Sony HAP-S1 Service Manual page 102

HAP-S1
U-COM BOARD IC5006 MB9AF156NPMC-G-JNE2 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 VCC
2 HP DETECT
3 HP RELAY
4 SPK RELAY
5 PROTECT
6 COM DATA
7 COM CLK
8 CS
9 AMUTE
10 POWER_RY
11 AC_STOP_STBY
12 AC_STOP_MAIN
13 DCDC_EN
14 NC
15 DIR_REG_EN
16 DIR_SEL
17 NC
18 DIR_ST_DATA
19 DIR_INT
20 DIR_NPCLM
21 to 24 NC
25 VSS
26 VCC
27 DIR_MISO
28 DIR_MOSI
29 DIR_SCK
30 DIR_CE
31 DIR_ERROR
32 DIR_CKST
33 C
34 VSS
35 VCC
36 DIR_RESET
37 POWER_EN
38 SYS RESET
39 UART MPU/SYS
40 UART SYS/MPU
41 MPU RESET
42 to 45 NC
46 MD1
47 MD0
48 XTALO
49 XTALI
50 VSS
51 VCC
52 VOL JOG+
53 VOL JOG–
54 SEL JOG+
55 SEL JOG–
56 DSEE LED
57 NC
58 AD KEY1
59 AD KEY2
60 AVCC
61 AVRH
102
I/O
- Power supply terminal (+3.3V)
I Headphone insert detection signal input terminal
O Relay drive signal (for headphone) output terminal
O Relay drive signal (for speaker) output terminal
I Protect detection signal input terminal
O Serial data output to the electrical volume
O Serial data transfer clock signal output to the electrical volume
O Chip select signal output to the electrical volume
O Audio muting on/off control signal output terminal
O Relay drive signal (for main power) output terminal
I AC cut detection signal (for sub power) input terminal
I AC cut detection signal (for main power) input terminal
DC/DC converter on/off control signal output terminal for the hard disk drive and VBUS power
O
"H": DC/DC converter on
- Not used
O Regulator on/off control signal output terminal for the digital circuit
Audio selection signal output terminal
O
"L": FPGA audio, "H": digital audio interface receiver audio
- Not used
I Audio data input from the digital audio interface receiver
I Interrupt signal input from the digital audio interface receiver
I No-LPCM signal input from the digital audio interface receiver
- Not used
- Ground terminal
- Power supply terminal (+3.3V)
I Serial data input from the digital audio interface receiver
O Serial data output to the digital audio interface receiver
O Serial data transfer clock signal output to the digital audio interface receiver
O Chip enable signal output to the digital audio interface receiver
I Error signal input from the digital audio interface receiver
Data muting on/off control signal input from the digital audio interface receiver
I
"L": muting on
- Regulator stabilization capacitor connection terminal
- Ground terminal
- Power supply terminal (+3.3V)
O Reset signal output to the digital audio interface receiver
O Power on/off control signal output terminal for the MPU power
System reset signal input from the MPU and reset signal generator
I
For several hundreds msec. after the power supply rises, "L" is input, then it change to "H"
I Serial data input from the MPU
O Serial data output to the MPU
O Reset signal output to the MPU "L": reset
- Not used
I Fixed at "L"
I Update signal input from the MPU
O System clock output terminal (4 MHz)
I System clock input terminal (4 MHz)
- Ground terminal
- Power supply terminal (+3.3V)
I Jog dial pulse (positive) input from the rotary encoder (for VOLUME)
I Jog dial pulse (negative) input from the rotary encoder (for VOLUME)
I Jog dial pulse (positive) input from the rotary encoder (for selector)
I Jog dial pulse (negative) input from the rotary encoder (for selector)
O LED drive signal output terminal for the DSEE indicator
- Not used
I BACK and ENTER key input terminal (A/D input)
I HOME key input terminal (A/D input)
- Power supply terminal (+3.3V)
I Reference voltage (+3.3V) input terminal
Description
"L": headphone is inserted
"H": relay on
"H": relay on
"L": protect is detected
"L": muting on
"H": relay on
"H": AC cut is detected
"H": AC cut is detected
"L": error
"L": reset
"H": power on
"H": update
"H": LED on
"H": Regulator on
"L": reset