Denon DN-780R Service Manual page 14

SEMICONDUCTORS
IC's
MN102L62G (IC105)
µ µ µ µ µ COM
MN102L62G Terminal Function
Pin
Pin Name Symbol
No.
1 P60, WAIT PRECSEL
2 P61, _RE PIRINH
3 P62, _WEL PMASTER
4 P63, _WEH PSLAVE
5 P50, _CS0 PSWMST
6 P51, _CS1 PSWSLV
7 P52, _CS2 PSWADLB
8 P53, _CS3 PSWADLC
9 P54, _BREQ PSWBDLB
10 P55, _BRACK PSWBDLC
11 P56, ALE, _ALE, _BSTRE Reserved
12 P57, _WORD Reserved
13 P20, A00 PRMUTB
14 P21, A01 PDOLOFB
15 P22, A02 PDOLBCB
16 P23, A03 PDOLSWB
17 Vdd Vdd
18 SYSCLK SYSCLK
19 V V
SS SS
20 XI XI
21 XO XO
22 V V
DD DD
23 OSCI OSCI
24 OSCO OSCO
25 MODE MODE
26 P24, A04 PRMUTA
27 P25, A05 PDOLOFA
28 P26, A06 PDOLBCA
29 P27, A07 PDOLSWA
30 P30, A08 PRSVI1
31 P31, A09 PRSVI2
32 P32, A10 PRSVI3
33 P33, A11 PRSVI4
34 V V
DD DD
35 P34, A12 Reserved
36 P35, A13 Reserved
37 P36, A14 Reserved
75
76
100
1
I/O DET Ext Ini Res
Recording selection to B mechanism.

O Pd L L
L: Slide switch setup / H: Deck A line in
Infrared remote control selection. L: Infrared remote control

O Pd L L
use is possible./ H: Infrared remote control use is impossible.

O Pd L L MASTER function setup, turns on at the time of DUPLICATE operation.

O Pd L L SLAVE function setup, turns on at the time of DUPLICATE operation.
 
I Pu H Selection switch. L: MASTER /H: Other
 
I Pu H Selection switch. L: SLAVE /H: Other
 
I Pu H Selection switch. L: Dolby B /H: Other
 
I Pu H Selection switch. L: Dolby C /H: Other
 
I Pu H Selection switch. L: Dolby B /H: Other
 
I Pu H Selection switch. L: Dolby C /H: Other
 
I 0V L Not used.
 
I 0V L Not used.

O Pu H H B mechanism REC MUTE change signal. H: MUTE ON

O Pd L L B mechanism Dolby on / off change signal. H: Dolby OFF

O Pu H H B mechanism Dolby B / C change signal. H: Dolby B

O Pd L L B mechanism Dolby Switch change signal. H: PLAY mode
    
Power supply (+5V)
    OSCI ×1/2 is outputted.
O
    
GND(0V)

I 0V L L Not used. It connects with GND.
    
Not used. OPEN
    
Power supply (+5V)
   
I There is 0.16% of an error by baud rate 9600bps setup
   
O OSCI is outputted.
   
I H: Single tip mode

O Pu H H A mechanism REC MUTE change signal. H: MUTE ON

O Pd L L A mechanism Dolby on / off change signal. H: Dolby OFF

O Pu H H A mechanism Dolby B / C change signal. H: Dolby B

O Pd L L A mechanism Dolby Switch change signal. H: PLAY mode
 
I Pu H Preliminary input terminal 1
 
I Pu H Preliminary input terminal 2
 
I Pu H Preliminary input terminal 3
 
I Pu H Preliminary input terminal 4
    
Power supply (+5V)
 
I 0V L Not used.
 
I 0V L Not used.
 
I 0V L Not used.
51
50
26
25
Function
DN-780R
14