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Ref. No.
Parts No.
IC171
NJM4565MD-ZB
IC181
NJM4565MD-ZB
IC191
NJM4565MD-ZB
IC204
R2S15205FP
IC391
NJM4565MD-ZB
IC401
XC62HR4102PRN
IC402
KIA78R05PI-P
IC403
KIA79R05PI-P
IC501,502
TC74HCT7007FF
IC503
MF1341S2160
IC505
M24C08-RDW6TP
IC506
MN101EF16K1CLA
IC507
NJU3718AM-ZB
IC651~653
BA2903F
IC701
MIC2005-05YM6
IC702
NJM4565MD-ZB
IC782
XC6201P332PRN
IC783
NJM2830U109ZB
IC784
XC61CN2702MRN
IC801
ML86V7668AT03
IC802
ML86V7656T03
IC803
74AHC1GU04GW
IC804
NJM2820F-ZB
IC811
XC6203P332PRN
IC812
XC6214P252PN
IC880
NJM2586AM-ZB
IC881
NJM4565MD-ZB
IC901,902
NJM4565MD-ZB
IC903
NJM4565MD-ZB
IC904
NJM4565MD-ZB
IC931
NJM2586AM-ZB
IC981,982
CD4052BPWR
Q306
2SC4213 (B) -F
Q363
2SC4213 (B) -F
Q381,382
2SC4213 (B) -F
Q385,386
2SC4213 (B) -F
Q391
DTA143TSA
Q401
2SA1576A (R,S)
Q402
2SC4081 (R,S)
KRF-V7300D/V8300D/V9300D
CIRCUIT DESCRIPTION
Description
The buffer amplifi er of IC204 (OP amp)
The buffer amplifi er of IC204 (OP amp)
The buffer amplifi er of IC204 (OP amp)
The electronic volume (Selector and volume)
The Mic amp (OP amp)
The regulator for IC506.
The regulator for video circuit.
The regulator for video circuit.
The hex buffer (3V to 5V level shifter ; tuner, FL driver, electronic
volume).
iPod coprocessor.
EEPROM
The system control microprocessor.
The converter from serial to parallel (LED, SPEAKER RELAY,VIDEO
SELECTOR)
The comparator for thermal protection.
The high-side switch (detection of over current; more 700mA
The audio amp for iPod (OP amp)
The regulator for logic circuit.
The regulator for tuner.
The voltage (2.7V) detection for microprocessor reset.
The video decoder (Analogue video up converter).
The video encoder (Analogue video up converter).
The inverter for oscillation (32MHz) circuit.
The shunt regulator for reference voltage (1.25V) of video encoder.
The regulator for video decoder and encoder.
The regulator for video decoder and encoder.
The video amp for component signal selector and buffer amp.
The detection of video synch signal.
The video amp for S-video signal selector and buffer amp.
The detection of video synch signal.
The video amp for composite signal selector and buffer amp.
The video amp for composite signal selector and buffer amp.
The analog switch (selector of D jack)
The mute for Super Woofer (SW) pre-out.
The mute for Super Woofer (SW) pre-out.
The mute for rec-out
The mute for rec-out
The control of mic amp.
The protection for AVR.
The protection for AVR.
Logic
+4.1V
+5V
-5V
+3.3V
+9V
+3.3V
+2.5V
Mute: ON
Mute: ON
Mute: ON
Mute: ON
AUTO ROOM EQ: ON
7
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