Hitachi 32PD5000, Service Manual

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32PD5000/42PD5000 (PW1)
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32PD5000/42PD5000 (PW1)
No. Pin Name I/O Function
51 SCDT I RESERVE : Always High-Impedance
52 HS-DJTR O Jitter Control (DVI) : Always Low
53 AUD RST O RESET for LIPSYNC IC
54 AUD DET I Detecting Connection of LIPSYNC IC (L: Yes, H: No)
55 SPRLY O SPEAKER ON/OFF Relay Control (L: ON(MUTE-OFF), H: OFF(MUTE-ON))
56 MUTE O AUDIO MUTE (L: MUTE-OFF, H: MUTE-ON)
57 ASEL1 O AUDIO Signal SW (D-sub,AVC: L, VIDEO,DVI: H)
58 ASEL2 O AUDIO Signal SW (VIDEO,AVC: L, DVI,D-sub: H)
59 SDA2 I/O IIC-BUS CONTROL DATA (Sync-Sep., Audio Processor etc.)
60 SCL2 O IIC-BUS CONTROL CLOCK (Sync-Sep., Audio Processor etc.)
61
D-SUB COMP_SYNC.SW
O SYNC-SW (D-sub_Component: H, Others: L)
62 VCC2 I 5V
63 DSUB_DET1 I RGB1-DET
64 VSS I GND
65 TRAP-MAIN O L: TRAP OFF (1080i,720p), H: TRAP ON (576i/p,480i/p)
66 RESERVE - NC
67 DVI.SW O L: Analog, H: Digital (DVI)
68 WSS I STATUS(WSS) of SCART INPUT (AV4) (L: No Signal, M: 4:3, H: 16:9)
69 TV-AFC I AFC Voltage (F/E)
70 FE.AGC_I I AGC Voltage (F/E)
71 RESERVE - NC
72 FE.MUTE - NC
73 FE.ST - NC
74 FE..SAP - NC
75 FE.MONO - NC
76 FE.MODE - NC
77 RESERVE - NC
78 RESERVE - NC
79 SCL0 O IIC-BUS CONTROL CLOCK (VIDEO PWB)
80 SDA0 I/O IIC-BUS CONTROL DATA (VIDEO PWB)
81 SCL3 O IIC-BUS CONTROL CLOCK (EEPROM)
82 SDA3 I/O IIC-BUS CONTROL DATA (EEPROM)
83 MSP.STATUS I MPX STATUS (L: Fixed, H: Changed)
84 MSP.RESET O RESET (MPX)
85 OSD_CS O OSD CHIP SELECT
86 FC_ENABLE O FC ENABLE
87 PARITY.SW O L: FC4, H: AVC
88 AVC1 I
Detecting AVC Connection/Power (No Power or Without 24pin Cable : L, Others : H)
89 TEXT-RESET O RESET (T/TEXT)
90 AD_KEY3 I AD KEY3: POWER
91 AD_KEY2 I AD KEY2: PR UP/DWN, VOL UP/DWN, MENU
92 AD_KEY1 I AD KEY1: INPUT
93 TV_POWER O POWER ON/OFF (L: STANDBY, H: ON/PowerSave)
94 DIP.DET I L: Normal(No DIP), H: Abnormal(Detect DIP)
95 LED_RED O L: LED ON (Standby/PowerSave), H: LED OFF (PowerON)
96 AVSS I GND
97 FAN_ALARM I L: Normal, H: Abnormal
98 VREF I 5V
99 AVCC I 5V
100 AVC2 I
Detecting AVC Connection/Power (No Power or Without 8pin Cable : L, Others : H)