Kenwood VR-208 Service Manual page 10

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KRF-V7510D/V8010D/VR-208/209
Pin No. Pin Name
67 SO
68 SI
69 SCK
70 TEST
71 Vdd
72~79 STREAM
80 Vss
81 Vdd
82 SDIWCK
83 SDIBCK
84,85 SD10,11
86~89 TEST
90 Vss
91 Vdd
92~99 IPORT
100 Vss
3. FUNCTION IC TC9162AF(X08:IC5)
CONDITION(PIN NO.)
S.DIRECT
STEREO
SURROUND (DOWN MIX)
TEST TONE
SETUP
4. FUNCTION IC TC9164AF(X08:IC6)
CONDITION(PIN NO.)
TEST TONE
SETUP
C-ch
5. FUNCTION IC TC9164AF(X08:IC6)
CONDITION(PIN NO.)
DOLBY DIGITAL
A & B SPEAKER OFF
SETUP
SW-ch
6. SPEAKER SETUP
SUB WOOFER
FRONT SP
CENTER SP NORMAL
SURROUND SP
CENTER MODE
NORMAL
(PRO LOGIC)
10
CIRCUIT DESCRIPTION
I/O
O Microprocessor interface serial data output port.
I Microprocessor interface serial data input port.
I Microprocessor interface clock input port.
I Test port.
– Power supply(+5V)
O STREAM detection port.
– GND
– Power supply(+5V)
I Word clock for SD input ports.
I Bit clock for SD input ports.
I AC3 bit stream data input port.
I Test port.
– GND
– Power supply(+5V)
I Register input ports.
– GND
(2,27)
ON
ON
OFF
OFF
SW-ch ON *
SW-ch OFF *
C-ch HPF
SW-ch
SW-ch
NORMAL
LARGE or NONE
YSE
NONE
TEST TONE
SW-ch NONE
YES
NONE
*: Be not concerned with the condition.
YES
LOW CUT FREQ.
NO
YES NO YES
– PHANTOM
Published in Heiloo, Holland.
Descriptions
(3,26) (5,24)
OFF *
OFF *
ON *
ON *
* OFF
* ON
(2) (3-5) (7)
C-ch FLAT SW-SW+C
* * ON
* * OFF
ON OFF ON
OFF ON OFF
(18) (19) (21)
ON OFF *
ON OFF *
ON OFF ON
ON OFF *
ON OFF *
ON OFF OFF
ON OFF ON
LARGE
NO YES NO
– WIDE BAND –
(6,23)
*
*
*
*
ON
OFF
(8) (10)
– SR-ch FLAT
ON *
OFF *
OFF OFF
OFF OFF
(22) (24) (25) (26)
* * * ON
* * * OFF
OFF OFF OFF
* OFF OFF OFF
* * * OFF
ON ON ON
OFF OFF OFF
NO
FULL FREQ.
NORMAL NO
YES NO YES
NORMAL – PHANTOM
12/6/15
(10)
SR-ch HPF
*
*
ON
ON
(27)
ON
OFF
OFF
OFF
* *
* *
NO
–