79
FH-2816ZF,2716ZF
Resistance
Voltage
NULL
Short
0
VOL DN
73.2
W
1.34
VOL UP
206.2
W
2.54
NEXT
443.2
W
3.45
MODE
896.2
W
4.09
NULL(for SWL) 4812.2
W
4.80
not SWL
OPEN
5.00(AVDD)
Resistance(x)
W
Voltage
NULL
Short
0
VOL DN
75
W
1.36
VOL UP
205
W
2.53
NEXT
445
W
3.45
MODE
915
W
4.10
NULL(for SWL) 4815
W
4.80
not SWL
OPEN
5.00(AVDD)
-
How to check control without using the steering remote control unit
Schematic diagram of Ford
Actual Schematic diagram
0.5V
1.94V
3.00V
3.77V
4.45V
4.90V
5.00V
Change the resistance value of X
W
as shown in the table to check the voltage value of
V
.
FM ADJUSTMENT
NOTE:Before proceeding to further adjustments after switching power ON, let the tuner run for ten minutes to allow
the circuits to stabilize.
Modulation
M1 : MONO MOD., 400Hz, 100%(75kHz Dev.)
M2 : MONO MOD., 400Hz, 30%(22.5kHz Dev.)
S : STEREO MOD., 400Hz, L or R=100%(67.5+7.5kHz Dev.)
FM SSG
Displayed
Adjustment
Adjustment Method
No.
Frequency(MHz)
Level(dBµ)
Frequency(MHz)
Point
(Switch Position)
TUN Volt
1
•••••
•••••
108.0
L5
DC V Meter(1) : 6.5V
Center
1
98.1 M1
60–80
98.1
L52
Center Meter : 0
IFT
1
98.1 M1
0–10
98.1
T31
mV Meter(1) : Maximum
ANT
1
89.9 M1
0–10
89.9
L2
mV Meter(1) : Maximum
RF
1
89.9 M1
0–10
89.9
L4
mV Meter(1) : Maximum
Image
1
129.3 M1
55–75
107.9
TC1
mV Meter(1) : Minimum
Sepa
-
1
98.1 S
60
98.1
VR101
mV Meter(1) : Separation
ration
Maximum
(STEREO MODE)
ARC
1
98.1 S
40
98.1
VR154
mV Meter(1) : Separation6dB
Separation
(STEREO MODE)
Inter-
1
98.1 M1
60
98.1
•••••
mV Meter(1) : AdB
station
2
98.1 M1
–
¥
98.1
VR151
mV Meter(1) : A–35dB
Noise
Search
1
98.1 M2
36
98.1
VR156
DC V Meter(2) : More than 3.5V
2
98.1 M2
35
98.1
VR156
DC V Meter(2) : 0V
3
98.1 M2
36
98.1
•••••
DC V Meter(2) : More than 3.5V
AM ADJUSTMENT
FM SSG
Displayed
Adjustment
Adjustment Method
No.
Frequency(kHz)
Level(dBµ)
Frequency(kHz)
Point
(Switch Position)
TUN Volt
1
•••••
•••••
1710
T231
DC V Meter(3)
DOLBY B NR ADJUSTMENT
No.
Test Tape
Adjustment Point
Adjustment Method
(Switch Position)
1
NCT-150
VR301(Lch),VR302(Rch)
mV Meter(2) : –8.24dBs(300mV)±1.0dB
(400Hz,200nwb/m)
(DOLBY NR Switch : OFF)
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TEL 13942296513 QQ 376315150 892498299
