Sony HCD-GTX999 Service Manual page 62

HCD-GTX999
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3 7 63 1515 0
DISPLAY BOARD IC701 R5F3640DDFAR (DISPLAY CONTROLLER)
Pin No. Pin Name
LED_SEG_6 to
1 to 3
LED_SEG_4
4 LED_SEG_3
5 LED_SEG_2
6 LED_SEG_1
7 LED_SEG_0
8 BYTE
9 CNVSS
10, 11 NC
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 NMI
18 SOFT-TEST
19 VFD_POWER
20 to 23 NC
24 LED_COMMON_1
25 NC
26 LED_COMMON_0
27 NC
28 VFD_BK
29 IIC_CLK
30 IIC_DATA
31 TXD
TE
L 13942296513
32 RXD
33 CLK
34 CTS/RTS
35 VFD_DATA
36 VFD_LATCH
37 VFD_CLK
38 to 40 NC
41 PULL DOWN
42 to 45 NC
46 PULL UP
47 to 61 NC
62 VCC
63 NC
64 VSS
65 to 84 NC
85 SPEC-IN
86 to 89 BPF1 to BPF4
90 ALL-BAND
91 OPERATION DIAL
92 VOLUME JOG
93 to 95 KEY3 to KEY1
96 AVSS
97 KEY0
98 VREF
99 AVCC
100 LED_SEG_7
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I/O
O LED drive signal output terminal for the power illuminator indicator
O LED drive signal output terminal for the HDD and USB indicator
O LED drive signal output terminal for the ENTER and illumination bar indicator
O LED drive signal output terminal for the HDD REC and USB (red) indicator
O LED drive signal output terminal for the USB (blue) and HDD indicator
I External data bus width changeover signal input terminal
- Not used
- Not used
I Reset signal input from the system controller
O System clock (5 MHz) output terminal
- Ground terminal
I System clock (5 MHz) input terminal
- Power supply terminal (+3.3V)
- Not used
O Not used
O Not used
- Not used
O LED selection signal output terminal (SEL A)
- Not used
O LED selection signal output terminal (SEL B)
- Not used
O Blank control signal output to the fl uorescent indicator tube
I/O Two-way I2C serial clock signal bus with the system controller
I/O Two-way I2C serial data bus with the system controller
- Not used
- Not used
- Not used
- Not used
O Serial data output to the fl uorescent indicator tube and data selector
O Serial data latch pulse signal output to the fl uorescent indicator tube and data selector
O Serial clock signal output to the fl uorescent indicator tube
- Not used
- Not used
- Not used
- Not used
- Not used
- Power supply terminal (+3.3V)
- Not used
- Ground terminal
- Not used
I Destination setting terminal
I VACS signal input from the band-pass fi lter
I VACS signal input from the band-pass fi lter
I Not used
I Jog dial pulse input from the rotary encoder (for VOLUME)
I Panel key input terminal
- Ground terminal
I Panel key input terminal
I Reference voltage (+3.3V) input terminal
- Power supply terminal (+3.3V)
O Not used
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2 9
8
Description
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
"H": LED on
"H": LED on
"H": LED on
"H": LED on
"H": LED on
Fixed at "L" in this set
0 5 8 2 9 9 4 2 8
m
9 9
9 9