FUNAI 29D-850, Service Manual

Page: 39 / 53

1-13-2 HK4F8PIN
Notes:
Abbreviation for Active Level:
PWM -----Pulse Wide Modulation
A/D--------Analog - Digital Converter
54 - HLF
LPF Connected
Terminal (Slicer)
-
55 - NU Not Used -
56 - NU Not Used -
57 - NU Not Used -
58 IN C-SYNC
Composite
Synchronized Pulse
PULSE
59 OUT 8POUT-1
SCART 1 8Pin
Output Control Signal
H/L
60 - NU Not Used -
61 - NU Not Used -
62 - NU Not Used -
63 - NU Not Used -
64 - NU Not Used -
65 - NU Not Used -
66 OUT
C-POW-
SW Capstan Power
Switching Signal
H/L
67 OUT P-ON-H
Power On Signal at
High
H
68 OUT
DRV-
DATA LED Clock Driver IC
Control Data
H/L
69 OUT DRV-STB
LED Clock Driver IC
Chip Select Signal
H/L
70 OUT DRV-CLK
LED Clock Driver IC
Control Clock
H/L
71 OUT
IIC-BUS
SCL
I
2
C BUS Control
Clock
H/L
72
IN/
OUT
IIC-BUS
SDA
I
2
C BUS Control Data
H/L
73 - NU Not Used -
74 - NU Not Used -
75 - NU Not Used -
76 OUT C-CONT
Capstan Motor
Control Signal
PWM
77 OUT D-CONT
Drum Motor Control
Signal
PWM
78 OUT C-F/R
Capstan Motor FWD/
REV Control Signal
(FWD=”L”/REV=”H”)
H/L
79 IN S-REEL
Supply Reel Rotation
Signal
PULSE
80 IN T-REEL
Take Up Reel
Rotation Signal
PULSE
81 OUT
LM-FWD/
REV Loading Motor Control
Signal
H/L/
Hi-z
82 - NU Not Used -
Pin
No. IN/
OUT
Signal
Name
Function
Active
Level
83 OUT
A-MUTE-
H Audio Mute Control
Signal
H
84 - NU Not Used -
85 - NU Not Used -
86 IN
P-DOWN-
L Power Voltage Down
Detector Signal
L
87 IN C-FG
Capstan Motor
Rotation Detection
Pulse
PULSE
88 - NU Not Used -
89 - NU Not Used -
90 IN D-PFG
Drum Motor Pulse
Generator
PULSE
91 -
AMPVRE
F OUT
V-Ref for CTL AMP -
92 -
AMPVRE
Fin
V-Ref for CTL AMP -
93 - P80/C P80/C Terminal -
94
IN/
OUT
CTL (-)
Playback/Record
Control Signal (-)
H/L
95
IN/
OUT
CTL (+)
Playback/Record
Control Signal (+)
H/L
96 - AMPC
CTL AMP Connected
Terminal
-
97 -
CTL
To Monitor for CTL
AMP Output
PULSE
98 - AMPVcc AMPVcc -
99 - AVcc
A/D Converter Power
Input/ Standard
Voltage Input
-
100 IN AGC
IF AGC Comparator
Signal
A/D
Pin
No. IN/
OUT
Signal
Name
Function
Active
Level