Sony XR-C9100R Service Manual page 2

6-3. IC PIN DESCRIPTION
• IC600 MB90574PFV-G-134-BND (SYSTEM CONTROL)
Pin No. Pin Name
1 SEKOUT
2 AF-SEEK
3 WIDE
4 ST-MONO
5 TUNMUTE
6 FM-ON
7 TU-ON
8 VCC
9 ONNIN-RST
10 BUSON
11 SYSRST
12 DOORSW
13 LCDSO
14 LCDCKO
15 BEEP
16 LCDCE
17 UNISI
18 UNISO
19 UNICKI
20 ONNIN-SI
21 ONNIN-SO
22 ONNIN-CKO
23 ONNIN-CE
24 SIRCS
25 PLLSI
26 PLLSO
27 PLLCKO
28 PLLCE
29 ILL-ON
30 DIMMER
31 TIRIND
32 LCDINH
33 VSS
34 C
35 AD-ON
36, 37 RE-IN0, 1
38 DVCC
39 DVSS
40 SD-IN
41 LCDANG
42 AVCC
43 AVRH
44 AVRL
45 AVSS
46, 47 KEYIN0, 1
48 RC-IN0
49 ONNIN-SW-ON
50 DSTSEL1
51 DSTSEL2
52 MTP
53 VSM
I/O
O SEEK OUT output
O AF SEEK output
O WIDE/NARROW select output
I/O Use a thing both as ST-IND display input and force MONO output.
O Tuner mute output
O FM ON output
O Tuner ON output
— Power supply pin (+5 V)
O Audio composition IC reset output
O Bus ON control output
O System reset output
I Door OPEN/CLOSE detection input
O LCD serial data output
O LCD serial clock output
O BEEP output
O LCD chip enable output
I Serial data input
O Serial data output
I/O Serial clock input/output
I Audio composition serial data input
O Audio composition serial data output
O Audio composition serial clock output
O Audio composition chip enable output
I Remote commander input
I PLL data input
O PLL data output
O PLL clock output
O PLL chip enable output
O Illumination power control output
O Dimmer control output
O TIR indicator control output
O LCD blank display control output
— GND
— Power stabilization capacitor pin
O Power control output of A/D conversion.
I Rotary encoder input 0, 1
— D/A converter VREF input
— GND of D/A converter.
I Signal director input
O LCD view angle alignment output
— Analog power supply pin (+5 V)
— A/D converter VREF+ input
— A/D converter VREF– input
— Analog GND
I Key input 0, 1
I Rotary commander input 0
— Audio composition IC power supply pin (+5V)
I Function select input
I Tuner destination setting input
I Tuner multi-pass input (Not used in this set.)
I S-Meter voltage detection input
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Pin Description