Kenwood DVR-6100 Service Manual page 11

DVR-6100/6100K
3-7 Stereo Audio ADC : VM8739 (DVD Part IC70) M Type only
Pin No. Pin Name
1 SDIN
2 SCLK
3 XTI/MCLK
4 XTO
5 DCVDD
6 DGND
7 DBVDD
8 BCLK
9,10 DNC
11 ADCDAT
12 ADCLRC
13
14 AVDD
15 AGND
16 VMID
17 R IN
18 L IN
19 MODE
20 CSB
3-8 Volume Control IC: M62446AFP (Main B' D IC11)
Pin No. Pin Name
1~4 OUT(4~1)
5 AVDD
6 SWin
7,10,12,14 GND(S,C,R,L)
8 SRin
9 SLin
11
13
15
16,17 BYPASS(R,L)
18,25 LTRE/RTRE
LBASS3/RBASS3
19,24,20,
LBASS2/RBASS2
23,21,22
LBASS1/RBASS1
26,28 CR2/CL2
27,29 CR1/CL1
30 AVSS
31 L OUT
32 R OUT
33~36 C/SL/SR/SW(OUT)
37 AGND
38 DGND
39 LATCH
40 DATA
41 CLK
42 DVDD
11
CIRCUIT DESCRIPTION
I/O
I 3-wire MPU data input/2-wire MPU data input.
I 3-wire MPU clock input/2-wire MPU clock input.
I Crystal input or master clock input (MCLK).
O Crystal output.
- Digital core VDD.
- Digital GND.
- Digital buffers VDD.
I/O Digital audio port clock.
- Unused.
O ADC digital audio data output.
I/O ADC sample rate clock.
NC - Unused.
- Analog VDD.
- Analog GND.
O Mid-rail reference decoupling point.
I Right channel line input (AC coupled).
I Left channel line input (AC coupled).
I Control interface selection, pull up (on power up only).
I 3-wire MPU chip select/2-wire MPU interface address selection.
I/O
O Unused.
- Power supply (+7.0V) for analog.
I Volume input for SW channel.
- Analog ground.
I Volume input for SR channel.
I Volume input for SL channel.
Cin I Volume input for center channel.
Rin I Tone input for FR channel.
Lin I Tone input for FL channel.
I Input pin of the volume input selector when bypass.
- Frequency characteristic setting pin in the tone control (Treble).
- Frequency characteristic setting pin in the tone control (Bass).
O Tone output.
I Input pin of the main volume.
- Power supply (-7.0V) for analog.
O Output pin of the main volume.
O Output pin of the main volume.
O Output pin of the main volume.
- Analog ground.
- Digital ground.
I Latch input.
I Input pin of the serial data.
I Clock input.
- Power supply (+5.0V) for digital.
Pin Description
Pin Description