Pioneer DEH-34 Service Manual - Page 21
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DEH-340,3400,34
- Pin Functions(TA2153FN)
Pin No.
Pin Name
1
VCC
2
RFGC
3
GMAD
4
FNI
5
FPI
6
TPI
7
TNI
8
MDI
9
LDO
10
SEL
11
TEB
12
2VRO
13
TEN
14
TEO
15
SBAD
16
FEO
17
FEN
18
SEB
19
VRO
20
RFRP
21
BTC
22
RFCT
23
PKC
24
RFRPIN
25
RFGO
26
GVSW
27
AGCIN
28
RFO
29
GND
30
RFN2
TA2153FN
15
16
52
I/O
Function and Operation
Power supply voltage terminal
I
RF amplitude adjustment control signal terminal
I
AGC amplifier frequency characteristic adjustment terminal
I
Main beam amplifier input terminal
I
Main beam amplifier input terminal
I
Sub beam amplifier input terminal
I
Sub beam amplifier input terminal
O
Monitor photodiode amplifier input terminal
I
Laser diode amplifier output terminal
I
APC circuit ON/OFF signal, LDO terminal control input terminal and bottom
and peak detection frequency switching terminals
I
Tracking error balance adjustment signal input terminal
O
Reference voltage (2VRO) output terminal
I
Tracking error signal generation amplifier reverse phase input terminal
O
Tracking error signal generation amplifier output terminal
O
Sub beam addition signal output terminal
O
Focus error signal generation amplifier output terminal
I
Focus error signal generation amplifier reverse phase input terminal
I
RFRP generation circuit mode switching terminal
O
Reference voltage (VREF) output terminal
O
Signal generation amplifier output terminal for track count
I
Bottom detection time constant adjustment terminal for RFCT signal
generation
O
RFRP signal center level output terminal
I
Peak detection time constant adjustment signal for RFCT signal generation
I
Signal generation amplifier input terminal for track count
O
RF signal amplitude adjustment amplifier output terminal
I
AGC, FE or TE amplifier gain switching terminal
I
RF signal amplitude adjustment amplifier input terminal
O
RF signal generation amplifier output terminal
I
GND terminal
I
RF signal generation amplifier input terminal
1
30