Block Diagram
1) PB Mode 2) REC Mode
PB
RF
15 21 15
74 57 59 52 54 51 61 72 71 71 72 61 51 52 54 57 59 IC201
TA1238F
IC201 TA1238F
IC 301 24
ACC MAIN C. COMB
CONV C. COMB LPF Y
46 LA71594M COMB Y
46
LP 'A' PB 82 AMP
DELAY 45 BPF DELAY
BPF1 45
C LPF LP REC
LP 'B' PB 85 43
(TO DRUM) 84 CCD
43
IC301 41 LPF YNR
SP 'B' PB 88 41
LA71594M SP REC
NL Y/C (TO DRUM) 90 + 34 V. IN 3
SP 'A' PB 91 YNR Y-LPF
DE EMP MIX DETAIL 36 V. IN 2
FM ENH
PB FM 38 V. IN 1
DEM REC FM
AGC
SUB LPF EQ
V. ENV 93 LPF
S/W
NL EMPH FBC
DOUBLE
PB EQ 32
LIMIT
CLAMP 60dB AMP FM W/D
MOD CLIP AGC 31 S/W V.OUT
10 11 18 17 21 20 23 24 28 29
10 11 18 19 23 24 28 29 30
PB MAIN
PEAKING DE-EMPH MAIN
COLOR V.H S/W EMPH
ROTARY V. OUT(TO VPS/PDC)
COLOR V. II S/W CLOCK C. SYNC REC 'H'
CLOCK DATA C SYNC ROTARY DATA V.OUT(TO MICOM)
V.OUT(TO MICOM)
'99 12. 8 R10462A
3-24 3-25