Pioneer HTV-C1, Руководство по обслуживанию

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HTV-SW1, HTV-C1
40
7. GENERAL INFORMATION
7.1 PARTS
7.1.1 IC
M62419FP (IC6001: AFPS ASSY)
BU2092F (IC8001: AFPS ASSY)
Serial In/Parallel Out Driver
Electronic Volume Control with Tone Function
21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
+ – + –
+
–
+
–
+
–
+ –
22 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23
+ – + –
+
–
+
–
+
–
+ –
I/F
DATA
DATA
GND
SELECT OUT 1
VOL IN 1
LOUD IN 1
SELECT 2 NF 1
SELECT 1 IN A SELECT 1 IN B
SELECT 1 IN C SELECT 1 IN D
ATTF OUT 1
ATTR OUT 1
TONE IN 1
TC 1 A TC 1 B
TC 1 C
TONE OUT 1
FADER IN 1
REAR OUT 1
FRONT OUT 1
Vcc
CLOCK VDD SELECT OUT 2 VOL IN 2 LOUD IN 2 SELECT 2 NF 2 SELECT 2 IN A SELECT 2 IN B SELECT 2 IN C SELECT 2 IN D ATTF OUT 2 ATTR OUT 2 TONE IN 2 TC 2 A TC 2 B TC 2 C TONE OUT 2 FADER IN 2 REAR OUT 2 FRONT OUT 2 VREF
Vcc
Vref
CLOCK
V
DD
Pin Function Block Diagram
No. Name I/O Description
1 Vss – GND
2 DATA I Serial data input
3 CLOCK I Shift lock for data ( )
4 LCK I Lutch clock for data ( )
Parallel data output (Nch Open Drain FET)
5 Q0
| | O
16 Q11
17 OE I Output enable (H: output, FET: OFF)
18 VDD – Power supply
Lutch Data L H
Output FET ON OFF
1 2 3 4 5 6 7 8 9
18 17 16 15 14 13 12 11 10
Vss
DATA
CLOCK
LCK
Q0 Q1 Q2 Q3 Q4
V
DD
OE Q11 Q10 Q9 Q8 Q7 Q6 Q5
12 bits Strage Register
12 bits Shift Register
Output Buffer (Open Drain)
Control Circuit
Block Diagram
¶
The information shown in the list is basic information and may not
correspond exactly to that shown in the schematic diagrams.