Yamaha HTR-6290 Service Manual page 79

No. Port Name
58 DTZEV DTZEV
59 VCC VCC
60 /CEZEV0 /CEZEV0
61 /CEZEV1 /CEZEV1
62 /Z2MT /Z2MT
63 /Z3MT /Z3MT
64 /FMTF /FMTF
65 – –
66 /FMTS /FMTS
67 /FMTC /FMTC
68 /FMTSW /FMTSW
69 DTEV DTEV
70 CKEV CKEV
71 /CEEV /CEEV
72 CEA CEA
73 SDTA SDTA
74 VCC VCC
75 SCKA SCKA
76 VSS VSS
77 TRG2 TRG2
78 TRG1 TRG1
79 232PWR 232PWR
80 PRY PRY
81 RYBL RYBL
82 RYBM RYBM
83 /CSEX /CSEX
84 /ICEX /ICEX
85 iPWR iPWR
86 /CSDAC2 VPOWER
87 CTSR PRI
88 RXDR SDTN
89 RTSR SCKN
90 TXDR RDS/EXDI
91 VCC VCC
92 VMT VMT
93 VSS VSS
94 /CSEPROM /OSDCE
95 VPOWER iPAP
96 RSELDT1 RSELDT1
97 RSELCK1 RSELCK1
98 ISELDT1 ISELDT1
99 ISELCK1 ISELCK1
100 /ICFL /ICFL
101 CEF2 CEF2
102 PSWDET PSWDET
103 MSW MSW
104 REM1 REM2
105 CEF1 CEF1
106 BT232C BT232C
107 CEC_PE ISA
108 ICCEC ISB
109 PSW2 PSW2
110 PSW1 PSW1
111 SPC SPC
112 /HPMT /HPMT
113 SDTIN2 PGA
Function Name
I/O
(P.C.B.)
ZONE tone control IC serial transmission data (U, C, R, T, K, A, B, G, E, L
O
models)
MCU
O ZONE tone control chip selector (U, C, R, T, K, A, B, G, E, L models)
O
O Zone2 mute control (U, C, R, T, K, A, B, G, E, L models)
O Zone3 mute control (U, C, R, T, K, A, B, G, E, L models)
O Full mute FL/FR/SBL/SBR
O
O Full mute SL/SR
O Full mute Center
O Full mute SWL/SWR/SW MONO
E-VOLUME IC serial transmission data for MAIN ZONE (U, C, R, T, K, A, G, B,
O
E, L models)
E-VOLUME IC serial transmission clock for MAIN ZONE (U, C, R, T, K, A, G,
O
B, E, L models)
O E-VOLUME CE for MAIN, ZONE (U, C, R, T, K, A, G, B, E, L models)
O Chip select output for JRC audio select IC
O Data output for JRC audio select IC
MCU
O Clock output for JRC audio select IC
MCU
O DC trigger output2 (U, C, R, T, K, A, B, G, E, L models)
O DC trigger output1 (U, C, R, T, K, A, B, G, E, L models)
O RS232C driver ON/OFF control
O Power relay control
O Relay control for power control of power amplifier B
O Relay control for power control of power amplifier B
O Chip select for extension IC
O Reset for extension IC
O iPod power control
O VIDEO power control
I Electric current protection detect
FL driver/OSD/ data output for extension IC/data output for RDS IC (G mod-
O
el)
FL driver/OSD/ data output for extension IC/data output for RDS IC (G mod-
O
el)
I Data in for extension IC
MCU
O Video output mute
MCU
O OSD CE
I iPod accessory power detect
O Rec out SW1 control (ROHM) data (U, C, R, T, K, A, B, G, E, L models)
O Rec out SW1 control (ROHM) clock
O Rec out SW1 control (ROHM) data, clock speed: 20us
O Rec out SW1 control (ROHM) clock
O FL driver initial clear
O FL enable2
IRQ Main, Zone2, 3 power key interrupt
IRQ Master SW (push lock SW)
Remote control pulse input 2, remote control pulse input for Zone (U, C, R, T,
IRQ
K, A, B, G, E, L models)
O FL enable1
I RS232C Flash write mode detect
I Input selector rotary A
I Input selector rotary B
I INT5: PSW input after logic Key identification
I INT5: PSW input after logic Key identification
O +5SPC power ON/OFF control (L-ON/H-OFF: to reduce stand-by power)
O Headphone mute control
I Program rotary A
RX-V1900/HTR-6290/DSP-AX1900
Detail of Function
79