Pioneer VSX-4000 Service Manual page 64

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Mi LM7001 TERMINAL DESCRIPTION MB Equivalent circuit block diagram
14 OPD 1
-
x ouT [1]
jis} Vss
SY¢
acl
ls
oPD2
x inal ts] PD2?
x INC (68S pore
ra] Pt rt
X OQUTo
13] VoD2 FM INO" 5 ee
pata(sl rier | PROGRAMABLE DIVIDER | DIVIDER 13 yop?
it4] FM IN
——ovss
SHIFT REGISTER LATCH
Ho] AM IN
19] B03 eel ao
& an ;
Terminal ' ies Terminal , oN,
No Symbol Terminal description No Symbol Terminal description
1 X OUT Crystal oscillator (7.2MHz) output 9 BO3 Band data output
2 X IN Crystal oscillator (7.2MHz) input 10 AM IN AM Local oscillation signal input terminal
3 CE Chip enable signal input 11 FM IN FM local oscillation signal input terminal
4 CL Clock data input terminal 12 VDD 1 Power supply
5 DATA Data input 13 VDD 2 Back-up power supply
6 syc Clock output terminal for controller 14 PD 1 Change pump output
(400kHz)
BO! Band data output (FM="'L' ') 15 PD2 Charge pump output
BO2 Band data output (AM=''L' ') 16 vss Power supply
No
WE Data input
olor [oe [on] [mle [ero] [els |
1) DO(LSB) to D13(MSB): Dividing figure data Use DO
to D13 for FM IN and D4 to D13 for AM IN.
eX.
er eee ieee
During FM 101 0 00 00 0 1 1 #71 1 c——> FM IN dividing figure = 14853
LSB : MSB
During AM 0 0 00 01 014 1 1 cc _ AM IN dividing figure = 928
LSB MSB -
2) 70 and Tl: Should be used for testing of LSI (0,0). Ses
3) BO to B2 and TB: Band data and time base data
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