Cassette Base Block Assembly, Gooseneck Gear; Tg1 Adjustment Plate Assembly, Tension Coil Spring; Tg7 Arm Block Assembly; Brake Slider Assembly, Pinch Slider Assembly And Cam Gear - Sony DSR-PD170 Service Manual

DSR-PD170/PD170P/PD190P
Screw tightening torque tolerance.
0.0098 N.m (0.1 kg.cm)
2-2-6. TG1 Adjustment Plate Assembly, Tension Coil Spring (TG1), TG1 Arm Assembly, TG7 Retainer Spring and

TG7 Arm Block Assembly

Remove the
"2-2-1. Tape Fall Stopper"
"2-2-3. Damper Assembly and Cassette
Compartment Assembly"
and "2-2-5. Cassette Base Block Assembly"
Removing method: Remove the desired parts as shown in the
figure.
Attaching method: Refer to the detailed diagrams.
After attaching all the parts, refer to the flowchart on page 6-51,
and perform the adjustments from Starting adjustments-1.
Details diagram on attachment of
TG1 arm assembly
Attach so that the TG1 flange is almost
parallel to the TG3 flange.
TG1 frange
2-2-7.

Brake Slider Assembly, Pinch Slider Assembly and Cam Gear

Remove the
"2-2-1. Tape Fall Stopper"
"2-2-3. Damper Assembly and Cassette Compartment Assembly"
"2-2-4. Reel Table (S) / Reel Table (T) Assembly"
"2-2-5. Cassette Base Block Assembly, Gooseneck
Gear Assembly and Relay Gear"
and "2-2-6. TG1 Arm Assembly and TG1 Adjustment
Plate Assembly"
Removing method: Remove in the order of 1,2,3,4.
Attaching method: Attach in the order of 4,3,2,1.
(Be sure to adjust the position and phase.)
Detailed diagram on the adjusting the
phase of each gear, and parts to be greased.
Rotary encoder
3mm dia.
Cam gear
Grease the parts.(1.5mm dia.)
Be careful not to touch the
tape guide (
Do no scratch the tension
regulator pad.
TG1 adjustment plate
assembly
Apply the grease
(1.5mm dia.)
TG7 retainer spring tightening torque
0.0294 N•m (0.3 kg•cm)
Details diagram on removal and attachment of TG7 arm block assembly
Remove the tension of the
spring attached to the TG7
arm. To attach, temporarily
TG3 frange
attach the spring to the pinch
arm from the chassis hole
using a pair of tweezers.
GL driving gear
Cam gear
Reel shaft (S)
Rotary encoder
Tension coil spring
part). (TG1)
TG1 arm assembly
Pinch slider
Note:
Insert the tweezers from this hole, temporarily
tighten the spring, and release it.
When removing
Details diagram on removal and
attachment of reel base
Removing method: Move upwards in the
Attaching method: Attach in the order of 1,2.
Reel base
1
Reel shaft (S)
Brake slider
assembly
2
Pinch slider assembly
3
4
GL driving gear
6-44
Screw
TG7 retainer
spring
TG7 arm block assembly
TG1 spring
hook
Pinch arm
Refer to detailed
diagram.
When attaching
TG7 arm
Pinch arm
direction of arrow A.
Reel base
A
1 Reel shaft (T)
2
1
Conversion pulley shaft
Apply the grease
(1.5mm dia.)
Reel shaft (T)
Pinch press arm