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Marantz AV8003 Service Manual page 113

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IC20 : TC74HC4094AP
IC21 : TC74HC4094AP
IC37 : TC74HC4094AP
IC79 : TC74HC4094AP
IC80 : TC74HC4094AP
IC83 : TC74HC4094AP
IC20
Port
Use STBY
Name
Name
Q1
O
I
MIC_ENABLE
Q2
O
I
SPKC_CONT
Q3
O
I
_PUREDIRECT_LED
Q4
O
I
SBA_ON
Q5
O
I
SBB_ON
Q6
O
I
FLRA_ON
Q7
O
I
FLRB_ON
Q8
O
I
SURR_ON
IC21
Port
Use STBY
Name
Name
Q1
O
I
DIG_SEL_A
Q2
O
I
DIG_SEL_B
Q3
O
I
Multi_A Mono/Stereo
Q4
O
I
Multi_B Mono/Stereo
Q5
O
I
DFS
Q6
O
I
_ATT
Q7
O
I
_RSTADC
Q8
O
I
D_A
IC37
Port
Name Use STBY
Name
Q1
O
I
XM_SIRIUSE_SW
Q2
O
I
SIRIUSE_RESET
Q3
O
I
Q4
O
I
Q5
O
I
Q6
O
I
Q7
O
I
Q8
O
I
IC80
Port
Name Use STBY
Name
Q1
O
I
MCP_MUTE
Q2
O
I
SE_VIDEO03
Q3
O
I
SE_VIDEO02
Q4
O
I
SE_VIDEO01
Q5
O
I
OSD_CON05
Q6
O
I
SE_VIDEO06
Q7
O
I
SE_VIDEO05
Q8
O
I
SE_VIDEO04
IC79
Port
Use STBY
Name
Name
Q1
O
I
OSD_CON01
Q2
O
I
OSD_CON02
Q3
O
I
OSD_CON03
Q4
O
I
MCP_SEL4
Q5
O
I
SEL_V02
Q6
O
I
SEL_V01
Q7
O
I
SEL_V03
Q8
O
I
SEL_V04
IC83
Port
Name Use STBY
Name
Q1
O
I
MCP_SEL1
Q2
O
I
Y/C_SEL
Q3
O
I
CVBS_SEL
Q4
O
I
OSD_SEL
Q5
O
I
RST_DEC
Q6
O
I
RST_ENC
Q7
O
I
MCP_SEL2
Q8
O
I
MCP_SEL3
V
PortSetup
Device
Act.
Int
3.3-5.0V
H
L MIC Enable for MRAC (Relay)
5.0V
H
L Speaker C Relay Control (Relay)
5.0V
L
H PURE DIRECT LED On
3.3-5.0V
H
L Surr-Back SPK A SELECT
3.3-5.0V
H
L Surr-Back SPK B SELECT
3.3-5.0V
H
L SPK A SELECT
3.3-5.0V
H
L SPK B SELECT
3.3-5.0V
H
L SURR/CNT SPK ON
V
PortSetup
Device
Act.
Int
3.3V(-5.0V)
-
L DIGITAL INPUT SEL-A FOR DIR (74HC151 or 74VHC153)
3.3V(-5.0V)
-
L DIGITAL INPUT SEL-B FOR DIR (74HC151 or 74VHC153)
3.3-5.0V
H
L Multi Room Out A Mono/Stereo SELECT Mono :H Stereo : L
3.3-5.0V
H
L Multi Room Out B Mono/Stereo SELECT Mono :H Stereo : L
3.3V
H
L ADC Mode Selection 0 (CS5361)
5.0V
L
H Analog Audio (Lt/Rt) Input ATT
3.3V
L
H ADC Reset (CS5361)
3.3-5.0V
-
L DIR or _ADC sel (Error Unsel) (74VHC08 to ERMUTE)
V
PortSetup
Device
Act.
Int
3.3-5.0V
H
L XM: Low, SIRIUSE: High 2007-6-27
5.0V
L
H SIRIUSE RESET (Power enable) 2007-6-27
V
PortSetup
Device
Act.
Int
5.0V
H
- Multi Component MUTE
5.0V
H
- CVBS Input Select 3 (VCR/DVD/TV/AUX) (NJM2595)
5.0V
H
- CVBS Input Select 2 (VCR/DVD/TV/AUX) (NJM2595)
5.0V
H
- CVBS Input Select 1 (VCR/DVD/TV/AUX) (NJM2595)
5.0V
H
-
5.0V
H
- CVBS Multi Monitor Select (Through/OSD) (NJM2244)
5.0V
H
- CVBS Multi Monitor Select (Through/OSD) (NJM2244)
5.0V
H
- CVBS Input Select 4 (VCR/DVD/TV/AUX) (NJM2595)
V
PortSetup
Device
Act.
Int
5.0V
H
- CVBS & Y/C Monitor Select (Through/Converted) (NJM2244)
5.0V
H
- OSD Sync Input Select (MJM2535/NJM2285)
5.0V
H
- VIDEO DEC Input Select (MJM2285)
5.0V
H
- Multi Component SEL4
5.0V
H
- CVBS & Y/C Input Select 2 (VCR/DVD/TV/AUX) (NJM2595)
5.0V
H
- CVBS & Y/C Input Select 1 (VCR/DVD/TV/AUX) (NJM2595)
5.0V
H
- CVBS & Y/C Input Select 3 (VCR/DVD/TV/AUX) (NJM2595)
5.0V
H
- CVBS & Y/C Input Select 4 (VCR/DVD/TV/AUX) (NJM2595)
V
PortSetup
Device
Act.
Int
5.0V
H
- Multi Component SEL1
5.0V
H
- Y/C Monitor Select (Through/Converted) (NJM2244)
5.0V
H
- CVBS Monitor Select (Through/Converted) (NJM2244)
5.0V
H
- SYNC SCAN Select
5.0V
H
H VIDEO DEC Reset
5.0V
H
H VIDEO ENC Reset
5.0V
H
- Multi Component SEL2
5.0V
H
- Multi Component SEL3
149
Note
Note
Note
Note
Note
Note

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