Ic Pin Function Description - Sony XR-C6100 Service Manual

6-1. IC PIN FUNCTION DESCRIPTION

MAIN BOARD IC501
Pin No. Pin Name
1 DSEL
2 RC IN0
3 SD IN
4 AVSS
5 ST
6 PLLCE
7 AVREF1
8 PLLSI
9 PLLSO
10 PLLCKO
11 P-STIN
12 LCDSO
13 LCDCKO
14 LCDCE
15 LCDINH
16 UNISI
17 UNISO
18 UNICKI
19 UNICKO
20 BUSON
21 SYSRST
22 AMPON
23 AMP MUT
24 TUNON
25 FM ON
26 PW ON
27 COLOR
28 AMSON
29 REL
30 MTLIN
31 POS3
32 POS2
33 GND
34 POS0
35 POS1
36 LM LOD
PD78058GC-F58-3B9 (SYSTEM CONTROLLER)
I/O
Destination setting terminal Frequency select switch (S502) input in this set
I
"L": MW 9k step or FM 50k step, "H": MW 10k step or FM 200k step
I Rotary remote commander shift key A/D input terminal
Station detector detect input from the FM/AM tuner unit (TU1)
I
Stop level for SEEK, BTM, etc. is determined SD is present at input of "H"
— Ground terminal (for A/D converter)
Input of FM stereo detection signal from FM/AM tuner unit (TU1), and output of forced
monaural control signal to FM/AM tuner unit (TU1) (Commonly used for stereo display input
I/O
and forced monaural output)
FM stereo detection at input of "L", forced monaural at output of "L"
O PLL serial chip enable output to the FM/AM PLL (IC1)
I Reference voltage (+5V) input terminal (for D/A converter)
I PLL serial data input from the FM/AM PLL (IC1)
O PLL serial data output to the FM/AM PLL (IC1)
O PLL serial data transfer clock signal output to the FM/AM PLL (IC1)
I Polar stereo signal input terminal Not used (fixed at "H")
O Serial data output to the liquid crystal display driver (IC901)
O Serial data transfer clock signal output to the liquid crystal display driver (IC901)
O Chip enable output to the liquid crystal display driver (IC901)
Blank indicate control signal output to the liquid crystal display driver (IC901)
O
"L": no display
I Serial data input from the bus interface (IC701) (for SONY bus)
O Serial data output to the bus interface (IC701) (for SONY bus)
I Serial data reading clock signal input terminal (for SONY bus)
O Serial data transfer clock signal output to the bus interface (IC701) (for SONY bus)
O Bus on/off control signal output to the bus interface (IC701) (for SONY bus) "L": bus on
O Reset signal output to the bus interface (IC701) (for SONY bus) "L": reset
O Standby control signal output to the power amplifier (IC611) "L": standby
O Muting control signal output to the power amplifier (IC611) "L": muting on
O Tuner system power supply on/off control signal output to the BA3918 (IC671) "H": tuner on
O FM system power supply on/off control signal output to the BA3918 (IC671) "H": FM on
O Main system power supply on/off control signal output to the BA3918 (IC671) "H": power on
Input terminal to set whether the illumination color change function is present or not
I
"L": illumination color change function is present (fixed at "L" in this set)
Tape auto music sensor control signal output to the CXA2510AQ (IC301)
O
"L" is output to lower the gain for audio level at FF/REW
I Reel table rotation detect signal input from the take-up and supply reel sensor
Input terminal to set whether the auto metal function is present or not
I
"L": auto metal function is present Not used this function in this set (fixed at "H")
I
Tape position detect input from the tape operation switch on the mechanism block
I
— Ground terminal
I
Tape position detect input from the tape operation switch on the mechanism block
I
Loading/tape operation motor control signal output to the LB1638M (IC361)
O
(For the loading direction and forward side operation) *1
SECTION 6
DIAGRAMS
Function
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