Ic Pin Function Descriptions - FUNAI DR-A2601 Service Manual

Comparison Chart of Models and Marks
Model
DR-A2601
DR-A2657
DR-A2611
IC1207 (SYSTEM CONTROL IC)
Pin IN/ Signal
Mark
No. OUT Name
1 IN KEY-1
2 IN KEY-2
3 IN POW-SAF
4 IN AFT
5 - N.U.
6 IN EV+3.3V
7 IN BUP+3.3V +3.3V Power Supply
8 OUT OSC2
9 IN OSC1
10 - VSS
11 IN XIN
12 OUT XOUT
13 - GND
14 IN RESET
15 OUT 8POUT-1
16 OUT 8POUT-2
RGB-
17 OUT
THROUGH
18 OUT SUB-TXD
19 IN SUB-RXD
20 OUT SUB-SCLK
21 - N.U.
SYS-
22 OUT
RESET
23 - N.U.
A,C - N.U.
24
B IN DAVN-L
25 - N.U.

IC PIN FUNCTION DESCRIPTIONS

Mark
A
B
D
Function
Key Data Input 1
Key Data Input 2
Abnormal Voltage
Detection
Tuner Voltage Input
Signal
Not Used
+3.3V Power Supply
Main Clock Output
Main Clock Input
Ground
Sub Clock Input
Sub Clock Output
Ground
Sub Micro Controller
Reset Signal
Control SCART 1 8Pin
Level by using 8POUT-
1 and 8POUT-2
Control SCART 1 8Pin
Level by using 8POUT-
1 and 8POUT-2
SCART 2 RGB
Through Control Signal
Transmission Data to
Main Micro Controller
Reception Data from
Main Micro Controller
Communication Clock
with Main Micro
Controller
Not Used
System Reset Signal
Not Used
Not Used
VPS/PDC Data
Receive = "L"
Not Used
Pin IN/
Mark
No. OUT
REG-
26 OUT
CONT2
27 IN REMOTE
28 - N.U.
29 IN RDY
30 IN P-DOWN
31 - N.U.
32 - N.U.
IN/
33 I2C-SDA
OUT
34 OUT I2C-SCL
35 - N.U.
36 - N.U.
37 - N.U.
AUDIO-
38 OUT
MUTE
39 - N.U.
40 - N.U.
VIDEO-
41 OUT
SW1
VIDEO-
42 OUT
SW2
VIDEO-
43 OUT
SW3
44 - N.U.
45 - N.U.
46 - N.U.
47 - N.U.
48 OUT FL-DIN
49 OUT FL-STB
50 OUT FL-CLK
51 - N.U.
REG-
52 OUT
CONT
53 - N.U.
54 - N.U.
FAN-
55 OUT
CONT2
56 - N.U.
57 - N.U.
58 - N.U.
59 - N.U.
60 - N.U.
1-13-1
Signal
Function
Name
Power Regulator
Control Signal
Remote Signal Input
Not Used
Ready/Busy
communication Control
with Main Micro
Controller
Power Voltage Down
Detector Signal
Not Used
Not Used
Serial Data
Serial Clock
Not Used
Not Used
Not Used
Audio Mute Control
Signal
Not Used
Not Used
Video Input Select
Signal
Video Input Select
Signal
Video Input Select
Signal
Not Used
Not Used
Not Used
Not Used
Serial Data
Serial Interface Strobe
Serial Clock
Not Used
Power Regulator
Control Signal
Not Used
Not Used
Fan Motor Control
Signal
Not Used
Not Used
Not Used
Not Used
Not Used
E6820PIN