Sharp DV-RW550U - Page 99

1-18-2
E9656PIN
58
A-MUTE/
H-A-SW
AD Mute Control/HA SW Input
59 ENV-DET ENV DET Output
60 H-A-COMP COMP Output
61 KILL DET APC Kil Filter
62 HEAD AMP GND Head Amp. GND
63 CHROMA DET Chroma Detection
64 ACC DET ACC Detection
65 PBEPH+ PB EP H+ Input
66 EP COMMON EP Head Common Terminal
67 PBEPL+ PB EP L+ Input
68 VCC Head Amp. VCC
69
REC CURRENT
ADJUST OUTPUT
REC Current Adjust Output
70
REC CURRENT
ADJUST INPUT
REC Current Adjust Input
71 GND Head Amp. GND
72 PBSPH+ PB SP H+ Input
73 SP COMMON SP Head Common Terminal
74 PBSPL+ PB SP L+ Input
75 AUDIO GND Audio GND
76 AUDIO IN-1 Audio Input
77 AUDIO VCC Audio VCC
Pin
No.
Signal
Name
Function
78 AUDIO IN-2 Audio Input
79 ALC DET Alc Detection Input
80 AUDIO IN-3 Audio Input
IC451 (MTS/SAP/Hi-Fi AUDIO PROCESS/
Hi-Fi HEAD AM IC)
Pin
No.
Function
1BS_IN (R)
2
EXT3_IN(R)
3 BS_IN (L)
4
EXT3_IN(L)
5 SPECTRAL DET2
6
1/2Vcc1_Vref
7
IN_REF(R)
8
WIDE BAND Timing
9
EXT1_IN(R)
10
EXT2_IN(R)
11 GND1L
12
IN_REF(L)
13
WIDE BAND DET
14 EXT1_IN(L)
15 EXT2_IN(L)
16 NRDET1 (Lch: Weighting)
17
NRDET2 (Lch)
18
NRREF (Lch)
19
CCAout (L)
20
(+)RecampDCFB terminal
21
(+)Recamp output or PB common terminal
22 (-)Recamp output or PB-CH2 input terminal
23 Pre/Rec-GND
24 (-)Recamp output or PB-CH1 input terminal
25 Pre/Rec-VCC
26
(-)RecampDCFB terminal
27 Head switching pulse input for FM audio
28 Envelope DET and forced normal output
29
Preamp output/Monitor output/REC-MUTE-CTL
terminal
30 Playback FM input
31 Normal decision noise detection
32
CCAout (R)
33 NRREF (Rch)
34 NRDET2 (Rch)