Pioneer DVR-231-S Service Manual page 65

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No. Pin Name
PF0
41
42 PF1
43 PF2
44 PF3
45 PF4
46 PF5
47 PF6
48 PF7
49 SI2P0/SO2
50 SI2P1/SI2/SB2
51 SI2P2/SCK2
52 SI2P3/SCK2O
53 PWM1
54 PWM0
55 VDD2
56 VSS2
57 PO0
58 PO1
59 PO2
60 PO3
61 PO4
TE
L 13942296513
62 PO5/CKO
63 PO6/T6O
64 PO7/T7O
65 P20/INT4/T1IN/TOCLP/TOHCP/INT6 STATCHG
66 P21/INT4/T1IN/TOCLP/TOHCP
67 P22/INT4/T1IN/TOCLP/TOHCP/HCTR CSYNCIN
68 P23/INT4/T1IN/TOCLP/TOHCP
69 P24/INT5/T1IN/TOCLP/TOHCP/INT7 MRST
70 P25/INT5/T1IN/TOCLP/TOHCP
71 P26/INT5/T1IN/TOCLP/TOHCP
72 P27/INT5/T1IN/TOCLP/TOHCP
73 P30/PWM4
74 P31/PWM5
75 P32/UTX1
76 P33/URX1
77 P34/UTX2
78 P35/URX2
79 P36
80 VDDODA
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Signal Name
LET
SQU
RGBSEL
XTUMODE
S1
XLPTHRU
PSMUTE
XAVLTH
NC
NC
NC
RFTHRU
NC
FANCTRL
VDD2
GND
P_CONT2
MUTECTL
EPGEXT
TUON
SWVION
P_CONT
FLON
XP_SAVE
J_CLOCK
XCHECKER
AVLIN
NC
BLANKIN
LEDDVD
LEDHDD
TXD1
RXD1
TXD2
RXD2
HS_TTOM
VDDODA
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I/O
O Letter-box output superimposed signal
O Squeese output superimposed signal
O Input RGB selection
O
O S1/S2 selection signal
O
O
O
Through selection of AV.Link communication line
O
O
O
O RF through selection of tuner
O
O Rotaion speed control of radiating fan
−
−
Main board power control
O
O
Equaliser selection of slicer input video
O
Power control for tuner section
O
O Power control for tvideo section
Q Q
3 6 7 1 3 1 5
O Power control for whole system
Power control for FL tube
O
O
I Detection of audio multi-plex status change of MSP
Input audio for Just Clock
I
I C-sync for Auto-Rec
I Detection of attaching the unit checker
Detection of abnormality of Main Board power
I
I Input line of NexTViewLink
O
I
DVD indicator
O
O HDD indicator
O Transmission for RS232-C terminal
Reception for RS232-C terminal
I
Reservation
O
Reservation
I
O Handshaking of sys con
−
co
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DVR-231-S
7
9 4 2 8
Function
0 5 8 2 9 9 4
SYS → Tuner
m
7
8
9 9
Active
A
B
C
2 8 9 9
D
E
F
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