FUNAI DRV-A2635, Service Manual

Page: 65 / 85

1-15-2 E9709PIN
Notes:
Abbreviation for Active Level:
PWM -----Pulse Wide Modulation
A/D--------Analog - Digital Converter
60 OUT 8POUT-2
Control SCART 1 8Pin
Level by using 8POUT-1
and 8POUT-2
61 - NU Not Used
62 -
NU Not Used
63 OUT
SYSTEM-
RESET
System Reset Signal
64 IN
READY/
BUSY
Ready/Busy communication
Control with Main Micro
Controller
65 OUT S-DATA-
OUT
Communication of Data
from VCR Micro Controller
66 IN
S-DATA-IN
Communication of Data to
VCR Micro Controller
67 OUT S-CLOCK
Communication of Clock
with VCR Micro Controller
68 OUT DRV-DATA VFD Driver IC Control Data
69 OUT DRV-STB
VFD Driver IC Chip Select
Signal
70 OUT DRV-CLK VFD Driver IC Control Clock
71 OUT
IIC-BUS-
SCL
IIC BUS Control Clock
72
IN/
OUT
IIC-BUS-
SDA
IIC BUS Control Data
73 - NU Not Used
74 - NU Not Used
75 OUT P-ON-H Power On Signal to High
76 OUT C-CONT
Capstan Motor Control
Signal
77 OUT D-CONT Drum Motor Control Signal
78 OUT C-F/R
Capstan Motor FWD/REV
Control Signal (FWD=“L”/
REV=“H”)
79 IN
S-REEL Supply Reel Rotation Signal
80 IN T-REEL
Take Up Reel Rotation
Signal
81 OUT
LM-FWD/
REV Loading Motor Control
Signal
82 OUT
OUTPUT-
SELECT
Output Select
83 OUT
VCR-
AUDIO-
MUTE
Audio Mute Control Signal
(Mute = “H”)
84 OUT C-POW-SW
Capstan Power Switching
Signal
85 IN
VCR POW-
SAFETY VCR Power Supply Safety
Signal
86 IN A-MODE Hi-Fi Tape Detection Signal
87 IN
C-FG
Capstan Motor Rotation
Detection Pulse
88 -
AMPVss AMPVss
89 -
NU Not Used
Pin
No. IN/
OUT
Signal
Name
Function
90 IN D-PFG
Drum Motor Phase/
Frequency Generator
91 -
AMPVREF
out
V-Ref for CTL AMP
92 -
AMPVREF
in
V-Ref for CTL AMP
93 - P80/C P80/C Terminal
94
IN/
OUT
CTL (-)
Playback/Record Control
Signal (-)
95
IN/
OUT
CTL (+)
Playback/Record Control
Signal (+)
96 - AMPC
CTL AMP Connected
Terminal
97 -
CTL
To Monitor for CTL AMP
Output
98 - AMPVcc AMPVcc
99 - AVcc
A/D Converter Power Input/
Standard Voltage Input
100 IN
AGC IF AGC Comparator Signal
Pin
No. IN/
OUT
Signal
Name
Function