FUNAI 27A-650 Service Manual page 41

Pin IN/ Signal
Mark
No. OUT Name
39 OUT X-OUT
40 - Vss
41 - N.U.
42 -
N.U.
43 IN CLKSEL
44 IN OSC
IN
45 OUT OSC
OUT
46 - NUB
47 -
LP
IN FSC-IN
48
[4.43MHz]
49 - OSDVss
50 IN OSD-V-IN
51 - N.U.
52 OUT OSD-V-OUT
53 - OSDVcc
54 - HLF
55 - N.U.
56 -
N.U.
57 -
N.U.
58 IN C-SYNC
59 OUT 8POUT-1
60 - N.U.
61 -
N.U.
62 -
N.U.
63 - N.U.
64 -
N.U.
65 -
N.U.
OUT C-POWER-
66
SW
67 IN P-ON-H
68 OUT DRV-DATA
Active
Function
Level
Main Clock
-
Input
Vss(GND) -
Not Used -
-
Not Used
Clock Select
L
(GND)
Clock Input
-
for letter size
Clock Output
-
for letter size
Not Used -
-
LP
4.43MHz Clock
-
Input
OSDVss -
OSD Video
L
Signal Input
Not Used -
OSD Video
L
Signal Output
OSDVcc -
LPF Connected
Terminal -
(Slicer)
Not Used -
-
Not Used
-
Not Used
Composite
PUL
Synchronized
SE
Pulse
SCART 1 8Pin
Output Control H/L
Signal
Not Used -
-
Not Used
-
Not Used
Not Used -
-
Not Used
-
Not Used
Capstan Power
Switching H/L
Signal
Power On
H
Signal at High
LED Clock
Driver IC H/L
Control Data
1-11-2
Pin IN/ Signal
Mark
No. OUT Name
69 OUT DRV-STB
70 OUT DRV-CLK
OUT IIC BUS- SCL I
71
IN/
IIC BUS- SDA I
72
OUT
73 OUT P-OFF-H
74 - N.U.
75 -
N.U.
76 OUT C-CONT
77 OUT D-CONT
78 OUT C-F/R
79 IN S-REEL
80 IN T-REEL
OUT LM-FWD/REV Loading Motor
81
82 - N.U.
83 OUT A-MUTE-H
OUT FF/REW-L
84
85 - N.U.
86 IN P-DOWN-L
87 IN C-FG
88 - N.U.
89 -
N.U.
90 IN
D-PFG
Active
Function
Level
LED Clock
H/L
Driver IC Chip
Select Signal
LED Clock
H/L
Driver IC
Control Clock
2
C BUS
H/L
Control Clock
2
C BUS
H/L
Control Data
Power Off at
L
High
Not Used -
-
Not Used
Capstan Motor
PWM
Control Signal
Drum Motor
PWM
Control Signal
Capstan Motor
FWD/REV
Control Signal H/L
(FWD="L"/
REV="H")
PUL
Supply Reel
Rotation Signal SE
PUL
Take Up Reel
Rotation Signal
SE
H/L/
Control Signal
Hi-z
Not Used -
Audio Mute
Control
H
Signal (Mute =
"H")
CTL Frequency
Characteristics
Switching L
Signal (FF/
REW="L")
Not Used -
Power Voltage
Down Detector L
Signal
Capstan Motor
PUL
Rotation
Detection
SE
Pulse
Not Used -
-
Not Used
Drum Motor
PUL
Phase/
Frequency SE
Generator
HE450PIN