Ic Pin Function Descriptions - Sharp DV-RW550U Service Manual

IC PIN FUNCTION DESCRIPTIONS

IC010 (ERROR VOLTAGE DET)
Pin Signal
No. Name
1 ANODE
2 CATHODE
3 EMITTER
4 COLLECTOR
IC301 (VIDEO/AUDIO/SIGNAL PROCESS/
HEAD AMP IC)
Pin Signal
No. Name
1 AUDIO VREF Audio Standard Voltage
AUDIO LINE AMP
2 Line Amp. PB Input
PB IN
AUDIO EQ AMP
3 PB EQ Amp. Output
OUT
4 AUDIO EQ SW2 Switching PB EQ Gain
AUDIO EQ AMP
5 PB EQ Feed Back Input
NFB
AUDIO EQ AMP
6 PB EQ Amp. Input
IN
7 AUDIO EQ SW1 Switching R/P EQ
AUDIO AUTO
8 Auto Bias Input
BIAS IN
AUDIO REC AMP
9 REC Amp. Output
OUT
10 AUDIO LINE AMP
Line Output
OUT
AUDIO AUTO
11 Auto Bias Control Output
BIAS OUT
PHASE EQ F -
0
Phase EQ F
12
ADJ
PHASE EQ Q-
13 Phase EQ Q-CTL
ADJ
REC-EQ/PB-HA
14 PB-FM Monitor
MONITOR
15 FM AGC FILTER FM AGC Filter
16 Y-GND Y-GND
MAIN EMPHASIS
Main Emphasis Output/PB EQ
17 OUTPUT/PB EQ
Monitor
MONITOR
18 M-EMPHA
Main Empha Filter
FILTER
19 S-DET S-DET Output
MAIN DE
20 EMPHASIS Main DEEMPHA Filter
FILTER
21 EMPHASIS OUT Main DEEMPHA Filter
Function
Anode
Cathode
Emitter
Collector
Function
Control
0
Pin Signal
No. Name
22 CLAMP IN
23 Y-VCC
V SYNC OUT/QV
24
QH INS
25 C.SYNC OUT
26 VIDEO OUT
27 AGC
28 VIDEO IN3
29 BAL TC1
30 VIDEO IN2
31 VIDEO VREG
32 VIDEO IN1
33 VCP
34 VCA IN
35 VCA FILTER
36 CCD DRIVE
37 CCD IN
38 VSS
39 DELAY OUT
40 VSS
41 CLOCK IN
42 VCO FILTER
43 4FSC OUT
44 CCD-VDD
45 AL+5V
PB CHROMA
OUT/REC
46
CHROMA
MONITOR
47 SLD FILTER
48 AFC/APC FILTER REC-AFC/PB-APC Filter
49 XO IN
50 XO OUT
51 REC APC FILTER REC-APC Filter
52 C-VCC
53 SERIAL CLOCK
IN
54 SERIAL DATA IN Serial Data Input
55 SERIAL TIP
SELECT IN
56 C-GND
57 C-ROT/RF-SW
1-18-1
Name Function
Main Clamp Input
Y-VCC
QV/QH Insert
C SYNC Output
Video-Out
AG Filter
Video Input
Main COMVCarrier Leak
Balancer
Video Input
Regulator Terminal
Video Input
VC Filter
VCA Input
VC Filter
CCD Drive
CCD Input
CCD-VSS
Delay Output
CCD-VSS
Clock In
PLL Filter
4FSC Out
CCD-VDD
YCA Power Supply
PB Chroma Output/REC
Chroma Monitor Input
SLD Filter
XO Input
XO Output
C-VCC
Serial Clock Input
Serial Tip Select Input
C-GND
CROT/RF SW Input
E9656PIN