Denon DRA-F107 Service Manual page 13

(4) DAB TUNER-in
Check Power Supply Voltages for DAB TUNER UNIT.
INPUT B'D DAB BLOCK
WP82 :5pin 5VDD
CN71 :2pin 3.3V
CN71 :1pin 1.5V
Check Controll Signal for DAB TUNER.
INPUT B'D DAB BLOCK
CN71 15,16pin DIN,DOUT
Check Analogl Audio Data output from DAB TUNER
INPUT B'D DAB BLOCK
[DAB TUNER] output
[CN71]: 29,30pin LOUT,ROUT
Check Analog Audio Data input for FUNCTION IC
MAIN B'D
[IC21]:72,73pin DAB_L,BAD_R
to CD/USB in
(5) iPod PLAY
Check Control Signal for iPod Dock
MAIN B'D
JK32
WF31 :4,12pin IPOD_TX,IPOD_RX
Check Analog signal output from iPod Dock
MAIN B'D
JK21 AUXi in L,R
[IC21]:71,71pin AUX1_L,AUX1_R
to CD/USB in
O.K.
O.K.
O.K.
O.K.
Mark
O.K.
O.K.
Mark
DRA-F107 / DRA-F107DAB
Check Soldering.
N.G WP82 :1pin DAB_PWR
5pin SW+5V on INPUT B'D
IC71,72 on INPUT B'D
WC61 :1pin DAB_PWR
5pin 5VDD on MAIN B'D
BN61 :5pin 5VDD on MAIN B'D
D931 on POWER B'D
IC62 :53pin DAB_PWR
Check Parts
IC71,72 on INPUT B'D
Check Soldering.
N.G WP82 33,34pin on DAB B'D
IC62
N.G Check Soldering.
[CN71]:29,30pin on DAB B'D
N.G Check Soldering.
WP82 :6pin,8pin on INPUT B'D
WC61 :6pin,8pin on MAIN B'D
Check Soldering.
N.G INPUT B'D
JK32
[WF31]: 4,12pin IPOD_TX,IPOD_RX
[WN31]: 4,12pin IPOD_TX,IPOD_RX
[ IC62]:29,30pin
IC61
Check Soldering.
N.G JK21 on MAIN B'D
13