Yamaha RX-V2065 - AV Network Receiver, Service Manual

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RX-V2065/HTR-6295
RX-V2065/HTR-6295
DST/DK
DST: Destination detection
(Reference voltage: 3.3 V=255)
DK: DOCK type detection
(Reference voltage: 3.3 V=255)
D S T : 2 1 1 D K : 2 5 5
Destination detection for AD port
Pull-up resistance 10 k-ohms
DOCK detection for AD port (IC20 Microprocessor pin no. 128)
Pull-up resistance 10 k-ohms
Ohm (R3809 VIDEO P.C.B.) 1.2 k 2.7 k 4.7 k 6.8 k 10.0 k 15.0 k 47.0 k 100.0 k
A/D value (3.3 V=255) 15 – 46 46 – 69 69 – 92 92 – 115 115 – 139 139 – 177 185 – 224 224 – 247
DEST (139 pin) U C R T K A B, G, E, F L
DOCK type (DKID 141 pin) Bluetooth iPod No connect
A/D value (3.3 V=255) 5 – 25 120 – 140 255
Display K0
0 – 11 SCENE RADIO
12 – 32 SCENE CD
33 – 54 SCENE TV
55 – 75 SCENE BD/DVD
76 – 95 ZONE2 ON/OFF
96 – 118 ZONE3 ON/OFF
119 – 142 —
143 – 162 —
181 – 197 MAIN ZONE ON/OFF
198 – 229 TONE CONTROL
255 KEY OFF
Display K1
0 – 11 PURE DIRECT
12 – 32 STRAIGHT / EFFECT
33 – 54 ZONE CONTROLS
55 – 77 INFO
78 – 98 PRESET ◀
99 – 120 PRESET ▶
121 – 143 MEMORY
144 – 165 BAND/CATEGORY
166 – 185 TUNING CH
◀
186 – 205 TUNING CH ▶
255 KEY OFF
K0/K1
K0/K1: KEY0/KEY1 (Panel key of this unit)
When the A/D conversion value of the panel key becomes out of the specified range, normal operation will not be
available.
In that case, check the constant of voltage dividing resistor, solder condition, etc. Refer to the table below.
(Reference voltage: 3.3 V=255)
K O : 2 5 5 K 1 : 2 5 5